./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 438134aaa8cbf7b10a3435da62ff5e9b4dd424421597a948889467a2e9f2184b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:22:14,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:22:14,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 06:22:14,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:22:14,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:22:14,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:22:14,099 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:22:14,099 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:22:14,100 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:22:14,100 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:22:14,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:22:14,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:22:14,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:22:14,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:22:14,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:22:14,102 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:22:14,102 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:22:14,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:22:14,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:22:14,103 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:22:14,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:22:14,104 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 438134aaa8cbf7b10a3435da62ff5e9b4dd424421597a948889467a2e9f2184b [2024-12-02 06:22:14,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:22:14,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:22:14,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:22:14,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:22:14,375 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:22:14,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2024-12-02 06:22:17,057 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/data/43e7144e4/a326859b555749f6b5eed9a95c91a591/FLAG11aa64e07 [2024-12-02 06:22:17,529 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:22:17,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2024-12-02 06:22:17,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/data/43e7144e4/a326859b555749f6b5eed9a95c91a591/FLAG11aa64e07 [2024-12-02 06:22:17,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/data/43e7144e4/a326859b555749f6b5eed9a95c91a591 [2024-12-02 06:22:17,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:22:17,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:22:17,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:22:17,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:22:17,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:22:17,590 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:22:17" (1/1) ... [2024-12-02 06:22:17,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f9204a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:17, skipping insertion in model container [2024-12-02 06:22:17,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:22:17" (1/1) ... [2024-12-02 06:22:17,779 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:22:18,128 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[17602,17615] [2024-12-02 06:22:18,153 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[22899,22912] [2024-12-02 06:22:18,160 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[24256,24269] [2024-12-02 06:22:18,164 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[25064,25077] [2024-12-02 06:22:18,172 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[26792,26805] [2024-12-02 06:22:18,177 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[27600,27613] [2024-12-02 06:22:18,182 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[28779,28792] [2024-12-02 06:22:18,195 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[31519,31532] [2024-12-02 06:22:18,201 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[32330,32343] [2024-12-02 06:22:18,208 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[33512,33525] [2024-12-02 06:22:18,218 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[35703,35716] [2024-12-02 06:22:18,236 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[39963,39976] [2024-12-02 06:22:18,241 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[40774,40787] [2024-12-02 06:22:18,248 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[41956,41969] [2024-12-02 06:22:18,257 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[44147,44160] [2024-12-02 06:22:18,273 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[47858,47871] [2024-12-02 06:22:18,302 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[54605,54618] [2024-12-02 06:22:18,307 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[55416,55429] [2024-12-02 06:22:18,312 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[56559,56572] [2024-12-02 06:22:18,323 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[58711,58724] [2024-12-02 06:22:18,340 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[62628,62641] [2024-12-02 06:22:18,371 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[69577,69590] [2024-12-02 06:22:18,428 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[82313,82326] [2024-12-02 06:22:18,433 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[83124,83137] [2024-12-02 06:22:18,440 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[84306,84319] [2024-12-02 06:22:18,452 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[86497,86510] [2024-12-02 06:22:18,468 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[90208,90221] [2024-12-02 06:22:18,499 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[96406,96419] [2024-12-02 06:22:18,546 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[106997,107010] [2024-12-02 06:22:19,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:22:19,170 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:22:19,240 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[17602,17615] [2024-12-02 06:22:19,256 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[22899,22912] [2024-12-02 06:22:19,262 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[24256,24269] [2024-12-02 06:22:19,266 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[25064,25077] [2024-12-02 06:22:19,274 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[26792,26805] [2024-12-02 06:22:19,278 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[27600,27613] [2024-12-02 06:22:19,284 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[28779,28792] [2024-12-02 06:22:19,295 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[31519,31532] [2024-12-02 06:22:19,300 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[32330,32343] [2024-12-02 06:22:19,305 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[33512,33525] [2024-12-02 06:22:19,314 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[35703,35716] [2024-12-02 06:22:19,331 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[39963,39976] [2024-12-02 06:22:19,335 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[40774,40787] [2024-12-02 06:22:19,340 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[41956,41969] [2024-12-02 06:22:19,349 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[44147,44160] [2024-12-02 06:22:19,363 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[47858,47871] [2024-12-02 06:22:19,387 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[54605,54618] [2024-12-02 06:22:19,392 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[55416,55429] [2024-12-02 06:22:19,397 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[56559,56572] [2024-12-02 06:22:19,406 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[58711,58724] [2024-12-02 06:22:19,423 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[62628,62641] [2024-12-02 06:22:19,451 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[69577,69590] [2024-12-02 06:22:19,496 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[82313,82326] [2024-12-02 06:22:19,501 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[83124,83137] [2024-12-02 06:22:19,506 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[84306,84319] [2024-12-02 06:22:19,515 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[86497,86510] [2024-12-02 06:22:19,530 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[90208,90221] [2024-12-02 06:22:19,552 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[96406,96419] [2024-12-02 06:22:19,585 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_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c[106997,107010] [2024-12-02 06:22:20,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:22:20,220 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:22:20,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20 WrapperNode [2024-12-02 06:22:20,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:22:20,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:22:20,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:22:20,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:22:20,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,488 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13512 [2024-12-02 06:22:20,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:22:20,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:22:20,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:22:20,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:22:20,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,525 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,603 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 06:22:20,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,675 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:22:20,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:22:20,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:22:20,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:22:20,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (1/1) ... [2024-12-02 06:22:20,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:22:20,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:22:20,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:22:20,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:22:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:22:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:22:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:22:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:22:21,170 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:22:21,172 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:22:26,646 INFO L? ?]: Removed 2124 outVars from TransFormulas that were not future-live. [2024-12-02 06:22:26,646 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:22:26,688 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:22:26,689 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-02 06:22:26,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:22:26 BoogieIcfgContainer [2024-12-02 06:22:26,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:22:26,691 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:22:26,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:22:26,696 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:22:26,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:22:17" (1/3) ... [2024-12-02 06:22:26,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37181fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:22:26, skipping insertion in model container [2024-12-02 06:22:26,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:22:20" (2/3) ... [2024-12-02 06:22:26,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37181fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:22:26, skipping insertion in model container [2024-12-02 06:22:26,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:22:26" (3/3) ... [2024-12-02 06:22:26,698 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2024-12-02 06:22:26,712 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:22:26,714 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr.7.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c that has 1 procedures, 2082 locations, 1 initial locations, 0 loop locations, and 29 error locations. [2024-12-02 06:22:26,804 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:22:26,815 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;@4eb9a90c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:22:26,816 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-12-02 06:22:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 2082 states, 2052 states have (on average 1.8606237816764133) internal successors, (3818), 2081 states have internal predecessors, (3818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-02 06:22:26,844 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:26,845 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:26,845 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:26,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:26,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1477171740, now seen corresponding path program 1 times [2024-12-02 06:22:26,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:26,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107967219] [2024-12-02 06:22:26,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:26,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:27,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:27,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:27,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107967219] [2024-12-02 06:22:27,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107967219] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:27,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:27,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:27,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642217453] [2024-12-02 06:22:27,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:27,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:27,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:27,449 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:27,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:27,454 INFO L87 Difference]: Start difference. First operand has 2082 states, 2052 states have (on average 1.8606237816764133) internal successors, (3818), 2081 states have internal predecessors, (3818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:28,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:28,599 INFO L93 Difference]: Finished difference Result 3095 states and 5492 transitions. [2024-12-02 06:22:28,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:28,601 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2024-12-02 06:22:28,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:28,620 INFO L225 Difference]: With dead ends: 3095 [2024-12-02 06:22:28,621 INFO L226 Difference]: Without dead ends: 1570 [2024-12-02 06:22:28,629 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:28,632 INFO L435 NwaCegarLoop]: 1861 mSDtfsCounter, 8236 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 916 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8236 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:28,632 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8236 Valid, 1875 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 916 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 06:22:28,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2024-12-02 06:22:28,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1570. [2024-12-02 06:22:28,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1570 states, 1541 states have (on average 1.3264114211550941) internal successors, (2044), 1569 states have internal predecessors, (2044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 2044 transitions. [2024-12-02 06:22:28,718 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 2044 transitions. Word has length 101 [2024-12-02 06:22:28,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:28,719 INFO L471 AbstractCegarLoop]: Abstraction has 1570 states and 2044 transitions. [2024-12-02 06:22:28,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2044 transitions. [2024-12-02 06:22:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-02 06:22:28,723 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:28,723 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:28,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 06:22:28,724 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:28,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:28,724 INFO L85 PathProgramCache]: Analyzing trace with hash 951904542, now seen corresponding path program 1 times [2024-12-02 06:22:28,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:28,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179389016] [2024-12-02 06:22:28,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:28,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:28,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:28,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179389016] [2024-12-02 06:22:28,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179389016] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:28,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:28,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:28,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275334086] [2024-12-02 06:22:28,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:28,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:28,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:28,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:28,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:28,979 INFO L87 Difference]: Start difference. First operand 1570 states and 2044 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:30,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:30,042 INFO L93 Difference]: Finished difference Result 2574 states and 3459 transitions. [2024-12-02 06:22:30,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:30,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2024-12-02 06:22:30,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:30,048 INFO L225 Difference]: With dead ends: 2574 [2024-12-02 06:22:30,048 INFO L226 Difference]: Without dead ends: 1338 [2024-12-02 06:22:30,049 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:30,050 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 5216 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5216 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:30,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5216 Valid, 1010 Invalid, 834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 06:22:30,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states. [2024-12-02 06:22:30,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 1338. [2024-12-02 06:22:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1338 states, 1309 states have (on average 1.3590527119938884) internal successors, (1779), 1337 states have internal predecessors, (1779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1338 states and 1779 transitions. [2024-12-02 06:22:30,078 INFO L78 Accepts]: Start accepts. Automaton has 1338 states and 1779 transitions. Word has length 102 [2024-12-02 06:22:30,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:30,079 INFO L471 AbstractCegarLoop]: Abstraction has 1338 states and 1779 transitions. [2024-12-02 06:22:30,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:30,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1779 transitions. [2024-12-02 06:22:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 06:22:30,083 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:30,084 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:30,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 06:22:30,084 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:30,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:30,085 INFO L85 PathProgramCache]: Analyzing trace with hash -873201018, now seen corresponding path program 1 times [2024-12-02 06:22:30,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:30,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037983507] [2024-12-02 06:22:30,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:30,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:30,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:30,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037983507] [2024-12-02 06:22:30,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037983507] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:30,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:30,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:30,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318858527] [2024-12-02 06:22:30,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:30,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:30,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:30,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:30,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:30,281 INFO L87 Difference]: Start difference. First operand 1338 states and 1779 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:31,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:31,212 INFO L93 Difference]: Finished difference Result 2342 states and 3193 transitions. [2024-12-02 06:22:31,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:31,213 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2024-12-02 06:22:31,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:31,217 INFO L225 Difference]: With dead ends: 2342 [2024-12-02 06:22:31,217 INFO L226 Difference]: Without dead ends: 1258 [2024-12-02 06:22:31,218 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:31,219 INFO L435 NwaCegarLoop]: 722 mSDtfsCounter, 4857 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4857 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 1044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:31,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4857 Valid, 774 Invalid, 1044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 06:22:31,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2024-12-02 06:22:31,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1258. [2024-12-02 06:22:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 1229 states have (on average 1.368592351505289) internal successors, (1682), 1257 states have internal predecessors, (1682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:31,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1682 transitions. [2024-12-02 06:22:31,270 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1682 transitions. Word has length 103 [2024-12-02 06:22:31,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:31,271 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 1682 transitions. [2024-12-02 06:22:31,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:31,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1682 transitions. [2024-12-02 06:22:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-02 06:22:31,274 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:31,274 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:31,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 06:22:31,274 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:31,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:31,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1608818971, now seen corresponding path program 1 times [2024-12-02 06:22:31,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:31,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626071002] [2024-12-02 06:22:31,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:31,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:31,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:31,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626071002] [2024-12-02 06:22:31,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626071002] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:31,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:31,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:31,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961467196] [2024-12-02 06:22:31,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:31,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:31,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:31,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:31,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:31,515 INFO L87 Difference]: Start difference. First operand 1258 states and 1682 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:32,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:32,208 INFO L93 Difference]: Finished difference Result 2262 states and 3095 transitions. [2024-12-02 06:22:32,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:32,209 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2024-12-02 06:22:32,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:32,211 INFO L225 Difference]: With dead ends: 2262 [2024-12-02 06:22:32,211 INFO L226 Difference]: Without dead ends: 1170 [2024-12-02 06:22:32,212 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:32,212 INFO L435 NwaCegarLoop]: 862 mSDtfsCounter, 4652 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4652 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:32,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4652 Valid, 890 Invalid, 740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 06:22:32,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2024-12-02 06:22:32,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 1170. [2024-12-02 06:22:32,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1170 states, 1141 states have (on average 1.3891323400525855) internal successors, (1585), 1169 states have internal predecessors, (1585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1170 states and 1585 transitions. [2024-12-02 06:22:32,233 INFO L78 Accepts]: Start accepts. Automaton has 1170 states and 1585 transitions. Word has length 104 [2024-12-02 06:22:32,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:32,233 INFO L471 AbstractCegarLoop]: Abstraction has 1170 states and 1585 transitions. [2024-12-02 06:22:32,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:32,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1585 transitions. [2024-12-02 06:22:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 06:22:32,236 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:32,236 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:32,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 06:22:32,236 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:32,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:32,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1915103433, now seen corresponding path program 1 times [2024-12-02 06:22:32,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:32,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129860220] [2024-12-02 06:22:32,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:32,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:32,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:32,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:32,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129860220] [2024-12-02 06:22:32,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129860220] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:32,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:32,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:32,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748163674] [2024-12-02 06:22:32,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:32,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:32,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:32,462 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:32,462 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:32,462 INFO L87 Difference]: Start difference. First operand 1170 states and 1585 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:33,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:33,208 INFO L93 Difference]: Finished difference Result 2174 states and 2997 transitions. [2024-12-02 06:22:33,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:33,208 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2024-12-02 06:22:33,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:33,212 INFO L225 Difference]: With dead ends: 2174 [2024-12-02 06:22:33,212 INFO L226 Difference]: Without dead ends: 1117 [2024-12-02 06:22:33,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:33,214 INFO L435 NwaCegarLoop]: 849 mSDtfsCounter, 4504 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4504 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:33,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4504 Valid, 861 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 06:22:33,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1117 states. [2024-12-02 06:22:33,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1117 to 1117. [2024-12-02 06:22:33,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 1088 states have (on average 1.4034926470588236) internal successors, (1527), 1116 states have internal predecessors, (1527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:33,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1527 transitions. [2024-12-02 06:22:33,235 INFO L78 Accepts]: Start accepts. Automaton has 1117 states and 1527 transitions. Word has length 105 [2024-12-02 06:22:33,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:33,236 INFO L471 AbstractCegarLoop]: Abstraction has 1117 states and 1527 transitions. [2024-12-02 06:22:33,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:33,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1527 transitions. [2024-12-02 06:22:33,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-02 06:22:33,238 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:33,239 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:33,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 06:22:33,239 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:33,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:33,239 INFO L85 PathProgramCache]: Analyzing trace with hash -578368317, now seen corresponding path program 1 times [2024-12-02 06:22:33,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:33,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49479626] [2024-12-02 06:22:33,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:33,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:33,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:33,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49479626] [2024-12-02 06:22:33,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49479626] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:33,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:33,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:33,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058196054] [2024-12-02 06:22:33,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:33,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:33,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:33,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:33,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:33,493 INFO L87 Difference]: Start difference. First operand 1117 states and 1527 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:34,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:34,232 INFO L93 Difference]: Finished difference Result 2121 states and 2938 transitions. [2024-12-02 06:22:34,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:34,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2024-12-02 06:22:34,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:34,236 INFO L225 Difference]: With dead ends: 2121 [2024-12-02 06:22:34,236 INFO L226 Difference]: Without dead ends: 1092 [2024-12-02 06:22:34,237 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:34,238 INFO L435 NwaCegarLoop]: 828 mSDtfsCounter, 4407 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 673 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4407 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:34,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4407 Valid, 848 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 673 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 06:22:34,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-12-02 06:22:34,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 1092. [2024-12-02 06:22:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.4101599247412981) internal successors, (1499), 1091 states have internal predecessors, (1499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:34,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1499 transitions. [2024-12-02 06:22:34,256 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1499 transitions. Word has length 106 [2024-12-02 06:22:34,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:34,256 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1499 transitions. [2024-12-02 06:22:34,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1499 transitions. [2024-12-02 06:22:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 06:22:34,259 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:34,259 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:34,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 06:22:34,259 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:34,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:34,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1323333204, now seen corresponding path program 1 times [2024-12-02 06:22:34,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:34,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668756077] [2024-12-02 06:22:34,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:34,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:34,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:34,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668756077] [2024-12-02 06:22:34,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668756077] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:34,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:34,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:22:34,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311882495] [2024-12-02 06:22:34,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:34,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:22:34,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:34,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:22:34,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:22:34,458 INFO L87 Difference]: Start difference. First operand 1092 states and 1499 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:35,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:35,204 INFO L93 Difference]: Finished difference Result 2096 states and 2909 transitions. [2024-12-02 06:22:35,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:22:35,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2024-12-02 06:22:35,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:35,206 INFO L225 Difference]: With dead ends: 2096 [2024-12-02 06:22:35,206 INFO L226 Difference]: Without dead ends: 1084 [2024-12-02 06:22:35,207 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:22:35,208 INFO L435 NwaCegarLoop]: 737 mSDtfsCounter, 4316 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4316 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:35,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4316 Valid, 781 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 06:22:35,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2024-12-02 06:22:35,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 1084. [2024-12-02 06:22:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4113744075829384) internal successors, (1489), 1083 states have internal predecessors, (1489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:35,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1489 transitions. [2024-12-02 06:22:35,220 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1489 transitions. Word has length 107 [2024-12-02 06:22:35,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:35,220 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1489 transitions. [2024-12-02 06:22:35,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1489 transitions. [2024-12-02 06:22:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 06:22:35,222 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:35,223 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:35,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 06:22:35,223 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:35,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:35,223 INFO L85 PathProgramCache]: Analyzing trace with hash 65664385, now seen corresponding path program 1 times [2024-12-02 06:22:35,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:35,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882414826] [2024-12-02 06:22:35,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:35,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:35,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:35,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882414826] [2024-12-02 06:22:35,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882414826] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:35,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:35,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 06:22:35,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771536730] [2024-12-02 06:22:35,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:35,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 06:22:35,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:35,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 06:22:35,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:22:35,532 INFO L87 Difference]: Start difference. First operand 1084 states and 1489 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:37,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:37,073 INFO L93 Difference]: Finished difference Result 1996 states and 2648 transitions. [2024-12-02 06:22:37,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 06:22:37,074 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2024-12-02 06:22:37,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:37,076 INFO L225 Difference]: With dead ends: 1996 [2024-12-02 06:22:37,077 INFO L226 Difference]: Without dead ends: 1411 [2024-12-02 06:22:37,077 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:22:37,078 INFO L435 NwaCegarLoop]: 675 mSDtfsCounter, 4903 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 2785 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4903 SdHoareTripleChecker+Valid, 2284 SdHoareTripleChecker+Invalid, 2789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:37,078 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4903 Valid, 2284 Invalid, 2789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 2785 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:37,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2024-12-02 06:22:37,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1084. [2024-12-02 06:22:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.41042654028436) internal successors, (1488), 1083 states have internal predecessors, (1488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:37,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1488 transitions. [2024-12-02 06:22:37,101 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1488 transitions. Word has length 108 [2024-12-02 06:22:37,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:37,101 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1488 transitions. [2024-12-02 06:22:37,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1488 transitions. [2024-12-02 06:22:37,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 06:22:37,104 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:37,104 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:37,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 06:22:37,104 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:37,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:37,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1618229889, now seen corresponding path program 1 times [2024-12-02 06:22:37,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:37,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753543570] [2024-12-02 06:22:37,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:37,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:37,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753543570] [2024-12-02 06:22:37,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753543570] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:37,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:37,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:37,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045954232] [2024-12-02 06:22:37,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:37,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:37,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:37,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:37,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:37,521 INFO L87 Difference]: Start difference. First operand 1084 states and 1488 transitions. Second operand has 9 states, 9 states have (on average 12.0) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:39,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:39,069 INFO L93 Difference]: Finished difference Result 1755 states and 2404 transitions. [2024-12-02 06:22:39,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:22:39,070 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2024-12-02 06:22:39,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:39,074 INFO L225 Difference]: With dead ends: 1755 [2024-12-02 06:22:39,074 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:22:39,074 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:22:39,075 INFO L435 NwaCegarLoop]: 814 mSDtfsCounter, 6032 mSDsluCounter, 2750 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6032 SdHoareTripleChecker+Valid, 3564 SdHoareTripleChecker+Invalid, 2951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:39,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6032 Valid, 3564 Invalid, 2951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:39,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:22:39,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:22:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.409478672985782) internal successors, (1487), 1083 states have internal predecessors, (1487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1487 transitions. [2024-12-02 06:22:39,093 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1487 transitions. Word has length 108 [2024-12-02 06:22:39,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:39,093 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1487 transitions. [2024-12-02 06:22:39,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1487 transitions. [2024-12-02 06:22:39,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 06:22:39,095 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:39,095 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:39,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 06:22:39,096 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:39,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:39,096 INFO L85 PathProgramCache]: Analyzing trace with hash 180174419, now seen corresponding path program 1 times [2024-12-02 06:22:39,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:39,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3942214] [2024-12-02 06:22:39,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:39,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:39,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:39,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3942214] [2024-12-02 06:22:39,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3942214] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:39,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:39,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:39,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850856709] [2024-12-02 06:22:39,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:39,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:39,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:39,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:39,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:39,385 INFO L87 Difference]: Start difference. First operand 1084 states and 1487 transitions. Second operand has 9 states, 9 states have (on average 12.0) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:41,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:41,047 INFO L93 Difference]: Finished difference Result 1980 states and 2733 transitions. [2024-12-02 06:22:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:22:41,047 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2024-12-02 06:22:41,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:41,055 INFO L225 Difference]: With dead ends: 1980 [2024-12-02 06:22:41,055 INFO L226 Difference]: Without dead ends: 1672 [2024-12-02 06:22:41,056 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:22:41,056 INFO L435 NwaCegarLoop]: 1205 mSDtfsCounter, 4701 mSDsluCounter, 3962 mSDsCounter, 0 mSdLazyCounter, 4160 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4701 SdHoareTripleChecker+Valid, 5167 SdHoareTripleChecker+Invalid, 4166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:41,057 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4701 Valid, 5167 Invalid, 4166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 4160 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:22:41,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states. [2024-12-02 06:22:41,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1084. [2024-12-02 06:22:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.408530805687204) internal successors, (1486), 1083 states have internal predecessors, (1486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1486 transitions. [2024-12-02 06:22:41,103 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1486 transitions. Word has length 108 [2024-12-02 06:22:41,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:41,103 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1486 transitions. [2024-12-02 06:22:41,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:41,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1486 transitions. [2024-12-02 06:22:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:41,105 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:41,106 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:41,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 06:22:41,106 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:41,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:41,107 INFO L85 PathProgramCache]: Analyzing trace with hash -860352434, now seen corresponding path program 1 times [2024-12-02 06:22:41,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:41,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332539962] [2024-12-02 06:22:41,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:41,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:41,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:41,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332539962] [2024-12-02 06:22:41,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332539962] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:41,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:41,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:41,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337318656] [2024-12-02 06:22:41,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:41,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:41,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:41,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:41,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:41,493 INFO L87 Difference]: Start difference. First operand 1084 states and 1486 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:43,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:43,045 INFO L93 Difference]: Finished difference Result 1796 states and 2467 transitions. [2024-12-02 06:22:43,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:22:43,046 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:43,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:43,048 INFO L225 Difference]: With dead ends: 1796 [2024-12-02 06:22:43,048 INFO L226 Difference]: Without dead ends: 1660 [2024-12-02 06:22:43,049 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:22:43,049 INFO L435 NwaCegarLoop]: 822 mSDtfsCounter, 6076 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 2949 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6076 SdHoareTripleChecker+Valid, 3626 SdHoareTripleChecker+Invalid, 2956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:43,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6076 Valid, 3626 Invalid, 2956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2949 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:43,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1660 states. [2024-12-02 06:22:43,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1660 to 1084. [2024-12-02 06:22:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4075829383886256) internal successors, (1485), 1083 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:43,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1485 transitions. [2024-12-02 06:22:43,065 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1485 transitions. Word has length 110 [2024-12-02 06:22:43,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:43,066 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1485 transitions. [2024-12-02 06:22:43,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1485 transitions. [2024-12-02 06:22:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:43,067 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:43,068 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:43,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 06:22:43,068 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:43,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:43,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1432283502, now seen corresponding path program 1 times [2024-12-02 06:22:43,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:43,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537888273] [2024-12-02 06:22:43,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:43,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:43,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537888273] [2024-12-02 06:22:43,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537888273] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:43,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:43,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:43,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134449608] [2024-12-02 06:22:43,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:43,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:43,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:43,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:43,394 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:43,395 INFO L87 Difference]: Start difference. First operand 1084 states and 1485 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:44,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:44,802 INFO L93 Difference]: Finished difference Result 1810 states and 2479 transitions. [2024-12-02 06:22:44,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:22:44,803 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:44,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:44,805 INFO L225 Difference]: With dead ends: 1810 [2024-12-02 06:22:44,805 INFO L226 Difference]: Without dead ends: 1660 [2024-12-02 06:22:44,806 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:22:44,806 INFO L435 NwaCegarLoop]: 822 mSDtfsCounter, 8272 mSDsluCounter, 2801 mSDsCounter, 0 mSdLazyCounter, 2947 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8272 SdHoareTripleChecker+Valid, 3623 SdHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2947 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:44,806 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8272 Valid, 3623 Invalid, 2954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2947 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:22:44,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1660 states. [2024-12-02 06:22:44,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1660 to 1084. [2024-12-02 06:22:44,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4066350710900475) internal successors, (1484), 1083 states have internal predecessors, (1484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1484 transitions. [2024-12-02 06:22:44,817 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1484 transitions. Word has length 110 [2024-12-02 06:22:44,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:44,817 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1484 transitions. [2024-12-02 06:22:44,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1484 transitions. [2024-12-02 06:22:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:44,819 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:44,819 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:44,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 06:22:44,819 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:44,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:44,820 INFO L85 PathProgramCache]: Analyzing trace with hash -983174856, now seen corresponding path program 1 times [2024-12-02 06:22:44,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:44,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312226451] [2024-12-02 06:22:44,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:44,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:45,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:45,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312226451] [2024-12-02 06:22:45,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312226451] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:45,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:45,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:45,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505080296] [2024-12-02 06:22:45,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:45,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:45,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:45,046 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:45,046 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:45,046 INFO L87 Difference]: Start difference. First operand 1084 states and 1484 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:46,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:46,585 INFO L93 Difference]: Finished difference Result 1710 states and 2326 transitions. [2024-12-02 06:22:46,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:22:46,585 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:46,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:46,588 INFO L225 Difference]: With dead ends: 1710 [2024-12-02 06:22:46,588 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:22:46,588 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:22:46,589 INFO L435 NwaCegarLoop]: 815 mSDtfsCounter, 5997 mSDsluCounter, 2690 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5997 SdHoareTripleChecker+Valid, 3505 SdHoareTripleChecker+Invalid, 2973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:46,589 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5997 Valid, 3505 Invalid, 2973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:46,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:22:46,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1084. [2024-12-02 06:22:46,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4056872037914692) internal successors, (1483), 1083 states have internal predecessors, (1483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:46,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1483 transitions. [2024-12-02 06:22:46,599 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1483 transitions. Word has length 110 [2024-12-02 06:22:46,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:46,599 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1483 transitions. [2024-12-02 06:22:46,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:46,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1483 transitions. [2024-12-02 06:22:46,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:46,600 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:46,600 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:46,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 06:22:46,601 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:46,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:46,601 INFO L85 PathProgramCache]: Analyzing trace with hash 237293966, now seen corresponding path program 1 times [2024-12-02 06:22:46,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:46,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152362160] [2024-12-02 06:22:46,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:46,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:46,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:46,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:46,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152362160] [2024-12-02 06:22:46,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152362160] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:46,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:46,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:46,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741566005] [2024-12-02 06:22:46,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:46,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:46,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:46,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:46,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:46,868 INFO L87 Difference]: Start difference. First operand 1084 states and 1483 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:48,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:48,390 INFO L93 Difference]: Finished difference Result 1789 states and 2455 transitions. [2024-12-02 06:22:48,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:22:48,390 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:48,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:48,393 INFO L225 Difference]: With dead ends: 1789 [2024-12-02 06:22:48,393 INFO L226 Difference]: Without dead ends: 1660 [2024-12-02 06:22:48,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:22:48,394 INFO L435 NwaCegarLoop]: 823 mSDtfsCounter, 5295 mSDsluCounter, 3253 mSDsCounter, 0 mSdLazyCounter, 3270 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5295 SdHoareTripleChecker+Valid, 4076 SdHoareTripleChecker+Invalid, 3276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:48,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5295 Valid, 4076 Invalid, 3276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3270 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:48,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1660 states. [2024-12-02 06:22:48,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1660 to 1084. [2024-12-02 06:22:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.404739336492891) internal successors, (1482), 1083 states have internal predecessors, (1482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1482 transitions. [2024-12-02 06:22:48,404 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1482 transitions. Word has length 110 [2024-12-02 06:22:48,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:48,404 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1482 transitions. [2024-12-02 06:22:48,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:48,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1482 transitions. [2024-12-02 06:22:48,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:48,405 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:48,406 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:48,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 06:22:48,406 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:48,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:48,406 INFO L85 PathProgramCache]: Analyzing trace with hash -212001511, now seen corresponding path program 1 times [2024-12-02 06:22:48,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:48,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447031003] [2024-12-02 06:22:48,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:48,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:48,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:48,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447031003] [2024-12-02 06:22:48,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447031003] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:48,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:48,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:48,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532886675] [2024-12-02 06:22:48,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:48,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:48,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:48,767 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:48,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:48,767 INFO L87 Difference]: Start difference. First operand 1084 states and 1482 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:50,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:50,355 INFO L93 Difference]: Finished difference Result 1706 states and 2319 transitions. [2024-12-02 06:22:50,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:22:50,356 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:50,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:50,359 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:22:50,359 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:22:50,360 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:22:50,361 INFO L435 NwaCegarLoop]: 815 mSDtfsCounter, 5990 mSDsluCounter, 2693 mSDsCounter, 0 mSdLazyCounter, 2956 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5990 SdHoareTripleChecker+Valid, 3508 SdHoareTripleChecker+Invalid, 2963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:50,361 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5990 Valid, 3508 Invalid, 2963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2956 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:50,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:22:50,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1084. [2024-12-02 06:22:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4037914691943127) internal successors, (1481), 1083 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1481 transitions. [2024-12-02 06:22:50,374 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1481 transitions. Word has length 110 [2024-12-02 06:22:50,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:50,374 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1481 transitions. [2024-12-02 06:22:50,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1481 transitions. [2024-12-02 06:22:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:50,376 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:50,376 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:50,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 06:22:50,376 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:50,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:50,376 INFO L85 PathProgramCache]: Analyzing trace with hash -846768090, now seen corresponding path program 1 times [2024-12-02 06:22:50,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:50,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653391087] [2024-12-02 06:22:50,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:50,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:50,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:50,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653391087] [2024-12-02 06:22:50,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653391087] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:50,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:50,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:50,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017352277] [2024-12-02 06:22:50,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:50,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:50,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:50,819 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:50,819 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:50,819 INFO L87 Difference]: Start difference. First operand 1084 states and 1481 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:52,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:52,500 INFO L93 Difference]: Finished difference Result 1852 states and 2548 transitions. [2024-12-02 06:22:52,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:22:52,501 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:52,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:52,503 INFO L225 Difference]: With dead ends: 1852 [2024-12-02 06:22:52,503 INFO L226 Difference]: Without dead ends: 1668 [2024-12-02 06:22:52,503 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:22:52,504 INFO L435 NwaCegarLoop]: 1004 mSDtfsCounter, 7411 mSDsluCounter, 3370 mSDsCounter, 0 mSdLazyCounter, 3474 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7411 SdHoareTripleChecker+Valid, 4374 SdHoareTripleChecker+Invalid, 3481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:52,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7411 Valid, 4374 Invalid, 3481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3474 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:22:52,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2024-12-02 06:22:52,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1084. [2024-12-02 06:22:52,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4028436018957346) internal successors, (1480), 1083 states have internal predecessors, (1480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1480 transitions. [2024-12-02 06:22:52,515 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1480 transitions. Word has length 110 [2024-12-02 06:22:52,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:52,515 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1480 transitions. [2024-12-02 06:22:52,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1480 transitions. [2024-12-02 06:22:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:52,516 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:52,516 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:52,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 06:22:52,517 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:52,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:52,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1993529301, now seen corresponding path program 1 times [2024-12-02 06:22:52,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:52,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361479801] [2024-12-02 06:22:52,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:52,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:52,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:52,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361479801] [2024-12-02 06:22:52,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361479801] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:52,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:52,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:52,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775080257] [2024-12-02 06:22:52,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:52,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:52,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:52,723 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:52,723 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:52,723 INFO L87 Difference]: Start difference. First operand 1084 states and 1480 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:54,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:54,262 INFO L93 Difference]: Finished difference Result 1764 states and 2401 transitions. [2024-12-02 06:22:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:22:54,262 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:54,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:54,265 INFO L225 Difference]: With dead ends: 1764 [2024-12-02 06:22:54,265 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:22:54,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:22:54,265 INFO L435 NwaCegarLoop]: 936 mSDtfsCounter, 5557 mSDsluCounter, 3116 mSDsCounter, 0 mSdLazyCounter, 3301 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5557 SdHoareTripleChecker+Valid, 4052 SdHoareTripleChecker+Invalid, 3307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:54,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5557 Valid, 4052 Invalid, 3307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3301 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:54,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:22:54,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:22:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4018957345971563) internal successors, (1479), 1083 states have internal predecessors, (1479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1479 transitions. [2024-12-02 06:22:54,276 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1479 transitions. Word has length 110 [2024-12-02 06:22:54,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:54,276 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1479 transitions. [2024-12-02 06:22:54,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1479 transitions. [2024-12-02 06:22:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:54,278 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:54,278 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:54,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 06:22:54,278 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:54,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:54,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1892592767, now seen corresponding path program 1 times [2024-12-02 06:22:54,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:54,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563798807] [2024-12-02 06:22:54,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:54,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:54,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:54,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563798807] [2024-12-02 06:22:54,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563798807] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:54,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:54,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:54,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76301667] [2024-12-02 06:22:54,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:54,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:54,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:54,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:54,586 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:54,587 INFO L87 Difference]: Start difference. First operand 1084 states and 1479 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:56,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:56,260 INFO L93 Difference]: Finished difference Result 1873 states and 2564 transitions. [2024-12-02 06:22:56,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:22:56,261 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:56,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:56,264 INFO L225 Difference]: With dead ends: 1873 [2024-12-02 06:22:56,264 INFO L226 Difference]: Without dead ends: 1668 [2024-12-02 06:22:56,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:22:56,265 INFO L435 NwaCegarLoop]: 1005 mSDtfsCounter, 4964 mSDsluCounter, 3836 mSDsCounter, 0 mSdLazyCounter, 3801 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4964 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 3807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:56,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4964 Valid, 4841 Invalid, 3807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3801 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:22:56,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2024-12-02 06:22:56,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1084. [2024-12-02 06:22:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4009478672985782) internal successors, (1478), 1083 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1478 transitions. [2024-12-02 06:22:56,276 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1478 transitions. Word has length 110 [2024-12-02 06:22:56,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:56,276 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1478 transitions. [2024-12-02 06:22:56,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1478 transitions. [2024-12-02 06:22:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:56,277 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:56,277 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:56,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 06:22:56,277 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:56,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:56,278 INFO L85 PathProgramCache]: Analyzing trace with hash 8802059, now seen corresponding path program 1 times [2024-12-02 06:22:56,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:56,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110575327] [2024-12-02 06:22:56,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:56,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:56,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:56,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:56,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110575327] [2024-12-02 06:22:56,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110575327] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:56,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:56,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:22:56,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515183341] [2024-12-02 06:22:56,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:56,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:22:56,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:56,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:22:56,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:22:56,515 INFO L87 Difference]: Start difference. First operand 1084 states and 1478 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:58,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:22:58,040 INFO L93 Difference]: Finished difference Result 1755 states and 2391 transitions. [2024-12-02 06:22:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:22:58,040 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:22:58,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:22:58,044 INFO L225 Difference]: With dead ends: 1755 [2024-12-02 06:22:58,044 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:22:58,045 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:22:58,045 INFO L435 NwaCegarLoop]: 936 mSDtfsCounter, 7531 mSDsluCounter, 3116 mSDsCounter, 0 mSdLazyCounter, 3293 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7531 SdHoareTripleChecker+Valid, 4052 SdHoareTripleChecker+Invalid, 3300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:22:58,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7531 Valid, 4052 Invalid, 3300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3293 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:22:58,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:22:58,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:22:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.4) internal successors, (1477), 1083 states have internal predecessors, (1477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1477 transitions. [2024-12-02 06:22:58,055 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1477 transitions. Word has length 110 [2024-12-02 06:22:58,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:22:58,055 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1477 transitions. [2024-12-02 06:22:58,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 8 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:22:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1477 transitions. [2024-12-02 06:22:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-02 06:22:58,056 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:22:58,056 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:22:58,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 06:22:58,056 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:22:58,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:22:58,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1694810938, now seen corresponding path program 1 times [2024-12-02 06:22:58,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:22:58,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106388480] [2024-12-02 06:22:58,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:22:58,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:22:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:22:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:22:58,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:22:58,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106388480] [2024-12-02 06:22:58,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106388480] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:22:58,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:22:58,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 06:22:58,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923686166] [2024-12-02 06:22:58,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:22:58,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 06:22:58,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:22:58,634 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 06:22:58,634 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-12-02 06:22:58,634 INFO L87 Difference]: Start difference. First operand 1084 states and 1477 transitions. Second operand has 11 states, 11 states have (on average 10.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:01,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:01,299 INFO L93 Difference]: Finished difference Result 2148 states and 2938 transitions. [2024-12-02 06:23:01,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 06:23:01,299 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2024-12-02 06:23:01,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:01,303 INFO L225 Difference]: With dead ends: 2148 [2024-12-02 06:23:01,303 INFO L226 Difference]: Without dead ends: 1790 [2024-12-02 06:23:01,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-12-02 06:23:01,304 INFO L435 NwaCegarLoop]: 1244 mSDtfsCounter, 6589 mSDsluCounter, 6452 mSDsCounter, 0 mSdLazyCounter, 6169 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6589 SdHoareTripleChecker+Valid, 7696 SdHoareTripleChecker+Invalid, 6181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 6169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:01,304 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6589 Valid, 7696 Invalid, 6181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 6169 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 06:23:01,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1790 states. [2024-12-02 06:23:01,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1790 to 1084. [2024-12-02 06:23:01,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3990521327014218) internal successors, (1476), 1083 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1476 transitions. [2024-12-02 06:23:01,313 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1476 transitions. Word has length 110 [2024-12-02 06:23:01,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:01,313 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1476 transitions. [2024-12-02 06:23:01,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:01,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1476 transitions. [2024-12-02 06:23:01,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:01,314 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:01,314 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:01,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 06:23:01,314 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:01,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:01,314 INFO L85 PathProgramCache]: Analyzing trace with hash 230381962, now seen corresponding path program 1 times [2024-12-02 06:23:01,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:01,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246107040] [2024-12-02 06:23:01,314 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:01,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:01,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:01,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246107040] [2024-12-02 06:23:01,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246107040] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:01,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:01,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:01,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191379702] [2024-12-02 06:23:01,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:01,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:01,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:01,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:01,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:01,702 INFO L87 Difference]: Start difference. First operand 1084 states and 1476 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:03,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:03,255 INFO L93 Difference]: Finished difference Result 1755 states and 2389 transitions. [2024-12-02 06:23:03,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:03,255 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:03,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:03,258 INFO L225 Difference]: With dead ends: 1755 [2024-12-02 06:23:03,258 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:23:03,258 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:03,259 INFO L435 NwaCegarLoop]: 934 mSDtfsCounter, 6469 mSDsluCounter, 3112 mSDsCounter, 0 mSdLazyCounter, 3284 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6469 SdHoareTripleChecker+Valid, 4046 SdHoareTripleChecker+Invalid, 3291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:03,259 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6469 Valid, 4046 Invalid, 3291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3284 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:03,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:23:03,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:23:03,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3981042654028435) internal successors, (1475), 1083 states have internal predecessors, (1475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1475 transitions. [2024-12-02 06:23:03,269 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1475 transitions. Word has length 112 [2024-12-02 06:23:03,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:03,269 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1475 transitions. [2024-12-02 06:23:03,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:03,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1475 transitions. [2024-12-02 06:23:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:03,270 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:03,270 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:03,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 06:23:03,270 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:03,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:03,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1790606885, now seen corresponding path program 1 times [2024-12-02 06:23:03,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:03,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499590002] [2024-12-02 06:23:03,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:03,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:03,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:03,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:03,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499590002] [2024-12-02 06:23:03,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499590002] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:03,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:03,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:03,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215732146] [2024-12-02 06:23:03,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:03,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:03,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:03,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:03,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:03,555 INFO L87 Difference]: Start difference. First operand 1084 states and 1475 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:05,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:05,122 INFO L93 Difference]: Finished difference Result 1750 states and 2382 transitions. [2024-12-02 06:23:05,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:05,122 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:05,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:05,125 INFO L225 Difference]: With dead ends: 1750 [2024-12-02 06:23:05,125 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:23:05,125 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:05,127 INFO L435 NwaCegarLoop]: 983 mSDtfsCounter, 5396 mSDsluCounter, 3258 mSDsCounter, 0 mSdLazyCounter, 3463 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5396 SdHoareTripleChecker+Valid, 4241 SdHoareTripleChecker+Invalid, 3469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:05,127 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5396 Valid, 4241 Invalid, 3469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3463 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:05,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:23:05,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:23:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3971563981042654) internal successors, (1474), 1083 states have internal predecessors, (1474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1474 transitions. [2024-12-02 06:23:05,137 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1474 transitions. Word has length 112 [2024-12-02 06:23:05,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:05,137 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1474 transitions. [2024-12-02 06:23:05,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1474 transitions. [2024-12-02 06:23:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:05,139 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:05,139 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:05,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 06:23:05,139 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:05,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:05,140 INFO L85 PathProgramCache]: Analyzing trace with hash -403514612, now seen corresponding path program 1 times [2024-12-02 06:23:05,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:05,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640411304] [2024-12-02 06:23:05,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:05,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:05,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:05,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640411304] [2024-12-02 06:23:05,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640411304] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:05,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:05,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:23:05,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876292511] [2024-12-02 06:23:05,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:05,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:23:05,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:05,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:23:05,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:23:05,578 INFO L87 Difference]: Start difference. First operand 1084 states and 1474 transitions. Second operand has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 11 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:08,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:08,043 INFO L93 Difference]: Finished difference Result 2247 states and 3106 transitions. [2024-12-02 06:23:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:23:08,043 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 11 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:08,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:08,046 INFO L225 Difference]: With dead ends: 2247 [2024-12-02 06:23:08,046 INFO L226 Difference]: Without dead ends: 2042 [2024-12-02 06:23:08,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:23:08,047 INFO L435 NwaCegarLoop]: 1147 mSDtfsCounter, 9529 mSDsluCounter, 4526 mSDsCounter, 0 mSdLazyCounter, 4434 mSolverCounterSat, 313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9529 SdHoareTripleChecker+Valid, 5673 SdHoareTripleChecker+Invalid, 4747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 4434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:08,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9529 Valid, 5673 Invalid, 4747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 4434 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 06:23:08,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2024-12-02 06:23:08,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 1088. [2024-12-02 06:23:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3956562795089706) internal successors, (1478), 1087 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1478 transitions. [2024-12-02 06:23:08,059 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1478 transitions. Word has length 112 [2024-12-02 06:23:08,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:08,059 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1478 transitions. [2024-12-02 06:23:08,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 11 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1478 transitions. [2024-12-02 06:23:08,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:08,061 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:08,061 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:08,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 06:23:08,061 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:08,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:08,061 INFO L85 PathProgramCache]: Analyzing trace with hash 811035107, now seen corresponding path program 1 times [2024-12-02 06:23:08,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:08,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055342840] [2024-12-02 06:23:08,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:08,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:08,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:08,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055342840] [2024-12-02 06:23:08,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055342840] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:08,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:08,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:08,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045231846] [2024-12-02 06:23:08,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:08,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:08,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:08,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:08,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:08,326 INFO L87 Difference]: Start difference. First operand 1088 states and 1478 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:09,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:09,967 INFO L93 Difference]: Finished difference Result 1800 states and 2452 transitions. [2024-12-02 06:23:09,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:09,967 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:09,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:09,970 INFO L225 Difference]: With dead ends: 1800 [2024-12-02 06:23:09,970 INFO L226 Difference]: Without dead ends: 1664 [2024-12-02 06:23:09,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:09,971 INFO L435 NwaCegarLoop]: 1029 mSDtfsCounter, 5236 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 3650 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5236 SdHoareTripleChecker+Valid, 4449 SdHoareTripleChecker+Invalid, 3656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:09,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5236 Valid, 4449 Invalid, 3656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3650 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:23:09,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2024-12-02 06:23:09,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1088. [2024-12-02 06:23:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3947119924457034) internal successors, (1477), 1087 states have internal predecessors, (1477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1477 transitions. [2024-12-02 06:23:09,996 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1477 transitions. Word has length 112 [2024-12-02 06:23:09,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:09,996 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1477 transitions. [2024-12-02 06:23:09,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1477 transitions. [2024-12-02 06:23:09,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:09,998 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:09,998 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:09,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 06:23:09,998 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:09,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:09,999 INFO L85 PathProgramCache]: Analyzing trace with hash 977250997, now seen corresponding path program 1 times [2024-12-02 06:23:09,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:09,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123063731] [2024-12-02 06:23:09,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:09,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:10,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:10,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123063731] [2024-12-02 06:23:10,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123063731] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:10,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:10,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:10,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855347750] [2024-12-02 06:23:10,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:10,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:10,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:10,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:10,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:10,225 INFO L87 Difference]: Start difference. First operand 1088 states and 1477 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:11,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:11,936 INFO L93 Difference]: Finished difference Result 1754 states and 2384 transitions. [2024-12-02 06:23:11,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:11,937 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:11,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:11,938 INFO L225 Difference]: With dead ends: 1754 [2024-12-02 06:23:11,938 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:23:11,939 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:11,939 INFO L435 NwaCegarLoop]: 1023 mSDtfsCounter, 3430 mSDsluCounter, 3378 mSDsCounter, 0 mSdLazyCounter, 3583 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3430 SdHoareTripleChecker+Valid, 4401 SdHoareTripleChecker+Invalid, 3588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:11,939 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3430 Valid, 4401 Invalid, 3588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3583 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:23:11,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:23:11,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1088. [2024-12-02 06:23:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3937677053824362) internal successors, (1476), 1087 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1476 transitions. [2024-12-02 06:23:11,947 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1476 transitions. Word has length 112 [2024-12-02 06:23:11,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:11,947 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1476 transitions. [2024-12-02 06:23:11,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1476 transitions. [2024-12-02 06:23:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:11,949 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:11,949 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:11,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 06:23:11,949 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:11,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:11,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1047979927, now seen corresponding path program 1 times [2024-12-02 06:23:11,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:11,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692641227] [2024-12-02 06:23:11,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:11,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:12,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:12,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692641227] [2024-12-02 06:23:12,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692641227] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:12,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:12,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:12,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517748241] [2024-12-02 06:23:12,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:12,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:12,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:12,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:12,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:12,243 INFO L87 Difference]: Start difference. First operand 1088 states and 1476 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:13,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:13,797 INFO L93 Difference]: Finished difference Result 1710 states and 2313 transitions. [2024-12-02 06:23:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:13,798 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:13,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:13,800 INFO L225 Difference]: With dead ends: 1710 [2024-12-02 06:23:13,800 INFO L226 Difference]: Without dead ends: 1616 [2024-12-02 06:23:13,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:13,801 INFO L435 NwaCegarLoop]: 906 mSDtfsCounter, 5613 mSDsluCounter, 2963 mSDsCounter, 0 mSdLazyCounter, 3218 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5613 SdHoareTripleChecker+Valid, 3869 SdHoareTripleChecker+Invalid, 3225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:13,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5613 Valid, 3869 Invalid, 3225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3218 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:13,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2024-12-02 06:23:13,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1088. [2024-12-02 06:23:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.392823418319169) internal successors, (1475), 1087 states have internal predecessors, (1475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:13,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1475 transitions. [2024-12-02 06:23:13,812 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1475 transitions. Word has length 112 [2024-12-02 06:23:13,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:13,813 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1475 transitions. [2024-12-02 06:23:13,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:13,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1475 transitions. [2024-12-02 06:23:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:13,814 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:13,814 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:13,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-02 06:23:13,814 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:13,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:13,815 INFO L85 PathProgramCache]: Analyzing trace with hash -619395701, now seen corresponding path program 1 times [2024-12-02 06:23:13,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:13,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487378924] [2024-12-02 06:23:13,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:13,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:14,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:14,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487378924] [2024-12-02 06:23:14,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487378924] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:14,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:14,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:14,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749341870] [2024-12-02 06:23:14,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:14,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:14,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:14,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:14,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:14,018 INFO L87 Difference]: Start difference. First operand 1088 states and 1475 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:15,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:15,435 INFO L93 Difference]: Finished difference Result 1752 states and 2379 transitions. [2024-12-02 06:23:15,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:15,435 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:15,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:15,437 INFO L225 Difference]: With dead ends: 1752 [2024-12-02 06:23:15,437 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:23:15,437 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:15,438 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 7295 mSDsluCounter, 3227 mSDsCounter, 0 mSdLazyCounter, 3381 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7295 SdHoareTripleChecker+Valid, 4199 SdHoareTripleChecker+Invalid, 3388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:15,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7295 Valid, 4199 Invalid, 3388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3381 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:23:15,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:23:15,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1088. [2024-12-02 06:23:15,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3918791312559018) internal successors, (1474), 1087 states have internal predecessors, (1474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1474 transitions. [2024-12-02 06:23:15,446 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1474 transitions. Word has length 112 [2024-12-02 06:23:15,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:15,447 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1474 transitions. [2024-12-02 06:23:15,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:15,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1474 transitions. [2024-12-02 06:23:15,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:15,447 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:15,447 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:15,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 06:23:15,448 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:15,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:15,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1653306335, now seen corresponding path program 1 times [2024-12-02 06:23:15,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:15,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127796981] [2024-12-02 06:23:15,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:15,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:15,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:15,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127796981] [2024-12-02 06:23:15,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127796981] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:15,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:15,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:15,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329507891] [2024-12-02 06:23:15,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:15,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:15,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:15,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:15,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:15,712 INFO L87 Difference]: Start difference. First operand 1088 states and 1474 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:17,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:17,247 INFO L93 Difference]: Finished difference Result 1814 states and 2458 transitions. [2024-12-02 06:23:17,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:17,248 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:17,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:17,251 INFO L225 Difference]: With dead ends: 1814 [2024-12-02 06:23:17,251 INFO L226 Difference]: Without dead ends: 1664 [2024-12-02 06:23:17,252 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:17,252 INFO L435 NwaCegarLoop]: 990 mSDtfsCounter, 7265 mSDsluCounter, 3305 mSDsCounter, 0 mSdLazyCounter, 3435 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7265 SdHoareTripleChecker+Valid, 4295 SdHoareTripleChecker+Invalid, 3442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:17,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7265 Valid, 4295 Invalid, 3442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3435 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:17,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2024-12-02 06:23:17,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1088. [2024-12-02 06:23:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3909348441926346) internal successors, (1473), 1087 states have internal predecessors, (1473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:17,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1473 transitions. [2024-12-02 06:23:17,268 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1473 transitions. Word has length 112 [2024-12-02 06:23:17,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:17,268 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1473 transitions. [2024-12-02 06:23:17,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1473 transitions. [2024-12-02 06:23:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:17,270 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:17,270 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:17,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 06:23:17,271 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:17,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:17,271 INFO L85 PathProgramCache]: Analyzing trace with hash -353306795, now seen corresponding path program 1 times [2024-12-02 06:23:17,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:17,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898139168] [2024-12-02 06:23:17,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:17,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:17,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:17,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898139168] [2024-12-02 06:23:17,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898139168] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:17,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:17,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:17,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736040514] [2024-12-02 06:23:17,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:17,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:17,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:17,588 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:17,588 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:17,589 INFO L87 Difference]: Start difference. First operand 1088 states and 1473 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:18,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:18,947 INFO L93 Difference]: Finished difference Result 1565 states and 2076 transitions. [2024-12-02 06:23:18,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:18,947 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:18,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:18,950 INFO L225 Difference]: With dead ends: 1565 [2024-12-02 06:23:18,950 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:23:18,950 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:18,951 INFO L435 NwaCegarLoop]: 785 mSDtfsCounter, 5975 mSDsluCounter, 2464 mSDsCounter, 0 mSdLazyCounter, 2873 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5975 SdHoareTripleChecker+Valid, 3249 SdHoareTripleChecker+Invalid, 2880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:18,951 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5975 Valid, 3249 Invalid, 2880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2873 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:23:18,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:23:18,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1088. [2024-12-02 06:23:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3899905571293674) internal successors, (1472), 1087 states have internal predecessors, (1472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1472 transitions. [2024-12-02 06:23:18,962 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1472 transitions. Word has length 112 [2024-12-02 06:23:18,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:18,962 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1472 transitions. [2024-12-02 06:23:18,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1472 transitions. [2024-12-02 06:23:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:18,963 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:18,963 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:18,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-12-02 06:23:18,963 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:18,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:18,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1134395, now seen corresponding path program 1 times [2024-12-02 06:23:18,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:18,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174039644] [2024-12-02 06:23:18,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:18,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:19,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:19,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174039644] [2024-12-02 06:23:19,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174039644] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:19,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:19,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:19,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446920315] [2024-12-02 06:23:19,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:19,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:19,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:19,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:19,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:19,172 INFO L87 Difference]: Start difference. First operand 1088 states and 1472 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:20,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:20,665 INFO L93 Difference]: Finished difference Result 1800 states and 2443 transitions. [2024-12-02 06:23:20,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:20,665 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:20,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:20,667 INFO L225 Difference]: With dead ends: 1800 [2024-12-02 06:23:20,667 INFO L226 Difference]: Without dead ends: 1664 [2024-12-02 06:23:20,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:20,668 INFO L435 NwaCegarLoop]: 993 mSDtfsCounter, 5389 mSDsluCounter, 3317 mSDsCounter, 0 mSdLazyCounter, 3410 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5389 SdHoareTripleChecker+Valid, 4310 SdHoareTripleChecker+Invalid, 3417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:20,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5389 Valid, 4310 Invalid, 3417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3410 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:20,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2024-12-02 06:23:20,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1088. [2024-12-02 06:23:20,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3890462700661002) internal successors, (1471), 1087 states have internal predecessors, (1471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:20,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1471 transitions. [2024-12-02 06:23:20,676 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1471 transitions. Word has length 112 [2024-12-02 06:23:20,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:20,676 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1471 transitions. [2024-12-02 06:23:20,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1471 transitions. [2024-12-02 06:23:20,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:20,677 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:20,677 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:20,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-12-02 06:23:20,677 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:20,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:20,678 INFO L85 PathProgramCache]: Analyzing trace with hash -469685084, now seen corresponding path program 1 times [2024-12-02 06:23:20,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:20,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623915928] [2024-12-02 06:23:20,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:20,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:20,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:20,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623915928] [2024-12-02 06:23:20,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623915928] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:20,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:20,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:20,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946289458] [2024-12-02 06:23:20,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:20,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:20,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:20,889 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:20,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:20,889 INFO L87 Difference]: Start difference. First operand 1088 states and 1471 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:22,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:22,452 INFO L93 Difference]: Finished difference Result 1754 states and 2377 transitions. [2024-12-02 06:23:22,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:22,452 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:22,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:22,455 INFO L225 Difference]: With dead ends: 1754 [2024-12-02 06:23:22,455 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:23:22,456 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:22,456 INFO L435 NwaCegarLoop]: 1053 mSDtfsCounter, 5119 mSDsluCounter, 3470 mSDsCounter, 0 mSdLazyCounter, 3637 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5119 SdHoareTripleChecker+Valid, 4523 SdHoareTripleChecker+Invalid, 3644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:22,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5119 Valid, 4523 Invalid, 3644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3637 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:22,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:23:22,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1088. [2024-12-02 06:23:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.388101983002833) internal successors, (1470), 1087 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1470 transitions. [2024-12-02 06:23:22,465 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1470 transitions. Word has length 112 [2024-12-02 06:23:22,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:22,465 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1470 transitions. [2024-12-02 06:23:22,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1470 transitions. [2024-12-02 06:23:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:22,466 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:22,466 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:22,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-12-02 06:23:22,466 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:22,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:22,467 INFO L85 PathProgramCache]: Analyzing trace with hash -79489975, now seen corresponding path program 1 times [2024-12-02 06:23:22,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:22,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046804882] [2024-12-02 06:23:22,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:22,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:22,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:22,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046804882] [2024-12-02 06:23:22,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046804882] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:22,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:22,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:22,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585933619] [2024-12-02 06:23:22,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:22,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:22,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:22,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:22,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:22,657 INFO L87 Difference]: Start difference. First operand 1088 states and 1470 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:24,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:24,184 INFO L93 Difference]: Finished difference Result 1768 states and 2389 transitions. [2024-12-02 06:23:24,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:24,184 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:24,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:24,186 INFO L225 Difference]: With dead ends: 1768 [2024-12-02 06:23:24,186 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:23:24,187 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:24,187 INFO L435 NwaCegarLoop]: 1053 mSDtfsCounter, 5068 mSDsluCounter, 3470 mSDsCounter, 0 mSdLazyCounter, 3633 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5068 SdHoareTripleChecker+Valid, 4523 SdHoareTripleChecker+Invalid, 3639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:24,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5068 Valid, 4523 Invalid, 3639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3633 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:24,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:23:24,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1088. [2024-12-02 06:23:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3871576959395657) internal successors, (1469), 1087 states have internal predecessors, (1469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1469 transitions. [2024-12-02 06:23:24,196 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1469 transitions. Word has length 112 [2024-12-02 06:23:24,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:24,196 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1469 transitions. [2024-12-02 06:23:24,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:24,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1469 transitions. [2024-12-02 06:23:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:24,197 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:24,197 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:24,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-12-02 06:23:24,198 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:24,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:24,198 INFO L85 PathProgramCache]: Analyzing trace with hash -488335203, now seen corresponding path program 1 times [2024-12-02 06:23:24,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:24,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914034527] [2024-12-02 06:23:24,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:24,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:24,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:24,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:24,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914034527] [2024-12-02 06:23:24,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914034527] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:24,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:24,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:24,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423427505] [2024-12-02 06:23:24,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:24,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:24,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:24,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:24,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:24,396 INFO L87 Difference]: Start difference. First operand 1088 states and 1469 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:25,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:25,871 INFO L93 Difference]: Finished difference Result 1714 states and 2308 transitions. [2024-12-02 06:23:25,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:25,871 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:25,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:25,873 INFO L225 Difference]: With dead ends: 1714 [2024-12-02 06:23:25,873 INFO L226 Difference]: Without dead ends: 1616 [2024-12-02 06:23:25,873 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:25,873 INFO L435 NwaCegarLoop]: 962 mSDtfsCounter, 3557 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 3356 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3557 SdHoareTripleChecker+Valid, 4096 SdHoareTripleChecker+Invalid, 3362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:25,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3557 Valid, 4096 Invalid, 3362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3356 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:23:25,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2024-12-02 06:23:25,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1088. [2024-12-02 06:23:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3862134088762983) internal successors, (1468), 1087 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1468 transitions. [2024-12-02 06:23:25,881 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1468 transitions. Word has length 112 [2024-12-02 06:23:25,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:25,881 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1468 transitions. [2024-12-02 06:23:25,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1468 transitions. [2024-12-02 06:23:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:25,883 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:25,883 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:25,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-12-02 06:23:25,883 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:25,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:25,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1871451735, now seen corresponding path program 1 times [2024-12-02 06:23:25,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:25,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233930025] [2024-12-02 06:23:25,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:26,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:26,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:26,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233930025] [2024-12-02 06:23:26,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233930025] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:26,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:26,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:26,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024274608] [2024-12-02 06:23:26,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:26,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:26,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:26,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:26,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:26,110 INFO L87 Difference]: Start difference. First operand 1088 states and 1468 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:27,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:27,758 INFO L93 Difference]: Finished difference Result 1902 states and 2573 transitions. [2024-12-02 06:23:27,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:27,758 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:27,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:27,760 INFO L225 Difference]: With dead ends: 1902 [2024-12-02 06:23:27,760 INFO L226 Difference]: Without dead ends: 1668 [2024-12-02 06:23:27,761 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:27,761 INFO L435 NwaCegarLoop]: 1162 mSDtfsCounter, 3168 mSDsluCounter, 3839 mSDsCounter, 0 mSdLazyCounter, 3901 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3168 SdHoareTripleChecker+Valid, 5001 SdHoareTripleChecker+Invalid, 3906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:27,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3168 Valid, 5001 Invalid, 3906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3901 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:23:27,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2024-12-02 06:23:27,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1088. [2024-12-02 06:23:27,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.385269121813031) internal successors, (1467), 1087 states have internal predecessors, (1467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1467 transitions. [2024-12-02 06:23:27,770 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1467 transitions. Word has length 112 [2024-12-02 06:23:27,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:27,770 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1467 transitions. [2024-12-02 06:23:27,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1467 transitions. [2024-12-02 06:23:27,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:27,772 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:27,772 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:27,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-12-02 06:23:27,772 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:27,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:27,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1562562040, now seen corresponding path program 1 times [2024-12-02 06:23:27,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:27,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879517003] [2024-12-02 06:23:27,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:27,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:28,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:28,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879517003] [2024-12-02 06:23:28,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879517003] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:28,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:28,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:28,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209752789] [2024-12-02 06:23:28,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:28,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:28,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:28,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:28,056 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:28,056 INFO L87 Difference]: Start difference. First operand 1088 states and 1467 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:29,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:29,842 INFO L93 Difference]: Finished difference Result 1759 states and 2378 transitions. [2024-12-02 06:23:29,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:29,842 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:29,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:29,843 INFO L225 Difference]: With dead ends: 1759 [2024-12-02 06:23:29,844 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:23:29,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:29,844 INFO L435 NwaCegarLoop]: 1053 mSDtfsCounter, 6243 mSDsluCounter, 4331 mSDsCounter, 0 mSdLazyCounter, 4277 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6243 SdHoareTripleChecker+Valid, 5384 SdHoareTripleChecker+Invalid, 4284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:29,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6243 Valid, 5384 Invalid, 4284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4277 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:23:29,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:23:29,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1088. [2024-12-02 06:23:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3843248347497639) internal successors, (1466), 1087 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1466 transitions. [2024-12-02 06:23:29,852 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1466 transitions. Word has length 112 [2024-12-02 06:23:29,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:29,852 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1466 transitions. [2024-12-02 06:23:29,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1466 transitions. [2024-12-02 06:23:29,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:29,853 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:29,853 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:29,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-12-02 06:23:29,853 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:29,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:29,854 INFO L85 PathProgramCache]: Analyzing trace with hash -725792126, now seen corresponding path program 1 times [2024-12-02 06:23:29,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:29,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475683679] [2024-12-02 06:23:29,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:29,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:30,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:30,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475683679] [2024-12-02 06:23:30,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475683679] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:30,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:30,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:30,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169356259] [2024-12-02 06:23:30,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:30,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:30,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:30,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:30,055 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:30,055 INFO L87 Difference]: Start difference. First operand 1088 states and 1466 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:31,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:31,625 INFO L93 Difference]: Finished difference Result 1714 states and 2305 transitions. [2024-12-02 06:23:31,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:31,625 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:31,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:31,626 INFO L225 Difference]: With dead ends: 1714 [2024-12-02 06:23:31,626 INFO L226 Difference]: Without dead ends: 1616 [2024-12-02 06:23:31,627 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:31,627 INFO L435 NwaCegarLoop]: 981 mSDtfsCounter, 6017 mSDsluCounter, 3191 mSDsCounter, 0 mSdLazyCounter, 3405 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6017 SdHoareTripleChecker+Valid, 4172 SdHoareTripleChecker+Invalid, 3412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:31,627 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6017 Valid, 4172 Invalid, 3412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3405 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:31,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2024-12-02 06:23:31,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1088. [2024-12-02 06:23:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3833805476864967) internal successors, (1465), 1087 states have internal predecessors, (1465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1465 transitions. [2024-12-02 06:23:31,635 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1465 transitions. Word has length 112 [2024-12-02 06:23:31,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:31,635 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1465 transitions. [2024-12-02 06:23:31,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:31,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1465 transitions. [2024-12-02 06:23:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 06:23:31,636 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:31,636 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:31,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-12-02 06:23:31,637 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:31,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:31,637 INFO L85 PathProgramCache]: Analyzing trace with hash -316946898, now seen corresponding path program 1 times [2024-12-02 06:23:31,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:31,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406955033] [2024-12-02 06:23:31,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:31,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:31,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:31,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406955033] [2024-12-02 06:23:31,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406955033] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:31,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:31,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:31,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620181704] [2024-12-02 06:23:31,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:31,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:31,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:31,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:31,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:31,869 INFO L87 Difference]: Start difference. First operand 1088 states and 1465 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:33,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:33,388 INFO L93 Difference]: Finished difference Result 1814 states and 2448 transitions. [2024-12-02 06:23:33,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:33,388 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-12-02 06:23:33,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:33,389 INFO L225 Difference]: With dead ends: 1814 [2024-12-02 06:23:33,389 INFO L226 Difference]: Without dead ends: 1664 [2024-12-02 06:23:33,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:33,390 INFO L435 NwaCegarLoop]: 1107 mSDtfsCounter, 4987 mSDsluCounter, 3659 mSDsCounter, 0 mSdLazyCounter, 3672 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4987 SdHoareTripleChecker+Valid, 4766 SdHoareTripleChecker+Invalid, 3679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:33,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4987 Valid, 4766 Invalid, 3679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3672 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:23:33,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2024-12-02 06:23:33,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1088. [2024-12-02 06:23:33,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3824362606232294) internal successors, (1464), 1087 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1464 transitions. [2024-12-02 06:23:33,398 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1464 transitions. Word has length 112 [2024-12-02 06:23:33,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:33,398 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1464 transitions. [2024-12-02 06:23:33,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1464 transitions. [2024-12-02 06:23:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 06:23:33,399 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:33,400 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:33,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-12-02 06:23:33,400 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:33,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:33,400 INFO L85 PathProgramCache]: Analyzing trace with hash 5519353, now seen corresponding path program 1 times [2024-12-02 06:23:33,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:33,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738582856] [2024-12-02 06:23:33,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:33,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:33,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:33,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738582856] [2024-12-02 06:23:33,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738582856] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:33,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:33,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:33,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978316229] [2024-12-02 06:23:33,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:33,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:33,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:33,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:33,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:33,614 INFO L87 Difference]: Start difference. First operand 1088 states and 1464 transitions. Second operand has 9 states, 9 states have (on average 12.555555555555555) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:35,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:35,418 INFO L93 Difference]: Finished difference Result 1873 states and 2539 transitions. [2024-12-02 06:23:35,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:35,419 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.555555555555555) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2024-12-02 06:23:35,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:35,420 INFO L225 Difference]: With dead ends: 1873 [2024-12-02 06:23:35,420 INFO L226 Difference]: Without dead ends: 1668 [2024-12-02 06:23:35,420 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:35,421 INFO L435 NwaCegarLoop]: 1258 mSDtfsCounter, 4474 mSDsluCounter, 4127 mSDsCounter, 0 mSdLazyCounter, 4146 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4474 SdHoareTripleChecker+Valid, 5385 SdHoareTripleChecker+Invalid, 4152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:35,421 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4474 Valid, 5385 Invalid, 4152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 4146 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 06:23:35,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2024-12-02 06:23:35,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1084. [2024-12-02 06:23:35,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3829383886255924) internal successors, (1459), 1083 states have internal predecessors, (1459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:35,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1459 transitions. [2024-12-02 06:23:35,433 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1459 transitions. Word has length 113 [2024-12-02 06:23:35,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:35,433 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1459 transitions. [2024-12-02 06:23:35,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.555555555555555) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1459 transitions. [2024-12-02 06:23:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:35,434 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:35,434 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:35,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-12-02 06:23:35,435 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:35,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:35,435 INFO L85 PathProgramCache]: Analyzing trace with hash -946629140, now seen corresponding path program 1 times [2024-12-02 06:23:35,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:35,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544024873] [2024-12-02 06:23:35,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:35,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:35,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:35,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544024873] [2024-12-02 06:23:35,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544024873] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:35,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:35,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:35,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112691858] [2024-12-02 06:23:35,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:35,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:35,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:35,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:35,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:35,648 INFO L87 Difference]: Start difference. First operand 1084 states and 1459 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:37,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:37,332 INFO L93 Difference]: Finished difference Result 1764 states and 2377 transitions. [2024-12-02 06:23:37,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:37,332 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:37,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:37,334 INFO L225 Difference]: With dead ends: 1764 [2024-12-02 06:23:37,334 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:23:37,334 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:37,334 INFO L435 NwaCegarLoop]: 1146 mSDtfsCounter, 4734 mSDsluCounter, 3744 mSDsCounter, 0 mSdLazyCounter, 3938 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4734 SdHoareTripleChecker+Valid, 4890 SdHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:37,334 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4734 Valid, 4890 Invalid, 3944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3938 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:23:37,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:23:37,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:23:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3819905213270143) internal successors, (1458), 1083 states have internal predecessors, (1458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1458 transitions. [2024-12-02 06:23:37,342 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1458 transitions. Word has length 114 [2024-12-02 06:23:37,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:37,342 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1458 transitions. [2024-12-02 06:23:37,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1458 transitions. [2024-12-02 06:23:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:37,342 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:37,342 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:37,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-12-02 06:23:37,343 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:37,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:37,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1355474368, now seen corresponding path program 1 times [2024-12-02 06:23:37,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:37,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902663908] [2024-12-02 06:23:37,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:37,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:37,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:37,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902663908] [2024-12-02 06:23:37,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902663908] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:37,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:37,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:37,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460422614] [2024-12-02 06:23:37,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:37,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:37,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:37,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:37,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:37,648 INFO L87 Difference]: Start difference. First operand 1084 states and 1458 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:39,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:39,429 INFO L93 Difference]: Finished difference Result 1710 states and 2297 transitions. [2024-12-02 06:23:39,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:39,430 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:39,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:39,431 INFO L225 Difference]: With dead ends: 1710 [2024-12-02 06:23:39,431 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:23:39,431 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:39,432 INFO L435 NwaCegarLoop]: 1007 mSDtfsCounter, 6318 mSDsluCounter, 4082 mSDsCounter, 0 mSdLazyCounter, 4068 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6318 SdHoareTripleChecker+Valid, 5089 SdHoareTripleChecker+Invalid, 4075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:39,432 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6318 Valid, 5089 Invalid, 4075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4068 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:23:39,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:23:39,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1084. [2024-12-02 06:23:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.381042654028436) internal successors, (1457), 1083 states have internal predecessors, (1457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1457 transitions. [2024-12-02 06:23:39,439 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1457 transitions. Word has length 114 [2024-12-02 06:23:39,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:39,439 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1457 transitions. [2024-12-02 06:23:39,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1457 transitions. [2024-12-02 06:23:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:39,440 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:39,440 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:39,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-12-02 06:23:39,440 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:39,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:39,440 INFO L85 PathProgramCache]: Analyzing trace with hash -351977045, now seen corresponding path program 1 times [2024-12-02 06:23:39,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:39,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925908910] [2024-12-02 06:23:39,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:39,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:39,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925908910] [2024-12-02 06:23:39,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925908910] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:39,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:39,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:39,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403363095] [2024-12-02 06:23:39,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:39,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:39,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:39,668 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:39,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:39,669 INFO L87 Difference]: Start difference. First operand 1084 states and 1457 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:41,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:41,382 INFO L93 Difference]: Finished difference Result 1706 states and 2292 transitions. [2024-12-02 06:23:41,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:41,383 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:41,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:41,384 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:23:41,384 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:23:41,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:41,384 INFO L435 NwaCegarLoop]: 1007 mSDtfsCounter, 6315 mSDsluCounter, 4082 mSDsCounter, 0 mSdLazyCounter, 4064 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6315 SdHoareTripleChecker+Valid, 5089 SdHoareTripleChecker+Invalid, 4071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4064 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:41,384 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6315 Valid, 5089 Invalid, 4071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4064 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:23:41,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:23:41,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1084. [2024-12-02 06:23:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3800947867298579) internal successors, (1456), 1083 states have internal predecessors, (1456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1456 transitions. [2024-12-02 06:23:41,392 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1456 transitions. Word has length 114 [2024-12-02 06:23:41,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:41,392 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1456 transitions. [2024-12-02 06:23:41,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1456 transitions. [2024-12-02 06:23:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:41,393 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:41,393 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:41,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-12-02 06:23:41,393 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:41,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:41,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1501035803, now seen corresponding path program 1 times [2024-12-02 06:23:41,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:41,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678175625] [2024-12-02 06:23:41,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:41,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:41,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:41,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678175625] [2024-12-02 06:23:41,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678175625] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:41,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:41,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:41,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255361823] [2024-12-02 06:23:41,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:41,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:41,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:41,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:41,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:41,591 INFO L87 Difference]: Start difference. First operand 1084 states and 1456 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:43,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:43,223 INFO L93 Difference]: Finished difference Result 1755 states and 2363 transitions. [2024-12-02 06:23:43,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:43,223 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:43,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:43,224 INFO L225 Difference]: With dead ends: 1755 [2024-12-02 06:23:43,224 INFO L226 Difference]: Without dead ends: 1644 [2024-12-02 06:23:43,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:43,225 INFO L435 NwaCegarLoop]: 1153 mSDtfsCounter, 4718 mSDsluCounter, 3768 mSDsCounter, 0 mSdLazyCounter, 3909 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4718 SdHoareTripleChecker+Valid, 4921 SdHoareTripleChecker+Invalid, 3915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:43,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4718 Valid, 4921 Invalid, 3915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3909 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:23:43,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2024-12-02 06:23:43,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1084. [2024-12-02 06:23:43,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3791469194312795) internal successors, (1455), 1083 states have internal predecessors, (1455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:43,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1455 transitions. [2024-12-02 06:23:43,234 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1455 transitions. Word has length 114 [2024-12-02 06:23:43,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:43,234 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1455 transitions. [2024-12-02 06:23:43,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1455 transitions. [2024-12-02 06:23:43,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:43,234 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:43,235 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:43,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-12-02 06:23:43,235 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:43,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:43,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1812075390, now seen corresponding path program 1 times [2024-12-02 06:23:43,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:43,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874985810] [2024-12-02 06:23:43,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:43,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:43,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:43,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:43,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874985810] [2024-12-02 06:23:43,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874985810] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:43,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:43,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:43,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516688839] [2024-12-02 06:23:43,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:43,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:43,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:43,474 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:43,474 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:43,475 INFO L87 Difference]: Start difference. First operand 1084 states and 1455 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:45,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:45,245 INFO L93 Difference]: Finished difference Result 1706 states and 2290 transitions. [2024-12-02 06:23:45,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:45,246 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:45,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:45,247 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:23:45,247 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:23:45,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:45,248 INFO L435 NwaCegarLoop]: 1081 mSDtfsCounter, 6174 mSDsluCounter, 4302 mSDsCounter, 0 mSdLazyCounter, 4287 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6174 SdHoareTripleChecker+Valid, 5383 SdHoareTripleChecker+Invalid, 4293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:45,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6174 Valid, 5383 Invalid, 4293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 4287 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:23:45,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:23:45,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1084. [2024-12-02 06:23:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3781990521327014) internal successors, (1454), 1083 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1454 transitions. [2024-12-02 06:23:45,256 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1454 transitions. Word has length 114 [2024-12-02 06:23:45,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:45,256 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1454 transitions. [2024-12-02 06:23:45,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:45,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1454 transitions. [2024-12-02 06:23:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:45,257 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:45,257 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:45,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-12-02 06:23:45,257 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:45,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:45,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1847714225, now seen corresponding path program 1 times [2024-12-02 06:23:45,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:45,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639062219] [2024-12-02 06:23:45,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:45,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:45,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:45,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:45,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639062219] [2024-12-02 06:23:45,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639062219] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:45,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:45,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:23:45,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820439190] [2024-12-02 06:23:45,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:45,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:23:45,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:45,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:23:45,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:23:45,594 INFO L87 Difference]: Start difference. First operand 1084 states and 1454 transitions. Second operand has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:48,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:48,087 INFO L93 Difference]: Finished difference Result 1964 states and 2659 transitions. [2024-12-02 06:23:48,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:23:48,088 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:48,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:48,089 INFO L225 Difference]: With dead ends: 1964 [2024-12-02 06:23:48,089 INFO L226 Difference]: Without dead ends: 1866 [2024-12-02 06:23:48,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:23:48,090 INFO L435 NwaCegarLoop]: 1081 mSDtfsCounter, 8741 mSDsluCounter, 4853 mSDsCounter, 0 mSdLazyCounter, 4897 mSolverCounterSat, 330 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8741 SdHoareTripleChecker+Valid, 5934 SdHoareTripleChecker+Invalid, 5227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 330 IncrementalHoareTripleChecker+Valid, 4897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:48,090 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8741 Valid, 5934 Invalid, 5227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [330 Valid, 4897 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 06:23:48,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2024-12-02 06:23:48,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1088. [2024-12-02 06:23:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3767705382436262) internal successors, (1458), 1087 states have internal predecessors, (1458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:48,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1458 transitions. [2024-12-02 06:23:48,100 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1458 transitions. Word has length 114 [2024-12-02 06:23:48,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:48,100 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1458 transitions. [2024-12-02 06:23:48,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:48,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1458 transitions. [2024-12-02 06:23:48,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:48,102 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:48,102 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:48,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-12-02 06:23:48,102 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:48,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:48,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1611191930, now seen corresponding path program 1 times [2024-12-02 06:23:48,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:48,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278655730] [2024-12-02 06:23:48,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:48,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:48,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:48,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278655730] [2024-12-02 06:23:48,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278655730] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:48,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:48,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:23:48,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174742393] [2024-12-02 06:23:48,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:48,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:23:48,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:48,495 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:23:48,495 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:23:48,495 INFO L87 Difference]: Start difference. First operand 1088 states and 1458 transitions. Second operand has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:51,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:51,071 INFO L93 Difference]: Finished difference Result 1960 states and 2654 transitions. [2024-12-02 06:23:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:23:51,071 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:51,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:51,073 INFO L225 Difference]: With dead ends: 1960 [2024-12-02 06:23:51,073 INFO L226 Difference]: Without dead ends: 1866 [2024-12-02 06:23:51,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:23:51,073 INFO L435 NwaCegarLoop]: 1075 mSDtfsCounter, 10566 mSDsluCounter, 4830 mSDsCounter, 0 mSdLazyCounter, 4866 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10566 SdHoareTripleChecker+Valid, 5905 SdHoareTripleChecker+Invalid, 5198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 4866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:51,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10566 Valid, 5905 Invalid, 5198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 4866 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 06:23:51,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2024-12-02 06:23:51,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1092. [2024-12-02 06:23:51,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.3753527751646284) internal successors, (1462), 1091 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1462 transitions. [2024-12-02 06:23:51,081 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1462 transitions. Word has length 114 [2024-12-02 06:23:51,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:51,081 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1462 transitions. [2024-12-02 06:23:51,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1462 transitions. [2024-12-02 06:23:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:51,082 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:51,082 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:51,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-12-02 06:23:51,082 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:51,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:51,082 INFO L85 PathProgramCache]: Analyzing trace with hash -2003131297, now seen corresponding path program 1 times [2024-12-02 06:23:51,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:51,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040018110] [2024-12-02 06:23:51,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:51,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:51,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:51,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:51,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040018110] [2024-12-02 06:23:51,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040018110] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:51,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:51,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:51,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697008894] [2024-12-02 06:23:51,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:51,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:51,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:51,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:51,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:51,278 INFO L87 Difference]: Start difference. First operand 1092 states and 1462 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:52,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:52,737 INFO L93 Difference]: Finished difference Result 1710 states and 2290 transitions. [2024-12-02 06:23:52,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:23:52,738 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:52,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:52,738 INFO L225 Difference]: With dead ends: 1710 [2024-12-02 06:23:52,738 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:23:52,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:23:52,739 INFO L435 NwaCegarLoop]: 1059 mSDtfsCounter, 3343 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 3637 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3343 SdHoareTripleChecker+Valid, 4479 SdHoareTripleChecker+Invalid, 3642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:52,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3343 Valid, 4479 Invalid, 3642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:23:52,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:23:52,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1092. [2024-12-02 06:23:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.374412041392286) internal successors, (1461), 1091 states have internal predecessors, (1461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1461 transitions. [2024-12-02 06:23:52,750 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1461 transitions. Word has length 114 [2024-12-02 06:23:52,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:52,750 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1461 transitions. [2024-12-02 06:23:52,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1461 transitions. [2024-12-02 06:23:52,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:52,750 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:52,751 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:52,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-12-02 06:23:52,751 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:52,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:52,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1167481258, now seen corresponding path program 1 times [2024-12-02 06:23:52,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:52,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262092485] [2024-12-02 06:23:52,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:52,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:53,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:53,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262092485] [2024-12-02 06:23:53,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262092485] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:53,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:53,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:23:53,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953105480] [2024-12-02 06:23:53,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:53,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:23:53,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:53,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:23:53,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:23:53,103 INFO L87 Difference]: Start difference. First operand 1092 states and 1461 transitions. Second operand has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:55,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:55,575 INFO L93 Difference]: Finished difference Result 1960 states and 2651 transitions. [2024-12-02 06:23:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:23:55,575 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:55,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:55,576 INFO L225 Difference]: With dead ends: 1960 [2024-12-02 06:23:55,576 INFO L226 Difference]: Without dead ends: 1866 [2024-12-02 06:23:55,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:23:55,577 INFO L435 NwaCegarLoop]: 1011 mSDtfsCounter, 11658 mSDsluCounter, 4544 mSDsCounter, 0 mSdLazyCounter, 4517 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11658 SdHoareTripleChecker+Valid, 5555 SdHoareTripleChecker+Invalid, 4860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 4517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:55,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11658 Valid, 5555 Invalid, 4860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 4517 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 06:23:55,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2024-12-02 06:23:55,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1096. [2024-12-02 06:23:55,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.373008434864105) internal successors, (1465), 1095 states have internal predecessors, (1465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1465 transitions. [2024-12-02 06:23:55,588 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1465 transitions. Word has length 114 [2024-12-02 06:23:55,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:55,588 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1465 transitions. [2024-12-02 06:23:55,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1465 transitions. [2024-12-02 06:23:55,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:55,589 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:55,589 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:55,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-12-02 06:23:55,590 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:55,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:55,590 INFO L85 PathProgramCache]: Analyzing trace with hash -340131803, now seen corresponding path program 1 times [2024-12-02 06:23:55,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:55,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760590684] [2024-12-02 06:23:55,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:55,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:55,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:55,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:55,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760590684] [2024-12-02 06:23:55,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760590684] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:55,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:55,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:55,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011181765] [2024-12-02 06:23:55,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:55,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:55,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:55,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:55,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:55,790 INFO L87 Difference]: Start difference. First operand 1096 states and 1465 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:57,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:57,251 INFO L93 Difference]: Finished difference Result 1705 states and 2283 transitions. [2024-12-02 06:23:57,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:57,251 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:57,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:57,252 INFO L225 Difference]: With dead ends: 1705 [2024-12-02 06:23:57,252 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:23:57,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:57,253 INFO L435 NwaCegarLoop]: 1006 mSDtfsCounter, 3452 mSDsluCounter, 3266 mSDsCounter, 0 mSdLazyCounter, 3403 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3452 SdHoareTripleChecker+Valid, 4272 SdHoareTripleChecker+Invalid, 3409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:57,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3452 Valid, 4272 Invalid, 3409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3403 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:23:57,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:23:57,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1096. [2024-12-02 06:23:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3720712277413307) internal successors, (1464), 1095 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1464 transitions. [2024-12-02 06:23:57,260 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1464 transitions. Word has length 114 [2024-12-02 06:23:57,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:57,260 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1464 transitions. [2024-12-02 06:23:57,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1464 transitions. [2024-12-02 06:23:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:57,261 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:57,261 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:57,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-12-02 06:23:57,261 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:57,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:57,262 INFO L85 PathProgramCache]: Analyzing trace with hash 2040385468, now seen corresponding path program 1 times [2024-12-02 06:23:57,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:57,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924562981] [2024-12-02 06:23:57,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:57,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:57,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:57,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:57,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924562981] [2024-12-02 06:23:57,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924562981] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:57,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:57,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:57,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709759019] [2024-12-02 06:23:57,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:57,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:57,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:57,501 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:57,501 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:57,501 INFO L87 Difference]: Start difference. First operand 1096 states and 1464 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:59,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:23:59,173 INFO L93 Difference]: Finished difference Result 1705 states and 2282 transitions. [2024-12-02 06:23:59,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:23:59,173 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:23:59,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:23:59,174 INFO L225 Difference]: With dead ends: 1705 [2024-12-02 06:23:59,174 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:23:59,175 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:23:59,175 INFO L435 NwaCegarLoop]: 1006 mSDtfsCounter, 6298 mSDsluCounter, 4079 mSDsCounter, 0 mSdLazyCounter, 4004 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6298 SdHoareTripleChecker+Valid, 5085 SdHoareTripleChecker+Invalid, 4011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:23:59,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6298 Valid, 5085 Invalid, 4011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4004 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:23:59,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:23:59,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1096. [2024-12-02 06:23:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3711340206185567) internal successors, (1463), 1095 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1463 transitions. [2024-12-02 06:23:59,182 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1463 transitions. Word has length 114 [2024-12-02 06:23:59,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:23:59,182 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1463 transitions. [2024-12-02 06:23:59,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:23:59,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1463 transitions. [2024-12-02 06:23:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:23:59,183 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:23:59,183 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:23:59,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-12-02 06:23:59,183 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:23:59,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:23:59,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1993854662, now seen corresponding path program 1 times [2024-12-02 06:23:59,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:23:59,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897409709] [2024-12-02 06:23:59,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:23:59,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:23:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:23:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:23:59,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:23:59,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897409709] [2024-12-02 06:23:59,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897409709] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:23:59,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:23:59,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:23:59,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810317680] [2024-12-02 06:23:59,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:23:59,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:23:59,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:23:59,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:23:59,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:23:59,376 INFO L87 Difference]: Start difference. First operand 1096 states and 1463 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:00,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:00,734 INFO L93 Difference]: Finished difference Result 1656 states and 2189 transitions. [2024-12-02 06:24:00,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:00,734 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:00,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:00,735 INFO L225 Difference]: With dead ends: 1656 [2024-12-02 06:24:00,735 INFO L226 Difference]: Without dead ends: 1568 [2024-12-02 06:24:00,736 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:00,736 INFO L435 NwaCegarLoop]: 841 mSDtfsCounter, 6310 mSDsluCounter, 2632 mSDsCounter, 0 mSdLazyCounter, 2982 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6310 SdHoareTripleChecker+Valid, 3473 SdHoareTripleChecker+Invalid, 2989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:00,736 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6310 Valid, 3473 Invalid, 2989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2982 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:24:00,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2024-12-02 06:24:00,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1096. [2024-12-02 06:24:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3701968134957825) internal successors, (1462), 1095 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1462 transitions. [2024-12-02 06:24:00,743 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1462 transitions. Word has length 114 [2024-12-02 06:24:00,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:00,743 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1462 transitions. [2024-12-02 06:24:00,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1462 transitions. [2024-12-02 06:24:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:00,744 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:00,744 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:00,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-12-02 06:24:00,744 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:00,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:00,745 INFO L85 PathProgramCache]: Analyzing trace with hash 73387844, now seen corresponding path program 1 times [2024-12-02 06:24:00,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:00,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853891745] [2024-12-02 06:24:00,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:00,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:00,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:00,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853891745] [2024-12-02 06:24:00,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853891745] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:00,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:00,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:00,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472773155] [2024-12-02 06:24:00,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:00,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:00,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:00,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:00,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:00,932 INFO L87 Difference]: Start difference. First operand 1096 states and 1462 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:02,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:02,539 INFO L93 Difference]: Finished difference Result 1766 states and 2363 transitions. [2024-12-02 06:24:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:02,539 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:02,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:02,540 INFO L225 Difference]: With dead ends: 1766 [2024-12-02 06:24:02,540 INFO L226 Difference]: Without dead ends: 1660 [2024-12-02 06:24:02,541 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:02,541 INFO L435 NwaCegarLoop]: 1099 mSDtfsCounter, 4848 mSDsluCounter, 3605 mSDsCounter, 0 mSdLazyCounter, 3683 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4848 SdHoareTripleChecker+Valid, 4704 SdHoareTripleChecker+Invalid, 3689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:02,541 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4848 Valid, 4704 Invalid, 3689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3683 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:24:02,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1660 states. [2024-12-02 06:24:02,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1660 to 1096. [2024-12-02 06:24:02,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3692596063730085) internal successors, (1461), 1095 states have internal predecessors, (1461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1461 transitions. [2024-12-02 06:24:02,548 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1461 transitions. Word has length 114 [2024-12-02 06:24:02,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:02,548 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1461 transitions. [2024-12-02 06:24:02,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:02,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1461 transitions. [2024-12-02 06:24:02,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:02,549 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:02,549 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:02,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-12-02 06:24:02,549 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:02,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:02,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1422313079, now seen corresponding path program 1 times [2024-12-02 06:24:02,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:02,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141753847] [2024-12-02 06:24:02,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:02,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:02,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:02,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141753847] [2024-12-02 06:24:02,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141753847] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:02,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:02,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:24:02,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694001233] [2024-12-02 06:24:02,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:02,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:24:02,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:02,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:24:02,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:24:02,896 INFO L87 Difference]: Start difference. First operand 1096 states and 1461 transitions. Second operand has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:05,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:05,069 INFO L93 Difference]: Finished difference Result 1959 states and 2644 transitions. [2024-12-02 06:24:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:24:05,070 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:05,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:05,071 INFO L225 Difference]: With dead ends: 1959 [2024-12-02 06:24:05,071 INFO L226 Difference]: Without dead ends: 1866 [2024-12-02 06:24:05,071 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:24:05,071 INFO L435 NwaCegarLoop]: 1020 mSDtfsCounter, 9639 mSDsluCounter, 3604 mSDsCounter, 0 mSdLazyCounter, 3697 mSolverCounterSat, 344 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9639 SdHoareTripleChecker+Valid, 4624 SdHoareTripleChecker+Invalid, 4041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 344 IncrementalHoareTripleChecker+Valid, 3697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:05,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9639 Valid, 4624 Invalid, 4041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [344 Valid, 3697 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 06:24:05,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2024-12-02 06:24:05,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1100. [2024-12-02 06:24:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3678804855275444) internal successors, (1465), 1099 states have internal predecessors, (1465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1465 transitions. [2024-12-02 06:24:05,083 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1465 transitions. Word has length 114 [2024-12-02 06:24:05,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:05,083 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1465 transitions. [2024-12-02 06:24:05,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1465 transitions. [2024-12-02 06:24:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:05,084 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:05,084 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:05,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-12-02 06:24:05,084 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:05,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:05,085 INFO L85 PathProgramCache]: Analyzing trace with hash 430575798, now seen corresponding path program 1 times [2024-12-02 06:24:05,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:05,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816342761] [2024-12-02 06:24:05,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:05,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:05,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:05,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816342761] [2024-12-02 06:24:05,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816342761] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:05,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:05,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:05,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693253234] [2024-12-02 06:24:05,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:05,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:05,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:05,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:05,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:05,299 INFO L87 Difference]: Start difference. First operand 1100 states and 1465 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:07,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:07,009 INFO L93 Difference]: Finished difference Result 1775 states and 2370 transitions. [2024-12-02 06:24:07,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:07,009 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:07,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:07,011 INFO L225 Difference]: With dead ends: 1775 [2024-12-02 06:24:07,011 INFO L226 Difference]: Without dead ends: 1664 [2024-12-02 06:24:07,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:07,011 INFO L435 NwaCegarLoop]: 1102 mSDtfsCounter, 6100 mSDsluCounter, 4478 mSDsCounter, 0 mSdLazyCounter, 4306 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6100 SdHoareTripleChecker+Valid, 5580 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:07,011 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6100 Valid, 5580 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4306 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:24:07,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2024-12-02 06:24:07,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1100. [2024-12-02 06:24:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3669467787114846) internal successors, (1464), 1099 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:07,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1464 transitions. [2024-12-02 06:24:07,019 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1464 transitions. Word has length 114 [2024-12-02 06:24:07,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:07,019 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1464 transitions. [2024-12-02 06:24:07,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:07,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1464 transitions. [2024-12-02 06:24:07,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:07,019 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:07,019 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:07,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-12-02 06:24:07,020 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:07,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:07,020 INFO L85 PathProgramCache]: Analyzing trace with hash -95181654, now seen corresponding path program 1 times [2024-12-02 06:24:07,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:07,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140468710] [2024-12-02 06:24:07,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:07,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:07,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:07,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140468710] [2024-12-02 06:24:07,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140468710] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:07,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:07,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:07,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276678640] [2024-12-02 06:24:07,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:07,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:07,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:07,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:07,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:07,207 INFO L87 Difference]: Start difference. First operand 1100 states and 1464 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:08,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:08,659 INFO L93 Difference]: Finished difference Result 1706 states and 2277 transitions. [2024-12-02 06:24:08,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:08,659 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:08,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:08,661 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:24:08,661 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:08,661 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:08,661 INFO L435 NwaCegarLoop]: 1032 mSDtfsCounter, 6716 mSDsluCounter, 3344 mSDsCounter, 0 mSdLazyCounter, 3469 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6716 SdHoareTripleChecker+Valid, 4376 SdHoareTripleChecker+Invalid, 3476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:08,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6716 Valid, 4376 Invalid, 3476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3469 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:08,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:08,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3660130718954249) internal successors, (1463), 1099 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1463 transitions. [2024-12-02 06:24:08,668 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1463 transitions. Word has length 114 [2024-12-02 06:24:08,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:08,668 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1463 transitions. [2024-12-02 06:24:08,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1463 transitions. [2024-12-02 06:24:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:08,669 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:08,669 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:08,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-12-02 06:24:08,669 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:08,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:08,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1099570691, now seen corresponding path program 1 times [2024-12-02 06:24:08,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:08,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778624829] [2024-12-02 06:24:08,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:08,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:08,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:08,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:08,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778624829] [2024-12-02 06:24:08,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778624829] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:08,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:08,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:08,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222954931] [2024-12-02 06:24:08,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:08,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:08,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:08,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:08,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:08,921 INFO L87 Difference]: Start difference. First operand 1100 states and 1463 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:10,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:10,398 INFO L93 Difference]: Finished difference Result 1710 states and 2279 transitions. [2024-12-02 06:24:10,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:10,399 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:10,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:10,400 INFO L225 Difference]: With dead ends: 1710 [2024-12-02 06:24:10,400 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:10,400 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:10,401 INFO L435 NwaCegarLoop]: 1032 mSDtfsCounter, 6222 mSDsluCounter, 4157 mSDsCounter, 0 mSdLazyCounter, 4066 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6222 SdHoareTripleChecker+Valid, 5189 SdHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:10,401 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6222 Valid, 5189 Invalid, 4073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4066 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:10,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:10,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3650793650793651) internal successors, (1462), 1099 states have internal predecessors, (1462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1462 transitions. [2024-12-02 06:24:10,410 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1462 transitions. Word has length 114 [2024-12-02 06:24:10,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:10,410 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1462 transitions. [2024-12-02 06:24:10,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1462 transitions. [2024-12-02 06:24:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:10,411 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:10,411 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:10,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-12-02 06:24:10,411 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:10,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:10,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1555279999, now seen corresponding path program 1 times [2024-12-02 06:24:10,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:10,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415275411] [2024-12-02 06:24:10,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:10,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:10,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:10,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415275411] [2024-12-02 06:24:10,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415275411] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:10,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:10,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:10,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305114301] [2024-12-02 06:24:10,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:10,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:10,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:10,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:10,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:10,615 INFO L87 Difference]: Start difference. First operand 1100 states and 1462 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:12,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:12,345 INFO L93 Difference]: Finished difference Result 1706 states and 2275 transitions. [2024-12-02 06:24:12,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:12,345 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:12,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:12,346 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:24:12,346 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:12,346 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:12,347 INFO L435 NwaCegarLoop]: 1088 mSDtfsCounter, 4712 mSDsluCounter, 4325 mSDsCounter, 0 mSdLazyCounter, 4231 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4712 SdHoareTripleChecker+Valid, 5413 SdHoareTripleChecker+Invalid, 4236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 4231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:12,347 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4712 Valid, 5413 Invalid, 4236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 4231 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:24:12,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:12,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:12,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3641456582633054) internal successors, (1461), 1099 states have internal predecessors, (1461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:12,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1461 transitions. [2024-12-02 06:24:12,357 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1461 transitions. Word has length 114 [2024-12-02 06:24:12,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:12,357 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1461 transitions. [2024-12-02 06:24:12,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:12,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1461 transitions. [2024-12-02 06:24:12,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:12,358 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:12,358 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:12,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-12-02 06:24:12,358 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:12,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:12,359 INFO L85 PathProgramCache]: Analyzing trace with hash 2103617902, now seen corresponding path program 1 times [2024-12-02 06:24:12,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:12,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920466459] [2024-12-02 06:24:12,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:12,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:12,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:12,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:12,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920466459] [2024-12-02 06:24:12,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920466459] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:12,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:12,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:12,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654620693] [2024-12-02 06:24:12,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:12,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:12,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:12,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:12,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:12,591 INFO L87 Difference]: Start difference. First operand 1100 states and 1461 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:14,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:14,100 INFO L93 Difference]: Finished difference Result 1577 states and 2062 transitions. [2024-12-02 06:24:14,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:14,100 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:14,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:14,101 INFO L225 Difference]: With dead ends: 1577 [2024-12-02 06:24:14,101 INFO L226 Difference]: Without dead ends: 1572 [2024-12-02 06:24:14,102 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:14,102 INFO L435 NwaCegarLoop]: 862 mSDtfsCounter, 5592 mSDsluCounter, 2695 mSDsCounter, 0 mSdLazyCounter, 3022 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5592 SdHoareTripleChecker+Valid, 3557 SdHoareTripleChecker+Invalid, 3029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:14,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5592 Valid, 3557 Invalid, 3029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3022 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:24:14,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2024-12-02 06:24:14,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1100. [2024-12-02 06:24:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3632119514472456) internal successors, (1460), 1099 states have internal predecessors, (1460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:14,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1460 transitions. [2024-12-02 06:24:14,113 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1460 transitions. Word has length 114 [2024-12-02 06:24:14,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:14,113 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1460 transitions. [2024-12-02 06:24:14,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:14,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1460 transitions. [2024-12-02 06:24:14,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:14,114 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:14,114 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:14,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-12-02 06:24:14,114 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:14,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:14,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1354396539, now seen corresponding path program 1 times [2024-12-02 06:24:14,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:14,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931302170] [2024-12-02 06:24:14,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:14,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:14,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:14,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931302170] [2024-12-02 06:24:14,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931302170] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:14,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:14,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:14,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565791414] [2024-12-02 06:24:14,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:14,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:14,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:14,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:14,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:14,342 INFO L87 Difference]: Start difference. First operand 1100 states and 1460 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:15,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:15,952 INFO L93 Difference]: Finished difference Result 1706 states and 2272 transitions. [2024-12-02 06:24:15,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:15,953 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:15,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:15,954 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:24:15,954 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:15,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:15,955 INFO L435 NwaCegarLoop]: 1029 mSDtfsCounter, 6700 mSDsluCounter, 3332 mSDsCounter, 0 mSdLazyCounter, 3455 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6700 SdHoareTripleChecker+Valid, 4361 SdHoareTripleChecker+Invalid, 3462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:15,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6700 Valid, 4361 Invalid, 3462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3455 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:24:15,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:15,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:15,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3622782446311859) internal successors, (1459), 1099 states have internal predecessors, (1459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1459 transitions. [2024-12-02 06:24:15,964 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1459 transitions. Word has length 114 [2024-12-02 06:24:15,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:15,964 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1459 transitions. [2024-12-02 06:24:15,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:15,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1459 transitions. [2024-12-02 06:24:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:15,965 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:15,965 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:15,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-12-02 06:24:15,966 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:15,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:15,966 INFO L85 PathProgramCache]: Analyzing trace with hash -369561292, now seen corresponding path program 1 times [2024-12-02 06:24:15,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:15,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682133636] [2024-12-02 06:24:15,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:15,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:16,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:16,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682133636] [2024-12-02 06:24:16,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682133636] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:16,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:16,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:16,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892572540] [2024-12-02 06:24:16,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:16,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:16,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:16,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:16,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:16,246 INFO L87 Difference]: Start difference. First operand 1100 states and 1459 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:18,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:18,252 INFO L93 Difference]: Finished difference Result 1705 states and 2269 transitions. [2024-12-02 06:24:18,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:18,252 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:18,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:18,253 INFO L225 Difference]: With dead ends: 1705 [2024-12-02 06:24:18,253 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:18,254 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:18,254 INFO L435 NwaCegarLoop]: 1032 mSDtfsCounter, 6208 mSDsluCounter, 4157 mSDsCounter, 0 mSdLazyCounter, 4036 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6208 SdHoareTripleChecker+Valid, 5189 SdHoareTripleChecker+Invalid, 4043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:18,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6208 Valid, 5189 Invalid, 4043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4036 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-12-02 06:24:18,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:18,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.361344537815126) internal successors, (1458), 1099 states have internal predecessors, (1458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1458 transitions. [2024-12-02 06:24:18,265 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1458 transitions. Word has length 114 [2024-12-02 06:24:18,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:18,265 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1458 transitions. [2024-12-02 06:24:18,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1458 transitions. [2024-12-02 06:24:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:18,266 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:18,266 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:18,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-12-02 06:24:18,266 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:18,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:18,267 INFO L85 PathProgramCache]: Analyzing trace with hash -187578806, now seen corresponding path program 1 times [2024-12-02 06:24:18,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:18,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862557261] [2024-12-02 06:24:18,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:18,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:18,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:18,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862557261] [2024-12-02 06:24:18,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862557261] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:18,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:18,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:18,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17864672] [2024-12-02 06:24:18,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:18,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:18,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:18,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:18,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:18,513 INFO L87 Difference]: Start difference. First operand 1100 states and 1458 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:20,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:20,405 INFO L93 Difference]: Finished difference Result 1845 states and 2450 transitions. [2024-12-02 06:24:20,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:20,405 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:20,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:20,406 INFO L225 Difference]: With dead ends: 1845 [2024-12-02 06:24:20,406 INFO L226 Difference]: Without dead ends: 1680 [2024-12-02 06:24:20,407 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:20,407 INFO L435 NwaCegarLoop]: 1185 mSDtfsCounter, 5884 mSDsluCounter, 3892 mSDsCounter, 0 mSdLazyCounter, 3828 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5884 SdHoareTripleChecker+Valid, 5077 SdHoareTripleChecker+Invalid, 3835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:20,407 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5884 Valid, 5077 Invalid, 3835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3828 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 06:24:20,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1680 states. [2024-12-02 06:24:20,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1680 to 1100. [2024-12-02 06:24:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3604108309990663) internal successors, (1457), 1099 states have internal predecessors, (1457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1457 transitions. [2024-12-02 06:24:20,416 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1457 transitions. Word has length 114 [2024-12-02 06:24:20,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:20,416 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1457 transitions. [2024-12-02 06:24:20,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1457 transitions. [2024-12-02 06:24:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:20,417 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:20,418 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:20,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-12-02 06:24:20,418 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:20,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:20,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1485736079, now seen corresponding path program 1 times [2024-12-02 06:24:20,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:20,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956955806] [2024-12-02 06:24:20,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:20,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:20,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:20,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:20,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956955806] [2024-12-02 06:24:20,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956955806] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:20,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:20,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:20,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133307605] [2024-12-02 06:24:20,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:20,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:20,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:20,708 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:20,708 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:20,708 INFO L87 Difference]: Start difference. First operand 1100 states and 1457 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:22,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:22,864 INFO L93 Difference]: Finished difference Result 1706 states and 2268 transitions. [2024-12-02 06:24:22,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:22,865 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:22,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:22,866 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:24:22,866 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:22,867 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:22,867 INFO L435 NwaCegarLoop]: 1083 mSDtfsCounter, 6104 mSDsluCounter, 4308 mSDsCounter, 0 mSdLazyCounter, 4204 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6104 SdHoareTripleChecker+Valid, 5391 SdHoareTripleChecker+Invalid, 4210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:22,867 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6104 Valid, 5391 Invalid, 4210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 4204 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-12-02 06:24:22,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:22,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:22,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3594771241830066) internal successors, (1456), 1099 states have internal predecessors, (1456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1456 transitions. [2024-12-02 06:24:22,875 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1456 transitions. Word has length 114 [2024-12-02 06:24:22,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:22,875 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1456 transitions. [2024-12-02 06:24:22,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:22,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1456 transitions. [2024-12-02 06:24:22,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:22,876 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:22,876 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:22,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-12-02 06:24:22,876 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:22,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:22,877 INFO L85 PathProgramCache]: Analyzing trace with hash -2122503553, now seen corresponding path program 1 times [2024-12-02 06:24:22,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:22,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985545337] [2024-12-02 06:24:22,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:22,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:23,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:23,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985545337] [2024-12-02 06:24:23,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985545337] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:23,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:23,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:23,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462069813] [2024-12-02 06:24:23,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:23,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:23,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:23,106 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:23,106 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:23,106 INFO L87 Difference]: Start difference. First operand 1100 states and 1456 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:24,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:24,648 INFO L93 Difference]: Finished difference Result 1663 states and 2183 transitions. [2024-12-02 06:24:24,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:24,648 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:24,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:24,649 INFO L225 Difference]: With dead ends: 1663 [2024-12-02 06:24:24,649 INFO L226 Difference]: Without dead ends: 1572 [2024-12-02 06:24:24,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:24,650 INFO L435 NwaCegarLoop]: 879 mSDtfsCounter, 5458 mSDsluCounter, 2746 mSDsCounter, 0 mSdLazyCounter, 3062 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5458 SdHoareTripleChecker+Valid, 3625 SdHoareTripleChecker+Invalid, 3068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:24,650 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5458 Valid, 3625 Invalid, 3068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3062 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:24:24,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2024-12-02 06:24:24,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1100. [2024-12-02 06:24:24,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3585434173669468) internal successors, (1455), 1099 states have internal predecessors, (1455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:24,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1455 transitions. [2024-12-02 06:24:24,658 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1455 transitions. Word has length 114 [2024-12-02 06:24:24,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:24,658 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1455 transitions. [2024-12-02 06:24:24,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:24,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1455 transitions. [2024-12-02 06:24:24,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:24,659 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:24,660 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:24,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-12-02 06:24:24,660 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:24,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:24,660 INFO L85 PathProgramCache]: Analyzing trace with hash -2081760500, now seen corresponding path program 1 times [2024-12-02 06:24:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:24,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515047289] [2024-12-02 06:24:24,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:24,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:24,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:24,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515047289] [2024-12-02 06:24:24,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515047289] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:24,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:24,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:24,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952384432] [2024-12-02 06:24:24,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:24,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:24,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:24,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:24,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:24,885 INFO L87 Difference]: Start difference. First operand 1100 states and 1455 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:26,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:26,424 INFO L93 Difference]: Finished difference Result 1663 states and 2181 transitions. [2024-12-02 06:24:26,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:26,424 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:26,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:26,425 INFO L225 Difference]: With dead ends: 1663 [2024-12-02 06:24:26,425 INFO L226 Difference]: Without dead ends: 1572 [2024-12-02 06:24:26,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:26,426 INFO L435 NwaCegarLoop]: 879 mSDtfsCounter, 5500 mSDsluCounter, 2749 mSDsCounter, 0 mSdLazyCounter, 3055 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5500 SdHoareTripleChecker+Valid, 3628 SdHoareTripleChecker+Invalid, 3062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:26,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5500 Valid, 3628 Invalid, 3062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3055 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:24:26,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2024-12-02 06:24:26,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1100. [2024-12-02 06:24:26,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.357609710550887) internal successors, (1454), 1099 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:26,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1454 transitions. [2024-12-02 06:24:26,434 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1454 transitions. Word has length 114 [2024-12-02 06:24:26,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:26,434 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1454 transitions. [2024-12-02 06:24:26,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1454 transitions. [2024-12-02 06:24:26,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 06:24:26,435 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:26,435 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:26,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-12-02 06:24:26,435 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:26,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:26,436 INFO L85 PathProgramCache]: Analyzing trace with hash -169563398, now seen corresponding path program 1 times [2024-12-02 06:24:26,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:26,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886204020] [2024-12-02 06:24:26,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:26,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:26,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:26,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:26,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886204020] [2024-12-02 06:24:26,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886204020] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:26,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:26,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:26,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586640580] [2024-12-02 06:24:26,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:26,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:26,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:26,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:26,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:26,658 INFO L87 Difference]: Start difference. First operand 1100 states and 1454 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:28,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:28,265 INFO L93 Difference]: Finished difference Result 1715 states and 2271 transitions. [2024-12-02 06:24:28,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:28,265 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-12-02 06:24:28,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:28,266 INFO L225 Difference]: With dead ends: 1715 [2024-12-02 06:24:28,266 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:28,267 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:28,267 INFO L435 NwaCegarLoop]: 1032 mSDtfsCounter, 6670 mSDsluCounter, 3341 mSDsCounter, 0 mSdLazyCounter, 3416 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6670 SdHoareTripleChecker+Valid, 4373 SdHoareTripleChecker+Invalid, 3423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:28,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6670 Valid, 4373 Invalid, 3423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3416 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:24:28,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:28,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1100. [2024-12-02 06:24:28,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3566760037348273) internal successors, (1453), 1099 states have internal predecessors, (1453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:28,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1453 transitions. [2024-12-02 06:24:28,275 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1453 transitions. Word has length 114 [2024-12-02 06:24:28,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:28,275 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1453 transitions. [2024-12-02 06:24:28,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:28,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1453 transitions. [2024-12-02 06:24:28,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 06:24:28,276 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:28,276 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:28,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-12-02 06:24:28,276 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:28,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:28,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1953979380, now seen corresponding path program 1 times [2024-12-02 06:24:28,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:28,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594345565] [2024-12-02 06:24:28,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:28,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:28,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:28,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594345565] [2024-12-02 06:24:28,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594345565] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:28,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:28,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:28,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322651237] [2024-12-02 06:24:28,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:28,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:28,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:28,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:28,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:28,624 INFO L87 Difference]: Start difference. First operand 1100 states and 1453 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:30,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:30,362 INFO L93 Difference]: Finished difference Result 1710 states and 2265 transitions. [2024-12-02 06:24:30,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:30,362 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2024-12-02 06:24:30,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:30,363 INFO L225 Difference]: With dead ends: 1710 [2024-12-02 06:24:30,363 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:30,363 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:30,364 INFO L435 NwaCegarLoop]: 1038 mSDtfsCounter, 6163 mSDsluCounter, 4166 mSDsCounter, 0 mSdLazyCounter, 4042 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6163 SdHoareTripleChecker+Valid, 5204 SdHoareTripleChecker+Invalid, 4049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:30,364 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6163 Valid, 5204 Invalid, 4049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4042 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:24:30,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:30,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1096. [2024-12-02 06:24:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3570759137769448) internal successors, (1448), 1095 states have internal predecessors, (1448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1448 transitions. [2024-12-02 06:24:30,370 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1448 transitions. Word has length 115 [2024-12-02 06:24:30,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:30,371 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1448 transitions. [2024-12-02 06:24:30,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:30,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1448 transitions. [2024-12-02 06:24:30,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 06:24:30,371 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:30,371 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:30,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-12-02 06:24:30,372 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:30,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:30,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1189569746, now seen corresponding path program 1 times [2024-12-02 06:24:30,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:30,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433260678] [2024-12-02 06:24:30,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:30,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:30,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:30,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433260678] [2024-12-02 06:24:30,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433260678] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:30,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:30,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:30,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197933793] [2024-12-02 06:24:30,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:30,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:30,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:30,580 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:30,580 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:30,580 INFO L87 Difference]: Start difference. First operand 1096 states and 1448 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:32,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:32,129 INFO L93 Difference]: Finished difference Result 1706 states and 2260 transitions. [2024-12-02 06:24:32,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:32,129 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2024-12-02 06:24:32,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:32,130 INFO L225 Difference]: With dead ends: 1706 [2024-12-02 06:24:32,130 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:32,131 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:32,131 INFO L435 NwaCegarLoop]: 1044 mSDtfsCounter, 4981 mSDsluCounter, 3377 mSDsCounter, 0 mSdLazyCounter, 3461 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4981 SdHoareTripleChecker+Valid, 4421 SdHoareTripleChecker+Invalid, 3468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:32,131 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4981 Valid, 4421 Invalid, 3468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3461 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:24:32,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:32,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1092. [2024-12-02 06:24:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.3574788334901222) internal successors, (1443), 1091 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1443 transitions. [2024-12-02 06:24:32,138 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1443 transitions. Word has length 115 [2024-12-02 06:24:32,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:32,138 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1443 transitions. [2024-12-02 06:24:32,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1443 transitions. [2024-12-02 06:24:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 06:24:32,139 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:32,139 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:32,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-12-02 06:24:32,139 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:32,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:32,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2072032164, now seen corresponding path program 1 times [2024-12-02 06:24:32,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:32,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455348915] [2024-12-02 06:24:32,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:32,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:32,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:32,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:32,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455348915] [2024-12-02 06:24:32,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455348915] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:32,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:32,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:32,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290834087] [2024-12-02 06:24:32,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:32,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:32,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:32,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:32,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:32,330 INFO L87 Difference]: Start difference. First operand 1092 states and 1443 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:33,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:33,744 INFO L93 Difference]: Finished difference Result 1652 states and 2166 transitions. [2024-12-02 06:24:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:33,744 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2024-12-02 06:24:33,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:33,745 INFO L225 Difference]: With dead ends: 1652 [2024-12-02 06:24:33,745 INFO L226 Difference]: Without dead ends: 1564 [2024-12-02 06:24:33,746 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:33,746 INFO L435 NwaCegarLoop]: 907 mSDtfsCounter, 5391 mSDsluCounter, 2830 mSDsCounter, 0 mSdLazyCounter, 3109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5391 SdHoareTripleChecker+Valid, 3737 SdHoareTripleChecker+Invalid, 3116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:33,746 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5391 Valid, 3737 Invalid, 3116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3109 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:33,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2024-12-02 06:24:33,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1092. [2024-12-02 06:24:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.3565380997177798) internal successors, (1442), 1091 states have internal predecessors, (1442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1442 transitions. [2024-12-02 06:24:33,753 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1442 transitions. Word has length 115 [2024-12-02 06:24:33,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:33,753 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1442 transitions. [2024-12-02 06:24:33,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1442 transitions. [2024-12-02 06:24:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 06:24:33,754 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:33,754 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:33,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-12-02 06:24:33,754 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:33,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:33,754 INFO L85 PathProgramCache]: Analyzing trace with hash 662023771, now seen corresponding path program 1 times [2024-12-02 06:24:33,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:33,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105257281] [2024-12-02 06:24:33,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:33,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:33,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:33,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105257281] [2024-12-02 06:24:33,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105257281] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:33,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:33,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:33,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568120030] [2024-12-02 06:24:33,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:33,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:33,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:33,986 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:33,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:33,986 INFO L87 Difference]: Start difference. First operand 1092 states and 1442 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:35,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:35,652 INFO L93 Difference]: Finished difference Result 1704 states and 2255 transitions. [2024-12-02 06:24:35,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:35,652 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2024-12-02 06:24:35,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:35,653 INFO L225 Difference]: With dead ends: 1704 [2024-12-02 06:24:35,653 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:35,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:35,654 INFO L435 NwaCegarLoop]: 1046 mSDtfsCounter, 6143 mSDsluCounter, 4199 mSDsCounter, 0 mSdLazyCounter, 4033 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6143 SdHoareTripleChecker+Valid, 5245 SdHoareTripleChecker+Invalid, 4040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:35,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6143 Valid, 5245 Invalid, 4040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4033 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:24:35,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:35,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1092. [2024-12-02 06:24:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.3555973659454374) internal successors, (1441), 1091 states have internal predecessors, (1441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1441 transitions. [2024-12-02 06:24:35,665 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1441 transitions. Word has length 115 [2024-12-02 06:24:35,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:35,666 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1441 transitions. [2024-12-02 06:24:35,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1441 transitions. [2024-12-02 06:24:35,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 06:24:35,667 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:35,667 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:35,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-12-02 06:24:35,667 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:35,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:35,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1161160130, now seen corresponding path program 1 times [2024-12-02 06:24:35,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:35,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236398200] [2024-12-02 06:24:35,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:35,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:35,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:35,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236398200] [2024-12-02 06:24:35,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236398200] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:35,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:35,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:35,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071543728] [2024-12-02 06:24:35,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:35,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:35,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:35,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:35,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:35,950 INFO L87 Difference]: Start difference. First operand 1092 states and 1441 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:37,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:37,393 INFO L93 Difference]: Finished difference Result 1705 states and 2255 transitions. [2024-12-02 06:24:37,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:37,393 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2024-12-02 06:24:37,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:37,394 INFO L225 Difference]: With dead ends: 1705 [2024-12-02 06:24:37,394 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:37,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:37,395 INFO L435 NwaCegarLoop]: 1102 mSDtfsCounter, 5984 mSDsluCounter, 3551 mSDsCounter, 0 mSdLazyCounter, 3631 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5984 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 3637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:37,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5984 Valid, 4653 Invalid, 3637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3631 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:37,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:37,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1088. [2024-12-02 06:24:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.355996222851747) internal successors, (1436), 1087 states have internal predecessors, (1436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1436 transitions. [2024-12-02 06:24:37,402 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1436 transitions. Word has length 115 [2024-12-02 06:24:37,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:37,402 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1436 transitions. [2024-12-02 06:24:37,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1436 transitions. [2024-12-02 06:24:37,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:37,403 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:37,403 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:37,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-12-02 06:24:37,403 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:37,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:37,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1530428595, now seen corresponding path program 1 times [2024-12-02 06:24:37,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:37,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021830028] [2024-12-02 06:24:37,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:37,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:37,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:37,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:37,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021830028] [2024-12-02 06:24:37,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021830028] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:37,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:37,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:37,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863707643] [2024-12-02 06:24:37,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:37,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:37,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:37,633 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:37,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:37,633 INFO L87 Difference]: Start difference. First operand 1088 states and 1436 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:39,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:39,021 INFO L93 Difference]: Finished difference Result 1651 states and 2161 transitions. [2024-12-02 06:24:39,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:39,021 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:39,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:39,022 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:24:39,023 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:39,023 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:39,023 INFO L435 NwaCegarLoop]: 918 mSDtfsCounter, 7058 mSDsluCounter, 2866 mSDsCounter, 0 mSdLazyCounter, 3126 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7058 SdHoareTripleChecker+Valid, 3784 SdHoareTripleChecker+Invalid, 3133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:39,023 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7058 Valid, 3784 Invalid, 3133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3126 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:39,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:39,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1088. [2024-12-02 06:24:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3550519357884796) internal successors, (1435), 1087 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:39,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1435 transitions. [2024-12-02 06:24:39,030 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1435 transitions. Word has length 116 [2024-12-02 06:24:39,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:39,030 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1435 transitions. [2024-12-02 06:24:39,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1435 transitions. [2024-12-02 06:24:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:39,031 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:39,031 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:39,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-12-02 06:24:39,031 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:39,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:39,031 INFO L85 PathProgramCache]: Analyzing trace with hash -852341599, now seen corresponding path program 1 times [2024-12-02 06:24:39,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:39,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346640126] [2024-12-02 06:24:39,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:39,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:39,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:39,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:39,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346640126] [2024-12-02 06:24:39,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346640126] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:39,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:39,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:39,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197320415] [2024-12-02 06:24:39,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:39,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:39,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:39,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:39,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:39,234 INFO L87 Difference]: Start difference. First operand 1088 states and 1435 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:40,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:40,745 INFO L93 Difference]: Finished difference Result 1715 states and 2261 transitions. [2024-12-02 06:24:40,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:40,746 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:40,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:40,746 INFO L225 Difference]: With dead ends: 1715 [2024-12-02 06:24:40,746 INFO L226 Difference]: Without dead ends: 1612 [2024-12-02 06:24:40,747 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:40,747 INFO L435 NwaCegarLoop]: 1050 mSDtfsCounter, 4943 mSDsluCounter, 3395 mSDsCounter, 0 mSdLazyCounter, 3446 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4943 SdHoareTripleChecker+Valid, 4445 SdHoareTripleChecker+Invalid, 3453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:40,747 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4943 Valid, 4445 Invalid, 3453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3446 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:24:40,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-12-02 06:24:40,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1088. [2024-12-02 06:24:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3541076487252124) internal successors, (1434), 1087 states have internal predecessors, (1434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1434 transitions. [2024-12-02 06:24:40,754 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1434 transitions. Word has length 116 [2024-12-02 06:24:40,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:40,754 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1434 transitions. [2024-12-02 06:24:40,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1434 transitions. [2024-12-02 06:24:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:40,755 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:40,755 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:40,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-12-02 06:24:40,755 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:40,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:40,756 INFO L85 PathProgramCache]: Analyzing trace with hash 2039613955, now seen corresponding path program 1 times [2024-12-02 06:24:40,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:40,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982714307] [2024-12-02 06:24:40,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:40,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:40,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:40,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:40,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982714307] [2024-12-02 06:24:40,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982714307] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:40,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:40,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:40,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794438036] [2024-12-02 06:24:40,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:40,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:40,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:40,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:40,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:40,981 INFO L87 Difference]: Start difference. First operand 1088 states and 1434 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:42,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:42,370 INFO L93 Difference]: Finished difference Result 1648 states and 2156 transitions. [2024-12-02 06:24:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:42,370 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:42,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:42,371 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:24:42,371 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:42,371 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:42,371 INFO L435 NwaCegarLoop]: 977 mSDtfsCounter, 6688 mSDsluCounter, 3044 mSDsCounter, 0 mSdLazyCounter, 3339 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6688 SdHoareTripleChecker+Valid, 4021 SdHoareTripleChecker+Invalid, 3345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:42,372 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6688 Valid, 4021 Invalid, 3345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3339 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:42,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:42,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1088. [2024-12-02 06:24:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3531633616619452) internal successors, (1433), 1087 states have internal predecessors, (1433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1433 transitions. [2024-12-02 06:24:42,379 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1433 transitions. Word has length 116 [2024-12-02 06:24:42,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:42,379 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1433 transitions. [2024-12-02 06:24:42,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1433 transitions. [2024-12-02 06:24:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:42,379 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:42,380 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:42,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-12-02 06:24:42,380 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:42,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:42,380 INFO L85 PathProgramCache]: Analyzing trace with hash 775292020, now seen corresponding path program 1 times [2024-12-02 06:24:42,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:42,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820488132] [2024-12-02 06:24:42,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:42,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:42,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:42,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820488132] [2024-12-02 06:24:42,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820488132] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:42,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:42,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:42,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93011217] [2024-12-02 06:24:42,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:42,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:42,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:42,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:42,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:42,614 INFO L87 Difference]: Start difference. First operand 1088 states and 1433 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:44,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:44,058 INFO L93 Difference]: Finished difference Result 1651 states and 2158 transitions. [2024-12-02 06:24:44,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:44,059 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:44,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:44,060 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:24:44,060 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:44,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:44,060 INFO L435 NwaCegarLoop]: 929 mSDtfsCounter, 5017 mSDsluCounter, 3252 mSDsCounter, 0 mSdLazyCounter, 3399 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5017 SdHoareTripleChecker+Valid, 4181 SdHoareTripleChecker+Invalid, 3405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:44,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5017 Valid, 4181 Invalid, 3405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3399 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:44,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:44,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1088. [2024-12-02 06:24:44,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.352219074598678) internal successors, (1432), 1087 states have internal predecessors, (1432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:44,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1432 transitions. [2024-12-02 06:24:44,068 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1432 transitions. Word has length 116 [2024-12-02 06:24:44,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:44,068 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1432 transitions. [2024-12-02 06:24:44,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1432 transitions. [2024-12-02 06:24:44,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:44,068 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:44,068 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:44,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-12-02 06:24:44,068 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:44,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:44,069 INFO L85 PathProgramCache]: Analyzing trace with hash -696594836, now seen corresponding path program 1 times [2024-12-02 06:24:44,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:44,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13166143] [2024-12-02 06:24:44,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:44,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:44,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:44,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13166143] [2024-12-02 06:24:44,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13166143] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:44,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:44,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:44,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601696305] [2024-12-02 06:24:44,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:44,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:44,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:44,303 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:44,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:44,303 INFO L87 Difference]: Start difference. First operand 1088 states and 1432 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:45,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:45,724 INFO L93 Difference]: Finished difference Result 1648 states and 2153 transitions. [2024-12-02 06:24:45,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:45,725 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:45,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:45,726 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:24:45,726 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:45,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:45,727 INFO L435 NwaCegarLoop]: 981 mSDtfsCounter, 6668 mSDsluCounter, 3056 mSDsCounter, 0 mSdLazyCounter, 3326 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6668 SdHoareTripleChecker+Valid, 4037 SdHoareTripleChecker+Invalid, 3332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:45,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6668 Valid, 4037 Invalid, 3332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3326 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:45,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:45,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1088. [2024-12-02 06:24:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3512747875354107) internal successors, (1431), 1087 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:45,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1431 transitions. [2024-12-02 06:24:45,734 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1431 transitions. Word has length 116 [2024-12-02 06:24:45,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:45,734 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1431 transitions. [2024-12-02 06:24:45,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:45,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1431 transitions. [2024-12-02 06:24:45,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:45,734 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:45,735 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:45,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-12-02 06:24:45,735 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:45,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:45,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1960799597, now seen corresponding path program 1 times [2024-12-02 06:24:45,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:45,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027286771] [2024-12-02 06:24:45,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:45,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:46,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:46,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027286771] [2024-12-02 06:24:46,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027286771] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:46,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:46,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:24:46,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548281059] [2024-12-02 06:24:46,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:46,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:24:46,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:46,100 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:24:46,100 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:24:46,100 INFO L87 Difference]: Start difference. First operand 1088 states and 1431 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:48,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:48,088 INFO L93 Difference]: Finished difference Result 1855 states and 2449 transitions. [2024-12-02 06:24:48,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:24:48,089 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:48,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:48,090 INFO L225 Difference]: With dead ends: 1855 [2024-12-02 06:24:48,090 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:24:48,090 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:24:48,091 INFO L435 NwaCegarLoop]: 971 mSDtfsCounter, 10593 mSDsluCounter, 3283 mSDsCounter, 0 mSdLazyCounter, 3510 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10593 SdHoareTripleChecker+Valid, 4254 SdHoareTripleChecker+Invalid, 3861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 3510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:48,091 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10593 Valid, 4254 Invalid, 3861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 3510 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 06:24:48,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:24:48,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1092. [2024-12-02 06:24:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.349952963311383) internal successors, (1435), 1091 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1435 transitions. [2024-12-02 06:24:48,098 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1435 transitions. Word has length 116 [2024-12-02 06:24:48,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:48,098 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1435 transitions. [2024-12-02 06:24:48,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1435 transitions. [2024-12-02 06:24:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:48,099 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:48,099 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:48,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-12-02 06:24:48,099 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:48,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:48,099 INFO L85 PathProgramCache]: Analyzing trace with hash -47900760, now seen corresponding path program 1 times [2024-12-02 06:24:48,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:48,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915496866] [2024-12-02 06:24:48,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:48,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:48,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915496866] [2024-12-02 06:24:48,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915496866] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:48,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:48,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:48,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401086711] [2024-12-02 06:24:48,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:48,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:48,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:48,302 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:48,302 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:48,302 INFO L87 Difference]: Start difference. First operand 1092 states and 1435 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:49,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:49,685 INFO L93 Difference]: Finished difference Result 1648 states and 2151 transitions. [2024-12-02 06:24:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:49,685 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:49,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:49,686 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:24:49,686 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:49,687 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:49,687 INFO L435 NwaCegarLoop]: 973 mSDtfsCounter, 5082 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 3325 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5082 SdHoareTripleChecker+Valid, 4001 SdHoareTripleChecker+Invalid, 3331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:49,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5082 Valid, 4001 Invalid, 3331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3325 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:49,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:49,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1092. [2024-12-02 06:24:49,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.3490122295390405) internal successors, (1434), 1091 states have internal predecessors, (1434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1434 transitions. [2024-12-02 06:24:49,694 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1434 transitions. Word has length 116 [2024-12-02 06:24:49,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:49,694 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1434 transitions. [2024-12-02 06:24:49,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:49,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1434 transitions. [2024-12-02 06:24:49,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:49,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:49,695 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:49,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-12-02 06:24:49,695 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:49,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:49,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1460670815, now seen corresponding path program 1 times [2024-12-02 06:24:49,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:49,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313703128] [2024-12-02 06:24:49,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:49,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:50,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:50,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313703128] [2024-12-02 06:24:50,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313703128] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:50,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:50,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:24:50,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611122163] [2024-12-02 06:24:50,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:50,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:24:50,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:50,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:24:50,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:24:50,103 INFO L87 Difference]: Start difference. First operand 1092 states and 1434 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:52,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:52,115 INFO L93 Difference]: Finished difference Result 1852 states and 2443 transitions. [2024-12-02 06:24:52,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:24:52,115 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:52,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:52,117 INFO L225 Difference]: With dead ends: 1852 [2024-12-02 06:24:52,117 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:24:52,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:24:52,117 INFO L435 NwaCegarLoop]: 919 mSDtfsCounter, 9672 mSDsluCounter, 3099 mSDsCounter, 0 mSdLazyCounter, 3289 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9672 SdHoareTripleChecker+Valid, 4018 SdHoareTripleChecker+Invalid, 3649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 3289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:52,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9672 Valid, 4018 Invalid, 3649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 3289 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 06:24:52,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:24:52,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1096. [2024-12-02 06:24:52,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3477038425492034) internal successors, (1438), 1095 states have internal predecessors, (1438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:52,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1438 transitions. [2024-12-02 06:24:52,124 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1438 transitions. Word has length 116 [2024-12-02 06:24:52,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:52,125 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1438 transitions. [2024-12-02 06:24:52,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1438 transitions. [2024-12-02 06:24:52,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:52,125 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:52,125 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:52,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-12-02 06:24:52,125 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:52,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:52,126 INFO L85 PathProgramCache]: Analyzing trace with hash 811976739, now seen corresponding path program 1 times [2024-12-02 06:24:52,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:52,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744042487] [2024-12-02 06:24:52,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:52,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:52,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:52,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744042487] [2024-12-02 06:24:52,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744042487] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:52,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:52,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:52,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18407834] [2024-12-02 06:24:52,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:52,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:52,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:52,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:52,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:52,329 INFO L87 Difference]: Start difference. First operand 1096 states and 1438 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:53,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:53,721 INFO L93 Difference]: Finished difference Result 1648 states and 2148 transitions. [2024-12-02 06:24:53,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:24:53,721 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:53,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:53,722 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:24:53,722 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:53,723 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:24:53,723 INFO L435 NwaCegarLoop]: 976 mSDtfsCounter, 3511 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 3295 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3511 SdHoareTripleChecker+Valid, 4017 SdHoareTripleChecker+Invalid, 3300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:53,723 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3511 Valid, 4017 Invalid, 3300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3295 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:53,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:53,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1096. [2024-12-02 06:24:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3467666354264292) internal successors, (1437), 1095 states have internal predecessors, (1437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1437 transitions. [2024-12-02 06:24:53,733 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1437 transitions. Word has length 116 [2024-12-02 06:24:53,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:53,733 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1437 transitions. [2024-12-02 06:24:53,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1437 transitions. [2024-12-02 06:24:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:53,734 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:53,734 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:53,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-12-02 06:24:53,734 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:53,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:53,735 INFO L85 PathProgramCache]: Analyzing trace with hash -452010555, now seen corresponding path program 1 times [2024-12-02 06:24:53,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:53,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145294447] [2024-12-02 06:24:53,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:53,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:54,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:54,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:54,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145294447] [2024-12-02 06:24:54,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145294447] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:54,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:54,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:24:54,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674679710] [2024-12-02 06:24:54,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:54,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:24:54,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:54,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:24:54,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:24:54,127 INFO L87 Difference]: Start difference. First operand 1096 states and 1437 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:56,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:56,415 INFO L93 Difference]: Finished difference Result 1855 states and 2444 transitions. [2024-12-02 06:24:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:24:56,415 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:56,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:56,416 INFO L225 Difference]: With dead ends: 1855 [2024-12-02 06:24:56,416 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:24:56,417 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:24:56,417 INFO L435 NwaCegarLoop]: 966 mSDtfsCounter, 10562 mSDsluCounter, 3791 mSDsCounter, 0 mSdLazyCounter, 4090 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10562 SdHoareTripleChecker+Valid, 4757 SdHoareTripleChecker+Invalid, 4442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 4090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:56,417 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10562 Valid, 4757 Invalid, 4442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 4090 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-12-02 06:24:56,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:24:56,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1100. [2024-12-02 06:24:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3454715219421103) internal successors, (1441), 1099 states have internal predecessors, (1441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1441 transitions. [2024-12-02 06:24:56,424 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1441 transitions. Word has length 116 [2024-12-02 06:24:56,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:56,424 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1441 transitions. [2024-12-02 06:24:56,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1441 transitions. [2024-12-02 06:24:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:56,425 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:56,425 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:56,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-12-02 06:24:56,425 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:56,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:56,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1332432067, now seen corresponding path program 1 times [2024-12-02 06:24:56,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:56,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725354560] [2024-12-02 06:24:56,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:56,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:56,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:56,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725354560] [2024-12-02 06:24:56,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725354560] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:56,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:56,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:56,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959218201] [2024-12-02 06:24:56,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:56,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:56,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:56,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:56,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:56,644 INFO L87 Difference]: Start difference. First operand 1100 states and 1441 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:58,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:58,125 INFO L93 Difference]: Finished difference Result 1648 states and 2146 transitions. [2024-12-02 06:24:58,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:24:58,125 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:24:58,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:58,126 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:24:58,126 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:24:58,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:24:58,126 INFO L435 NwaCegarLoop]: 917 mSDtfsCounter, 5301 mSDsluCounter, 2859 mSDsCounter, 0 mSdLazyCounter, 3101 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5301 SdHoareTripleChecker+Valid, 3776 SdHoareTripleChecker+Invalid, 3108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:58,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5301 Valid, 3776 Invalid, 3108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3101 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:24:58,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:24:58,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1100. [2024-12-02 06:24:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3445378151260505) internal successors, (1440), 1099 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1440 transitions. [2024-12-02 06:24:58,133 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1440 transitions. Word has length 116 [2024-12-02 06:24:58,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:58,133 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1440 transitions. [2024-12-02 06:24:58,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:24:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1440 transitions. [2024-12-02 06:24:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:24:58,133 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:58,134 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:58,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-12-02 06:24:58,134 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:24:58,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:58,134 INFO L85 PathProgramCache]: Analyzing trace with hash -2118852475, now seen corresponding path program 1 times [2024-12-02 06:24:58,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:58,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498488531] [2024-12-02 06:24:58,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:58,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:24:58,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:58,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498488531] [2024-12-02 06:24:58,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498488531] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:58,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:58,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:24:58,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573771638] [2024-12-02 06:24:58,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:58,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:24:58,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:58,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:24:58,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:24:58,380 INFO L87 Difference]: Start difference. First operand 1100 states and 1440 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:00,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:00,062 INFO L93 Difference]: Finished difference Result 1725 states and 2261 transitions. [2024-12-02 06:25:00,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:00,062 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:00,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:00,063 INFO L225 Difference]: With dead ends: 1725 [2024-12-02 06:25:00,063 INFO L226 Difference]: Without dead ends: 1632 [2024-12-02 06:25:00,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:00,064 INFO L435 NwaCegarLoop]: 1053 mSDtfsCounter, 6092 mSDsluCounter, 4220 mSDsCounter, 0 mSdLazyCounter, 3970 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6092 SdHoareTripleChecker+Valid, 5273 SdHoareTripleChecker+Invalid, 3977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:00,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6092 Valid, 5273 Invalid, 3977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3970 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:25:00,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2024-12-02 06:25:00,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1100. [2024-12-02 06:25:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3436041083099906) internal successors, (1439), 1099 states have internal predecessors, (1439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1439 transitions. [2024-12-02 06:25:00,070 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1439 transitions. Word has length 116 [2024-12-02 06:25:00,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:00,071 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1439 transitions. [2024-12-02 06:25:00,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1439 transitions. [2024-12-02 06:25:00,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:00,071 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:00,071 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:00,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-12-02 06:25:00,071 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:00,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:00,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1305543109, now seen corresponding path program 1 times [2024-12-02 06:25:00,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:00,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104887868] [2024-12-02 06:25:00,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:00,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:00,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:00,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104887868] [2024-12-02 06:25:00,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104887868] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:00,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:00,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:00,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376822927] [2024-12-02 06:25:00,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:00,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:00,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:00,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:00,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:00,287 INFO L87 Difference]: Start difference. First operand 1100 states and 1439 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:01,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:01,813 INFO L93 Difference]: Finished difference Result 1646 states and 2141 transitions. [2024-12-02 06:25:01,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:01,813 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:01,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:01,814 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:01,814 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:01,815 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:01,815 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 5017 mSDsluCounter, 3047 mSDsCounter, 0 mSdLazyCounter, 3285 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5017 SdHoareTripleChecker+Valid, 4025 SdHoareTripleChecker+Invalid, 3290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:01,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5017 Valid, 4025 Invalid, 3290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3285 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:01,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:01,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1100. [2024-12-02 06:25:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3426704014939308) internal successors, (1438), 1099 states have internal predecessors, (1438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1438 transitions. [2024-12-02 06:25:01,821 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1438 transitions. Word has length 116 [2024-12-02 06:25:01,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:01,821 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1438 transitions. [2024-12-02 06:25:01,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1438 transitions. [2024-12-02 06:25:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:01,822 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:01,822 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:01,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-12-02 06:25:01,822 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:01,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:01,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1235431825, now seen corresponding path program 1 times [2024-12-02 06:25:01,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:01,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410152642] [2024-12-02 06:25:01,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:01,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:02,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:02,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:02,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410152642] [2024-12-02 06:25:02,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410152642] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:02,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:02,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:02,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839604207] [2024-12-02 06:25:02,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:02,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:02,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:02,052 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:02,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:02,052 INFO L87 Difference]: Start difference. First operand 1100 states and 1438 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:03,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:03,418 INFO L93 Difference]: Finished difference Result 1648 states and 2142 transitions. [2024-12-02 06:25:03,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:03,419 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:03,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:03,420 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:03,420 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:03,420 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:03,420 INFO L435 NwaCegarLoop]: 925 mSDtfsCounter, 6892 mSDsluCounter, 2884 mSDsCounter, 0 mSdLazyCounter, 3091 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6892 SdHoareTripleChecker+Valid, 3809 SdHoareTripleChecker+Invalid, 3098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:03,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6892 Valid, 3809 Invalid, 3098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3091 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:25:03,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:03,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1100. [2024-12-02 06:25:03,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.341736694677871) internal successors, (1437), 1099 states have internal predecessors, (1437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1437 transitions. [2024-12-02 06:25:03,427 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1437 transitions. Word has length 116 [2024-12-02 06:25:03,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:03,427 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1437 transitions. [2024-12-02 06:25:03,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1437 transitions. [2024-12-02 06:25:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:03,428 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:03,428 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:03,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-12-02 06:25:03,428 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:03,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:03,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1884125901, now seen corresponding path program 1 times [2024-12-02 06:25:03,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:03,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089407832] [2024-12-02 06:25:03,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:03,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:03,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:03,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089407832] [2024-12-02 06:25:03,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089407832] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:03,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:03,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:03,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636948223] [2024-12-02 06:25:03,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:03,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:03,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:03,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:03,659 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:03,659 INFO L87 Difference]: Start difference. First operand 1100 states and 1437 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:04,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:04,993 INFO L93 Difference]: Finished difference Result 1648 states and 2140 transitions. [2024-12-02 06:25:04,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:04,994 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:04,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:04,995 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:04,995 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:04,995 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:04,996 INFO L435 NwaCegarLoop]: 929 mSDtfsCounter, 6318 mSDsluCounter, 2901 mSDsCounter, 0 mSdLazyCounter, 3069 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6318 SdHoareTripleChecker+Valid, 3830 SdHoareTripleChecker+Invalid, 3076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:04,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6318 Valid, 3830 Invalid, 3076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3069 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:25:04,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:05,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1100. [2024-12-02 06:25:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.3408029878618113) internal successors, (1436), 1099 states have internal predecessors, (1436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:05,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1436 transitions. [2024-12-02 06:25:05,002 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1436 transitions. Word has length 116 [2024-12-02 06:25:05,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:05,002 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1436 transitions. [2024-12-02 06:25:05,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:05,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1436 transitions. [2024-12-02 06:25:05,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:05,003 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:05,003 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:05,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-12-02 06:25:05,003 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:05,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:05,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1147265203, now seen corresponding path program 1 times [2024-12-02 06:25:05,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:05,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28844930] [2024-12-02 06:25:05,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:05,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:05,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:05,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:05,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28844930] [2024-12-02 06:25:05,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28844930] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:05,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:05,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:25:05,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734895453] [2024-12-02 06:25:05,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:05,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:25:05,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:05,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:25:05,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:25:05,349 INFO L87 Difference]: Start difference. First operand 1100 states and 1436 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:07,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:07,322 INFO L93 Difference]: Finished difference Result 1769 states and 2309 transitions. [2024-12-02 06:25:07,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:25:07,322 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:07,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:07,324 INFO L225 Difference]: With dead ends: 1769 [2024-12-02 06:25:07,324 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:25:07,324 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:25:07,324 INFO L435 NwaCegarLoop]: 920 mSDtfsCounter, 9643 mSDsluCounter, 3111 mSDsCounter, 0 mSdLazyCounter, 3242 mSolverCounterSat, 361 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9643 SdHoareTripleChecker+Valid, 4031 SdHoareTripleChecker+Invalid, 3603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 361 IncrementalHoareTripleChecker+Valid, 3242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:07,324 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9643 Valid, 4031 Invalid, 3603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [361 Valid, 3242 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 06:25:07,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:25:07,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1104. [2024-12-02 06:25:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.3395348837209302) internal successors, (1440), 1103 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1440 transitions. [2024-12-02 06:25:07,331 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1440 transitions. Word has length 116 [2024-12-02 06:25:07,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:07,331 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1440 transitions. [2024-12-02 06:25:07,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1440 transitions. [2024-12-02 06:25:07,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:07,332 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:07,332 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:07,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-12-02 06:25:07,332 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:07,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:07,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1810524402, now seen corresponding path program 1 times [2024-12-02 06:25:07,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:07,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318358085] [2024-12-02 06:25:07,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:07,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:07,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:07,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318358085] [2024-12-02 06:25:07,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318358085] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:07,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:07,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:07,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642797909] [2024-12-02 06:25:07,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:07,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:07,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:07,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:07,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:07,534 INFO L87 Difference]: Start difference. First operand 1104 states and 1440 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:08,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:08,963 INFO L93 Difference]: Finished difference Result 1646 states and 2136 transitions. [2024-12-02 06:25:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:08,963 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:08,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:08,964 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:08,964 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:08,964 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:08,965 INFO L435 NwaCegarLoop]: 987 mSDtfsCounter, 3485 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 3259 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3485 SdHoareTripleChecker+Valid, 4061 SdHoareTripleChecker+Invalid, 3264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:08,965 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3485 Valid, 4061 Invalid, 3264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3259 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:08,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:08,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1104. [2024-12-02 06:25:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.3386046511627907) internal successors, (1439), 1103 states have internal predecessors, (1439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1439 transitions. [2024-12-02 06:25:08,972 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1439 transitions. Word has length 116 [2024-12-02 06:25:08,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:08,972 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1439 transitions. [2024-12-02 06:25:08,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1439 transitions. [2024-12-02 06:25:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:08,973 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:08,973 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:08,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-12-02 06:25:08,973 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:08,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:08,973 INFO L85 PathProgramCache]: Analyzing trace with hash -156067103, now seen corresponding path program 1 times [2024-12-02 06:25:08,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:08,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279152369] [2024-12-02 06:25:08,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:08,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:09,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:09,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:09,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279152369] [2024-12-02 06:25:09,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279152369] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:09,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:09,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:09,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911690293] [2024-12-02 06:25:09,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:09,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:09,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:09,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:09,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:09,166 INFO L87 Difference]: Start difference. First operand 1104 states and 1439 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:10,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:10,548 INFO L93 Difference]: Finished difference Result 1646 states and 2135 transitions. [2024-12-02 06:25:10,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:10,549 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:10,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:10,550 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:10,550 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:10,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:10,550 INFO L435 NwaCegarLoop]: 920 mSDtfsCounter, 5270 mSDsluCounter, 2868 mSDsCounter, 0 mSdLazyCounter, 3074 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5270 SdHoareTripleChecker+Valid, 3788 SdHoareTripleChecker+Invalid, 3081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:10,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5270 Valid, 3788 Invalid, 3081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3074 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:10,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:10,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1104. [2024-12-02 06:25:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.3376744186046512) internal successors, (1438), 1103 states have internal predecessors, (1438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1438 transitions. [2024-12-02 06:25:10,558 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1438 transitions. Word has length 116 [2024-12-02 06:25:10,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:10,558 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1438 transitions. [2024-12-02 06:25:10,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1438 transitions. [2024-12-02 06:25:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:10,558 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:10,558 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:10,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-12-02 06:25:10,558 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:10,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:10,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1540870843, now seen corresponding path program 1 times [2024-12-02 06:25:10,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:10,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286025431] [2024-12-02 06:25:10,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:10,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:10,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:10,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286025431] [2024-12-02 06:25:10,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286025431] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:10,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:10,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:10,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630831842] [2024-12-02 06:25:10,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:10,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:10,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:10,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:10,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:10,800 INFO L87 Difference]: Start difference. First operand 1104 states and 1438 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:12,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:12,272 INFO L93 Difference]: Finished difference Result 1646 states and 2133 transitions. [2024-12-02 06:25:12,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:12,272 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:12,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:12,273 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:12,273 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:12,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:12,274 INFO L435 NwaCegarLoop]: 987 mSDtfsCounter, 6609 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 3246 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6609 SdHoareTripleChecker+Valid, 4061 SdHoareTripleChecker+Invalid, 3252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:12,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6609 Valid, 4061 Invalid, 3252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3246 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:12,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:12,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1104. [2024-12-02 06:25:12,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.3367441860465117) internal successors, (1437), 1103 states have internal predecessors, (1437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1437 transitions. [2024-12-02 06:25:12,280 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1437 transitions. Word has length 116 [2024-12-02 06:25:12,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:12,280 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1437 transitions. [2024-12-02 06:25:12,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:12,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1437 transitions. [2024-12-02 06:25:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:12,281 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:12,281 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:12,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-12-02 06:25:12,281 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:12,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:12,281 INFO L85 PathProgramCache]: Analyzing trace with hash 113586456, now seen corresponding path program 1 times [2024-12-02 06:25:12,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:12,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101278167] [2024-12-02 06:25:12,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:12,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:12,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:12,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101278167] [2024-12-02 06:25:12,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101278167] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:12,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:12,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:12,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176016152] [2024-12-02 06:25:12,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:12,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:12,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:12,495 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:12,495 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:12,495 INFO L87 Difference]: Start difference. First operand 1104 states and 1437 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:13,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:13,942 INFO L93 Difference]: Finished difference Result 1646 states and 2132 transitions. [2024-12-02 06:25:13,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:13,942 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:13,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:13,943 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:13,944 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:13,944 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:13,944 INFO L435 NwaCegarLoop]: 988 mSDtfsCounter, 4869 mSDsluCounter, 3431 mSDsCounter, 0 mSdLazyCounter, 3482 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4869 SdHoareTripleChecker+Valid, 4419 SdHoareTripleChecker+Invalid, 3487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:13,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4869 Valid, 4419 Invalid, 3487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3482 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:13,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:13,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1104. [2024-12-02 06:25:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.3358139534883722) internal successors, (1436), 1103 states have internal predecessors, (1436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:13,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1436 transitions. [2024-12-02 06:25:13,951 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1436 transitions. Word has length 116 [2024-12-02 06:25:13,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:13,951 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1436 transitions. [2024-12-02 06:25:13,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1436 transitions. [2024-12-02 06:25:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:13,952 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:13,952 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:13,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-12-02 06:25:13,952 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:13,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:13,952 INFO L85 PathProgramCache]: Analyzing trace with hash -798648475, now seen corresponding path program 1 times [2024-12-02 06:25:13,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:13,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492367830] [2024-12-02 06:25:13,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:13,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:14,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:14,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492367830] [2024-12-02 06:25:14,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492367830] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:14,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:14,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:25:14,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823822174] [2024-12-02 06:25:14,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:14,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:25:14,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:14,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:25:14,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:25:14,321 INFO L87 Difference]: Start difference. First operand 1104 states and 1436 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:16,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:16,255 INFO L93 Difference]: Finished difference Result 1850 states and 2424 transitions. [2024-12-02 06:25:16,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:25:16,255 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:16,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:16,256 INFO L225 Difference]: With dead ends: 1850 [2024-12-02 06:25:16,256 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:25:16,257 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:25:16,257 INFO L435 NwaCegarLoop]: 918 mSDtfsCounter, 11545 mSDsluCounter, 3103 mSDsCounter, 0 mSdLazyCounter, 3225 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11545 SdHoareTripleChecker+Valid, 4021 SdHoareTripleChecker+Invalid, 3572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 3225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:16,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11545 Valid, 4021 Invalid, 3572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 3225 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:25:16,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:25:16,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1108. [2024-12-02 06:25:16,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3345690454124188) internal successors, (1440), 1107 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1440 transitions. [2024-12-02 06:25:16,264 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1440 transitions. Word has length 116 [2024-12-02 06:25:16,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:16,264 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1440 transitions. [2024-12-02 06:25:16,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1440 transitions. [2024-12-02 06:25:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:16,265 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:16,265 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:16,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-12-02 06:25:16,265 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:16,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:16,265 INFO L85 PathProgramCache]: Analyzing trace with hash 2089382077, now seen corresponding path program 1 times [2024-12-02 06:25:16,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:16,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043199245] [2024-12-02 06:25:16,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:16,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:16,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:16,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:16,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043199245] [2024-12-02 06:25:16,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043199245] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:16,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:16,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:16,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180961489] [2024-12-02 06:25:16,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:16,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:16,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:16,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:16,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:16,465 INFO L87 Difference]: Start difference. First operand 1108 states and 1440 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:18,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:18,005 INFO L93 Difference]: Finished difference Result 1746 states and 2269 transitions. [2024-12-02 06:25:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:18,006 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:18,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:18,006 INFO L225 Difference]: With dead ends: 1746 [2024-12-02 06:25:18,007 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:25:18,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:18,007 INFO L435 NwaCegarLoop]: 1101 mSDtfsCounter, 4704 mSDsluCounter, 3546 mSDsCounter, 0 mSdLazyCounter, 3540 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4704 SdHoareTripleChecker+Valid, 4647 SdHoareTripleChecker+Invalid, 3546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:18,007 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4704 Valid, 4647 Invalid, 3546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3540 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:18,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:25:18,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1108. [2024-12-02 06:25:18,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3336422613531047) internal successors, (1439), 1107 states have internal predecessors, (1439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1439 transitions. [2024-12-02 06:25:18,013 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1439 transitions. Word has length 116 [2024-12-02 06:25:18,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:18,013 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1439 transitions. [2024-12-02 06:25:18,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1439 transitions. [2024-12-02 06:25:18,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:18,014 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:18,014 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:18,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-12-02 06:25:18,014 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:18,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:18,014 INFO L85 PathProgramCache]: Analyzing trace with hash 414565867, now seen corresponding path program 1 times [2024-12-02 06:25:18,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:18,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949885260] [2024-12-02 06:25:18,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:18,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:18,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:18,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949885260] [2024-12-02 06:25:18,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949885260] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:18,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:18,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:18,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638117442] [2024-12-02 06:25:18,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:18,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:18,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:18,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:18,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:18,246 INFO L87 Difference]: Start difference. First operand 1108 states and 1439 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:19,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:19,695 INFO L93 Difference]: Finished difference Result 1648 states and 2130 transitions. [2024-12-02 06:25:19,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:19,696 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:19,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:19,697 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:19,697 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:19,697 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:19,697 INFO L435 NwaCegarLoop]: 984 mSDtfsCounter, 6591 mSDsluCounter, 3065 mSDsCounter, 0 mSdLazyCounter, 3240 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6591 SdHoareTripleChecker+Valid, 4049 SdHoareTripleChecker+Invalid, 3246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:19,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6591 Valid, 4049 Invalid, 3246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3240 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:19,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:19,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3327154772937906) internal successors, (1438), 1107 states have internal predecessors, (1438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:19,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1438 transitions. [2024-12-02 06:25:19,704 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1438 transitions. Word has length 116 [2024-12-02 06:25:19,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:19,704 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1438 transitions. [2024-12-02 06:25:19,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:19,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1438 transitions. [2024-12-02 06:25:19,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:19,705 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:19,705 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:19,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-12-02 06:25:19,705 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:19,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:19,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1063259943, now seen corresponding path program 1 times [2024-12-02 06:25:19,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:19,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020292626] [2024-12-02 06:25:19,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:19,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:19,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:19,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020292626] [2024-12-02 06:25:19,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020292626] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:19,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:19,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:19,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018339422] [2024-12-02 06:25:19,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:19,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:19,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:19,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:19,937 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:19,937 INFO L87 Difference]: Start difference. First operand 1108 states and 1438 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:21,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:21,255 INFO L93 Difference]: Finished difference Result 1648 states and 2129 transitions. [2024-12-02 06:25:21,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:21,255 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:21,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:21,256 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:21,256 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:21,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:21,257 INFO L435 NwaCegarLoop]: 931 mSDtfsCounter, 6279 mSDsluCounter, 2904 mSDsCounter, 0 mSdLazyCounter, 3044 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6279 SdHoareTripleChecker+Valid, 3835 SdHoareTripleChecker+Invalid, 3051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:21,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6279 Valid, 3835 Invalid, 3051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3044 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:25:21,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:21,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3317886932344765) internal successors, (1437), 1107 states have internal predecessors, (1437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:21,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1437 transitions. [2024-12-02 06:25:21,264 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1437 transitions. Word has length 116 [2024-12-02 06:25:21,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:21,264 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1437 transitions. [2024-12-02 06:25:21,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1437 transitions. [2024-12-02 06:25:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:21,265 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:21,265 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:21,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-12-02 06:25:21,265 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:21,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:21,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1650345474, now seen corresponding path program 1 times [2024-12-02 06:25:21,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:21,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204573972] [2024-12-02 06:25:21,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:21,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:21,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:21,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:21,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204573972] [2024-12-02 06:25:21,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204573972] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:21,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:21,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:21,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662398271] [2024-12-02 06:25:21,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:21,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:21,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:21,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:21,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:21,481 INFO L87 Difference]: Start difference. First operand 1108 states and 1437 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:22,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:22,836 INFO L93 Difference]: Finished difference Result 1646 states and 2125 transitions. [2024-12-02 06:25:22,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:22,836 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:22,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:22,837 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:22,837 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:22,838 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:22,838 INFO L435 NwaCegarLoop]: 932 mSDtfsCounter, 5827 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 3038 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5827 SdHoareTripleChecker+Valid, 3840 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:22,838 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5827 Valid, 3840 Invalid, 3045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3038 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:25:22,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:22,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:22,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3308619091751621) internal successors, (1436), 1107 states have internal predecessors, (1436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:22,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1436 transitions. [2024-12-02 06:25:22,844 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1436 transitions. Word has length 116 [2024-12-02 06:25:22,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:22,845 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1436 transitions. [2024-12-02 06:25:22,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1436 transitions. [2024-12-02 06:25:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:22,845 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:22,845 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:22,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-12-02 06:25:22,845 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:22,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:22,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1654269712, now seen corresponding path program 1 times [2024-12-02 06:25:22,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:22,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479986267] [2024-12-02 06:25:22,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:22,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:23,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:23,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479986267] [2024-12-02 06:25:23,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479986267] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:23,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:23,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:23,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886539169] [2024-12-02 06:25:23,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:23,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:23,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:23,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:23,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:23,076 INFO L87 Difference]: Start difference. First operand 1108 states and 1436 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:24,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:24,473 INFO L93 Difference]: Finished difference Result 1565 states and 2002 transitions. [2024-12-02 06:25:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:24,473 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:24,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:24,474 INFO L225 Difference]: With dead ends: 1565 [2024-12-02 06:25:24,474 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:24,474 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:24,475 INFO L435 NwaCegarLoop]: 933 mSDtfsCounter, 6894 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6894 SdHoareTripleChecker+Valid, 3844 SdHoareTripleChecker+Invalid, 3037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:24,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6894 Valid, 3844 Invalid, 3037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3030 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:24,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:24,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.329935125115848) internal successors, (1435), 1107 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1435 transitions. [2024-12-02 06:25:24,481 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1435 transitions. Word has length 116 [2024-12-02 06:25:24,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:24,481 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1435 transitions. [2024-12-02 06:25:24,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1435 transitions. [2024-12-02 06:25:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:24,482 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:24,482 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:24,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-12-02 06:25:24,482 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:24,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:24,482 INFO L85 PathProgramCache]: Analyzing trace with hash 257927390, now seen corresponding path program 1 times [2024-12-02 06:25:24,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:24,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028366216] [2024-12-02 06:25:24,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:24,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:24,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:24,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028366216] [2024-12-02 06:25:24,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028366216] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:24,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:24,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:24,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674570635] [2024-12-02 06:25:24,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:24,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:24,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:24,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:24,682 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:24,682 INFO L87 Difference]: Start difference. First operand 1108 states and 1435 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:26,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:26,108 INFO L93 Difference]: Finished difference Result 1665 states and 2140 transitions. [2024-12-02 06:25:26,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:26,108 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:26,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:26,109 INFO L225 Difference]: With dead ends: 1665 [2024-12-02 06:25:26,109 INFO L226 Difference]: Without dead ends: 1648 [2024-12-02 06:25:26,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:26,109 INFO L435 NwaCegarLoop]: 1050 mSDtfsCounter, 4883 mSDsluCounter, 3395 mSDsCounter, 0 mSdLazyCounter, 3316 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4883 SdHoareTripleChecker+Valid, 4445 SdHoareTripleChecker+Invalid, 3323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:26,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4883 Valid, 4445 Invalid, 3323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3316 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:26,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2024-12-02 06:25:26,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1108. [2024-12-02 06:25:26,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3290083410565339) internal successors, (1434), 1107 states have internal predecessors, (1434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:26,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1434 transitions. [2024-12-02 06:25:26,117 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1434 transitions. Word has length 116 [2024-12-02 06:25:26,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:26,117 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1434 transitions. [2024-12-02 06:25:26,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1434 transitions. [2024-12-02 06:25:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:26,118 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:26,118 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:26,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-12-02 06:25:26,118 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:26,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:26,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1144192638, now seen corresponding path program 1 times [2024-12-02 06:25:26,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:26,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772797018] [2024-12-02 06:25:26,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:26,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:26,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:26,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772797018] [2024-12-02 06:25:26,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772797018] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:26,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:26,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:26,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351879733] [2024-12-02 06:25:26,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:26,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:26,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:26,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:26,351 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:26,351 INFO L87 Difference]: Start difference. First operand 1108 states and 1434 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:27,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:27,742 INFO L93 Difference]: Finished difference Result 1648 states and 2124 transitions. [2024-12-02 06:25:27,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:27,743 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:27,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:27,744 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:27,744 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:27,744 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:27,744 INFO L435 NwaCegarLoop]: 945 mSDtfsCounter, 6831 mSDsluCounter, 2947 mSDsCounter, 0 mSdLazyCounter, 3046 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6831 SdHoareTripleChecker+Valid, 3892 SdHoareTripleChecker+Invalid, 3053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:27,744 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6831 Valid, 3892 Invalid, 3053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3046 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:27,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:27,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:27,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3280815569972197) internal successors, (1433), 1107 states have internal predecessors, (1433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:27,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1433 transitions. [2024-12-02 06:25:27,752 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1433 transitions. Word has length 116 [2024-12-02 06:25:27,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:27,752 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1433 transitions. [2024-12-02 06:25:27,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:27,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1433 transitions. [2024-12-02 06:25:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:27,752 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:27,752 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:27,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-12-02 06:25:27,753 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:27,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:27,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1885561009, now seen corresponding path program 1 times [2024-12-02 06:25:27,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:27,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770648018] [2024-12-02 06:25:27,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:27,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:27,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:27,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:27,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770648018] [2024-12-02 06:25:27,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770648018] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:27,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:27,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:27,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556248903] [2024-12-02 06:25:27,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:27,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:27,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:27,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:27,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:27,974 INFO L87 Difference]: Start difference. First operand 1108 states and 1433 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:29,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:29,385 INFO L93 Difference]: Finished difference Result 1565 states and 1999 transitions. [2024-12-02 06:25:29,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:29,385 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:29,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:29,386 INFO L225 Difference]: With dead ends: 1565 [2024-12-02 06:25:29,386 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:29,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:29,387 INFO L435 NwaCegarLoop]: 943 mSDtfsCounter, 6238 mSDsluCounter, 2940 mSDsCounter, 0 mSdLazyCounter, 3043 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6238 SdHoareTripleChecker+Valid, 3883 SdHoareTripleChecker+Invalid, 3050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:29,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6238 Valid, 3883 Invalid, 3050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3043 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:29,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:29,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3271547729379054) internal successors, (1432), 1107 states have internal predecessors, (1432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1432 transitions. [2024-12-02 06:25:29,394 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1432 transitions. Word has length 116 [2024-12-02 06:25:29,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:29,394 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1432 transitions. [2024-12-02 06:25:29,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1432 transitions. [2024-12-02 06:25:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:29,395 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:29,395 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:29,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-12-02 06:25:29,395 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:29,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:29,395 INFO L85 PathProgramCache]: Analyzing trace with hash 975324948, now seen corresponding path program 1 times [2024-12-02 06:25:29,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:29,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618098615] [2024-12-02 06:25:29,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:29,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:29,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:29,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618098615] [2024-12-02 06:25:29,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618098615] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:29,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:29,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:29,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956344057] [2024-12-02 06:25:29,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:29,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:29,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:29,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:29,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:29,658 INFO L87 Difference]: Start difference. First operand 1108 states and 1432 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:31,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:31,256 INFO L93 Difference]: Finished difference Result 1646 states and 2119 transitions. [2024-12-02 06:25:31,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:31,256 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:31,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:31,258 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:31,258 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:31,258 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:31,258 INFO L435 NwaCegarLoop]: 1000 mSDtfsCounter, 4819 mSDsluCounter, 3832 mSDsCounter, 0 mSdLazyCounter, 3697 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4819 SdHoareTripleChecker+Valid, 4832 SdHoareTripleChecker+Invalid, 3702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:31,258 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4819 Valid, 4832 Invalid, 3702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3697 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:25:31,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:31,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:25:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3262279888785913) internal successors, (1431), 1107 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:31,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1431 transitions. [2024-12-02 06:25:31,264 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1431 transitions. Word has length 116 [2024-12-02 06:25:31,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:31,265 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1431 transitions. [2024-12-02 06:25:31,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1431 transitions. [2024-12-02 06:25:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:31,265 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:31,265 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:31,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-12-02 06:25:31,266 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:31,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:31,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1723135778, now seen corresponding path program 1 times [2024-12-02 06:25:31,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:31,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310556482] [2024-12-02 06:25:31,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:31,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:31,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:31,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310556482] [2024-12-02 06:25:31,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310556482] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:31,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:31,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:25:31,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281143762] [2024-12-02 06:25:31,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:31,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:25:31,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:31,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:25:31,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:25:31,614 INFO L87 Difference]: Start difference. First operand 1108 states and 1431 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:33,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:33,816 INFO L93 Difference]: Finished difference Result 1852 states and 2414 transitions. [2024-12-02 06:25:33,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:25:33,816 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:33,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:33,818 INFO L225 Difference]: With dead ends: 1852 [2024-12-02 06:25:33,818 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:25:33,818 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:25:33,818 INFO L435 NwaCegarLoop]: 939 mSDtfsCounter, 9442 mSDsluCounter, 3634 mSDsCounter, 0 mSdLazyCounter, 3756 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9442 SdHoareTripleChecker+Valid, 4573 SdHoareTripleChecker+Invalid, 4090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 3756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:33,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9442 Valid, 4573 Invalid, 4090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 3756 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 06:25:33,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:25:33,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1112. [2024-12-02 06:25:33,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1083 states have (on average 1.3250230840258541) internal successors, (1435), 1111 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1435 transitions. [2024-12-02 06:25:33,826 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1435 transitions. Word has length 116 [2024-12-02 06:25:33,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:33,826 INFO L471 AbstractCegarLoop]: Abstraction has 1112 states and 1435 transitions. [2024-12-02 06:25:33,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:33,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1435 transitions. [2024-12-02 06:25:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:33,827 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:33,827 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:33,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-12-02 06:25:33,827 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:33,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:33,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1923137442, now seen corresponding path program 1 times [2024-12-02 06:25:33,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:33,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825317430] [2024-12-02 06:25:33,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:33,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:34,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:34,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825317430] [2024-12-02 06:25:34,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825317430] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:34,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:34,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:34,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300165469] [2024-12-02 06:25:34,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:34,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:34,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:34,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:34,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:34,065 INFO L87 Difference]: Start difference. First operand 1112 states and 1435 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:35,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:35,605 INFO L93 Difference]: Finished difference Result 1648 states and 2119 transitions. [2024-12-02 06:25:35,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:35,605 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:35,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:35,606 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:35,606 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:35,607 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:35,607 INFO L435 NwaCegarLoop]: 944 mSDtfsCounter, 6825 mSDsluCounter, 2944 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6825 SdHoareTripleChecker+Valid, 3888 SdHoareTripleChecker+Invalid, 3027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:35,607 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6825 Valid, 3888 Invalid, 3027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:35,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:35,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1112. [2024-12-02 06:25:35,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1083 states have (on average 1.3240997229916898) internal successors, (1434), 1111 states have internal predecessors, (1434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:35,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1434 transitions. [2024-12-02 06:25:35,617 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1434 transitions. Word has length 116 [2024-12-02 06:25:35,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:35,617 INFO L471 AbstractCegarLoop]: Abstraction has 1112 states and 1434 transitions. [2024-12-02 06:25:35,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:35,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1434 transitions. [2024-12-02 06:25:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:35,618 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:35,618 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:35,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-12-02 06:25:35,618 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:35,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:35,619 INFO L85 PathProgramCache]: Analyzing trace with hash -696796177, now seen corresponding path program 1 times [2024-12-02 06:25:35,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:35,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026980888] [2024-12-02 06:25:35,619 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:35,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:35,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:35,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026980888] [2024-12-02 06:25:35,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026980888] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:35,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:35,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:35,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757484148] [2024-12-02 06:25:35,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:35,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:35,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:35,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:35,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:35,827 INFO L87 Difference]: Start difference. First operand 1112 states and 1434 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:37,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:37,369 INFO L93 Difference]: Finished difference Result 1750 states and 2258 transitions. [2024-12-02 06:25:37,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:37,369 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:37,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:37,370 INFO L225 Difference]: With dead ends: 1750 [2024-12-02 06:25:37,370 INFO L226 Difference]: Without dead ends: 1652 [2024-12-02 06:25:37,370 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:37,371 INFO L435 NwaCegarLoop]: 1113 mSDtfsCounter, 4650 mSDsluCounter, 3582 mSDsCounter, 0 mSdLazyCounter, 3475 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4650 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 3481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:37,371 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4650 Valid, 4695 Invalid, 3481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3475 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:37,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1652 states. [2024-12-02 06:25:37,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1652 to 1112. [2024-12-02 06:25:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1083 states have (on average 1.3231763619575254) internal successors, (1433), 1111 states have internal predecessors, (1433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1433 transitions. [2024-12-02 06:25:37,378 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1433 transitions. Word has length 116 [2024-12-02 06:25:37,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:37,378 INFO L471 AbstractCegarLoop]: Abstraction has 1112 states and 1433 transitions. [2024-12-02 06:25:37,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1433 transitions. [2024-12-02 06:25:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:37,378 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:37,378 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:37,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-12-02 06:25:37,379 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:37,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:37,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1851374526, now seen corresponding path program 1 times [2024-12-02 06:25:37,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:37,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600465165] [2024-12-02 06:25:37,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:37,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:37,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:37,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600465165] [2024-12-02 06:25:37,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600465165] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:37,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:37,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:37,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931870169] [2024-12-02 06:25:37,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:37,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:37,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:37,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:37,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:37,603 INFO L87 Difference]: Start difference. First operand 1112 states and 1433 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:38,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:38,960 INFO L93 Difference]: Finished difference Result 1648 states and 2117 transitions. [2024-12-02 06:25:38,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:38,960 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:38,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:38,962 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:38,962 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:38,962 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:38,963 INFO L435 NwaCegarLoop]: 950 mSDtfsCounter, 6210 mSDsluCounter, 2961 mSDsCounter, 0 mSdLazyCounter, 3033 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6210 SdHoareTripleChecker+Valid, 3911 SdHoareTripleChecker+Invalid, 3040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:38,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6210 Valid, 3911 Invalid, 3040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3033 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:25:38,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:38,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1112. [2024-12-02 06:25:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1083 states have (on average 1.322253000923361) internal successors, (1432), 1111 states have internal predecessors, (1432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1432 transitions. [2024-12-02 06:25:38,969 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1432 transitions. Word has length 116 [2024-12-02 06:25:38,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:38,969 INFO L471 AbstractCegarLoop]: Abstraction has 1112 states and 1432 transitions. [2024-12-02 06:25:38,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1432 transitions. [2024-12-02 06:25:38,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:38,970 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:38,970 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:38,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-12-02 06:25:38,970 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:38,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:38,970 INFO L85 PathProgramCache]: Analyzing trace with hash -2140742563, now seen corresponding path program 1 times [2024-12-02 06:25:38,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:38,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863240848] [2024-12-02 06:25:38,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:38,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:39,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:39,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:39,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863240848] [2024-12-02 06:25:39,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863240848] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:39,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:39,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:39,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655652254] [2024-12-02 06:25:39,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:39,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:39,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:39,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:39,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:39,193 INFO L87 Difference]: Start difference. First operand 1112 states and 1432 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:40,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:40,793 INFO L93 Difference]: Finished difference Result 1646 states and 2113 transitions. [2024-12-02 06:25:40,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:40,793 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:40,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:40,794 INFO L225 Difference]: With dead ends: 1646 [2024-12-02 06:25:40,794 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:40,795 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:40,795 INFO L435 NwaCegarLoop]: 1014 mSDtfsCounter, 6421 mSDsluCounter, 3155 mSDsCounter, 0 mSdLazyCounter, 3220 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6421 SdHoareTripleChecker+Valid, 4169 SdHoareTripleChecker+Invalid, 3226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:40,795 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6421 Valid, 4169 Invalid, 3226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3220 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:40,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:40,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1112. [2024-12-02 06:25:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1083 states have (on average 1.3213296398891967) internal successors, (1431), 1111 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:40,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1431 transitions. [2024-12-02 06:25:40,802 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1431 transitions. Word has length 116 [2024-12-02 06:25:40,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:40,802 INFO L471 AbstractCegarLoop]: Abstraction has 1112 states and 1431 transitions. [2024-12-02 06:25:40,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:40,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1431 transitions. [2024-12-02 06:25:40,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:40,803 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:40,803 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:40,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-12-02 06:25:40,803 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:40,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:40,804 INFO L85 PathProgramCache]: Analyzing trace with hash -486285264, now seen corresponding path program 1 times [2024-12-02 06:25:40,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:40,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909234997] [2024-12-02 06:25:40,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:40,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:41,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:41,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:41,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909234997] [2024-12-02 06:25:41,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909234997] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:41,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:41,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:25:41,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825806113] [2024-12-02 06:25:41,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:41,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:25:41,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:41,154 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:25:41,154 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:25:41,154 INFO L87 Difference]: Start difference. First operand 1112 states and 1431 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:43,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:43,336 INFO L93 Difference]: Finished difference Result 1850 states and 2406 transitions. [2024-12-02 06:25:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:25:43,337 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:43,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:43,338 INFO L225 Difference]: With dead ends: 1850 [2024-12-02 06:25:43,338 INFO L226 Difference]: Without dead ends: 1764 [2024-12-02 06:25:43,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:25:43,338 INFO L435 NwaCegarLoop]: 945 mSDtfsCounter, 9331 mSDsluCounter, 4069 mSDsCounter, 0 mSdLazyCounter, 3988 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9331 SdHoareTripleChecker+Valid, 5014 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:43,339 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9331 Valid, 5014 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3988 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 06:25:43,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2024-12-02 06:25:43,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1116. [2024-12-02 06:25:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3201471941122356) internal successors, (1435), 1115 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1435 transitions. [2024-12-02 06:25:43,345 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1435 transitions. Word has length 116 [2024-12-02 06:25:43,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:43,345 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1435 transitions. [2024-12-02 06:25:43,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1435 transitions. [2024-12-02 06:25:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:43,346 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:43,346 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:43,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-12-02 06:25:43,346 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:43,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:43,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1410053005, now seen corresponding path program 1 times [2024-12-02 06:25:43,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:43,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404339962] [2024-12-02 06:25:43,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:43,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:43,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:43,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:43,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404339962] [2024-12-02 06:25:43,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404339962] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:43,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:43,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:43,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091062722] [2024-12-02 06:25:43,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:43,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:43,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:43,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:43,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:43,538 INFO L87 Difference]: Start difference. First operand 1116 states and 1435 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:45,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:45,092 INFO L93 Difference]: Finished difference Result 1651 states and 2116 transitions. [2024-12-02 06:25:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:45,092 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:45,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:45,093 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:25:45,093 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:45,094 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:45,094 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 3519 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 3014 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3519 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 3020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:45,094 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3519 Valid, 3920 Invalid, 3020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3014 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:45,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:45,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:25:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3192272309107635) internal successors, (1434), 1115 states have internal predecessors, (1434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1434 transitions. [2024-12-02 06:25:45,107 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1434 transitions. Word has length 116 [2024-12-02 06:25:45,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:45,108 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1434 transitions. [2024-12-02 06:25:45,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1434 transitions. [2024-12-02 06:25:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:45,108 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:45,108 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:45,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-12-02 06:25:45,108 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:45,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:45,109 INFO L85 PathProgramCache]: Analyzing trace with hash 502144097, now seen corresponding path program 1 times [2024-12-02 06:25:45,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:45,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093542864] [2024-12-02 06:25:45,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:45,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:45,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:45,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093542864] [2024-12-02 06:25:45,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093542864] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:45,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:45,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:45,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091159562] [2024-12-02 06:25:45,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:45,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:45,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:45,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:45,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:45,344 INFO L87 Difference]: Start difference. First operand 1116 states and 1434 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:46,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:46,840 INFO L93 Difference]: Finished difference Result 1759 states and 2261 transitions. [2024-12-02 06:25:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:46,840 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:46,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:46,841 INFO L225 Difference]: With dead ends: 1759 [2024-12-02 06:25:46,841 INFO L226 Difference]: Without dead ends: 1656 [2024-12-02 06:25:46,842 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:46,842 INFO L435 NwaCegarLoop]: 1053 mSDtfsCounter, 6001 mSDsluCounter, 4220 mSDsCounter, 0 mSdLazyCounter, 3805 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6001 SdHoareTripleChecker+Valid, 5273 SdHoareTripleChecker+Invalid, 3812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:46,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6001 Valid, 5273 Invalid, 3812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3805 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:46,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2024-12-02 06:25:46,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1116. [2024-12-02 06:25:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3183072677092915) internal successors, (1433), 1115 states have internal predecessors, (1433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1433 transitions. [2024-12-02 06:25:46,852 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1433 transitions. Word has length 116 [2024-12-02 06:25:46,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:46,852 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1433 transitions. [2024-12-02 06:25:46,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1433 transitions. [2024-12-02 06:25:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:46,853 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:46,853 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:46,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-12-02 06:25:46,853 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:46,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:46,853 INFO L85 PathProgramCache]: Analyzing trace with hash 882527643, now seen corresponding path program 1 times [2024-12-02 06:25:46,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:46,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728156513] [2024-12-02 06:25:46,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:46,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:47,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:47,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728156513] [2024-12-02 06:25:47,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728156513] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:47,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:47,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:47,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869060775] [2024-12-02 06:25:47,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:47,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:47,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:47,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:47,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:47,061 INFO L87 Difference]: Start difference. First operand 1116 states and 1433 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:48,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:48,720 INFO L93 Difference]: Finished difference Result 1818 states and 2340 transitions. [2024-12-02 06:25:48,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:48,720 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:48,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:48,722 INFO L225 Difference]: With dead ends: 1818 [2024-12-02 06:25:48,722 INFO L226 Difference]: Without dead ends: 1692 [2024-12-02 06:25:48,722 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:48,722 INFO L435 NwaCegarLoop]: 1161 mSDtfsCounter, 4431 mSDsluCounter, 4648 mSDsCounter, 0 mSdLazyCounter, 4088 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4431 SdHoareTripleChecker+Valid, 5809 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:48,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4431 Valid, 5809 Invalid, 4094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 4088 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:25:48,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2024-12-02 06:25:48,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1116. [2024-12-02 06:25:48,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3173873045078197) internal successors, (1432), 1115 states have internal predecessors, (1432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:48,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1432 transitions. [2024-12-02 06:25:48,731 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1432 transitions. Word has length 116 [2024-12-02 06:25:48,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:48,732 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1432 transitions. [2024-12-02 06:25:48,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:48,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1432 transitions. [2024-12-02 06:25:48,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:48,732 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:48,732 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:48,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-12-02 06:25:48,733 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:48,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:48,733 INFO L85 PathProgramCache]: Analyzing trace with hash -905114878, now seen corresponding path program 1 times [2024-12-02 06:25:48,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:48,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135298034] [2024-12-02 06:25:48,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:48,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:49,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:49,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:49,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135298034] [2024-12-02 06:25:49,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135298034] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:49,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:49,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:49,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378339054] [2024-12-02 06:25:49,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:49,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:49,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:49,009 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:49,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:49,009 INFO L87 Difference]: Start difference. First operand 1116 states and 1432 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:50,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:50,680 INFO L93 Difference]: Finished difference Result 1648 states and 2110 transitions. [2024-12-02 06:25:50,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:50,680 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:50,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:50,681 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:50,681 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:50,682 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:50,682 INFO L435 NwaCegarLoop]: 1020 mSDtfsCounter, 4759 mSDsluCounter, 3892 mSDsCounter, 0 mSdLazyCounter, 3685 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4759 SdHoareTripleChecker+Valid, 4912 SdHoareTripleChecker+Invalid, 3690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:50,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4759 Valid, 4912 Invalid, 3690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3685 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 06:25:50,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:50,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:25:50,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3164673413063477) internal successors, (1431), 1115 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1431 transitions. [2024-12-02 06:25:50,697 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1431 transitions. Word has length 116 [2024-12-02 06:25:50,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:50,697 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1431 transitions. [2024-12-02 06:25:50,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1431 transitions. [2024-12-02 06:25:50,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:50,698 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:50,698 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:50,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-12-02 06:25:50,698 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:50,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:50,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2123895012, now seen corresponding path program 1 times [2024-12-02 06:25:50,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:50,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65338767] [2024-12-02 06:25:50,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:50,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:50,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:50,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65338767] [2024-12-02 06:25:50,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65338767] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:50,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:50,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:50,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324102142] [2024-12-02 06:25:50,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:50,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:50,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:50,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:50,908 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:50,908 INFO L87 Difference]: Start difference. First operand 1116 states and 1431 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:52,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:52,281 INFO L93 Difference]: Finished difference Result 1651 states and 2112 transitions. [2024-12-02 06:25:52,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:52,282 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:52,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:52,282 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:25:52,282 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:52,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:52,283 INFO L435 NwaCegarLoop]: 966 mSDtfsCounter, 3485 mSDsluCounter, 3007 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3485 SdHoareTripleChecker+Valid, 3973 SdHoareTripleChecker+Invalid, 3036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:52,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3485 Valid, 3973 Invalid, 3036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3030 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:25:52,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:52,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:25:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3155473781048759) internal successors, (1430), 1115 states have internal predecessors, (1430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1430 transitions. [2024-12-02 06:25:52,289 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1430 transitions. Word has length 116 [2024-12-02 06:25:52,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:52,289 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1430 transitions. [2024-12-02 06:25:52,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1430 transitions. [2024-12-02 06:25:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:52,290 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:52,290 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:52,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-12-02 06:25:52,290 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:52,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:52,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1415935709, now seen corresponding path program 1 times [2024-12-02 06:25:52,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:52,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046880443] [2024-12-02 06:25:52,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:52,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:52,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:52,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046880443] [2024-12-02 06:25:52,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046880443] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:52,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:52,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:52,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208043275] [2024-12-02 06:25:52,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:52,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:52,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:52,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:52,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:52,503 INFO L87 Difference]: Start difference. First operand 1116 states and 1430 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:53,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:53,931 INFO L93 Difference]: Finished difference Result 1651 states and 2110 transitions. [2024-12-02 06:25:53,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:53,931 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:53,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:53,932 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:25:53,932 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:53,932 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:53,933 INFO L435 NwaCegarLoop]: 969 mSDtfsCounter, 6675 mSDsluCounter, 3019 mSDsCounter, 0 mSdLazyCounter, 3014 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6675 SdHoareTripleChecker+Valid, 3988 SdHoareTripleChecker+Invalid, 3021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:53,933 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6675 Valid, 3988 Invalid, 3021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3014 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:53,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:53,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:25:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3146274149034038) internal successors, (1429), 1115 states have internal predecessors, (1429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1429 transitions. [2024-12-02 06:25:53,939 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1429 transitions. Word has length 116 [2024-12-02 06:25:53,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:53,939 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1429 transitions. [2024-12-02 06:25:53,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1429 transitions. [2024-12-02 06:25:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:53,940 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:53,940 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:53,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-12-02 06:25:53,940 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:53,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:53,940 INFO L85 PathProgramCache]: Analyzing trace with hash 496261393, now seen corresponding path program 1 times [2024-12-02 06:25:53,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:53,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678910254] [2024-12-02 06:25:53,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:53,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:54,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:54,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678910254] [2024-12-02 06:25:54,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678910254] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:54,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:54,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:54,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937328023] [2024-12-02 06:25:54,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:54,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:54,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:54,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:54,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:54,141 INFO L87 Difference]: Start difference. First operand 1116 states and 1429 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:55,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:55,657 INFO L93 Difference]: Finished difference Result 1759 states and 2255 transitions. [2024-12-02 06:25:55,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:55,657 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:55,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:55,659 INFO L225 Difference]: With dead ends: 1759 [2024-12-02 06:25:55,659 INFO L226 Difference]: Without dead ends: 1656 [2024-12-02 06:25:55,660 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:55,660 INFO L435 NwaCegarLoop]: 1081 mSDtfsCounter, 4745 mSDsluCounter, 3488 mSDsCounter, 0 mSdLazyCounter, 3294 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4745 SdHoareTripleChecker+Valid, 4569 SdHoareTripleChecker+Invalid, 3301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:55,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4745 Valid, 4569 Invalid, 3301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3294 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:55,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2024-12-02 06:25:55,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1116. [2024-12-02 06:25:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3137074517019318) internal successors, (1428), 1115 states have internal predecessors, (1428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1428 transitions. [2024-12-02 06:25:55,673 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1428 transitions. Word has length 116 [2024-12-02 06:25:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:55,673 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1428 transitions. [2024-12-02 06:25:55,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1428 transitions. [2024-12-02 06:25:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:55,674 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:55,674 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:55,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-12-02 06:25:55,674 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:55,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:55,675 INFO L85 PathProgramCache]: Analyzing trace with hash 13883566, now seen corresponding path program 1 times [2024-12-02 06:25:55,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:55,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015694111] [2024-12-02 06:25:55,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:55,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:55,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:55,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015694111] [2024-12-02 06:25:55,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015694111] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:55,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:55,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:55,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940151940] [2024-12-02 06:25:55,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:55,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:55,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:55,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:55,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:55,895 INFO L87 Difference]: Start difference. First operand 1116 states and 1428 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:57,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:57,304 INFO L93 Difference]: Finished difference Result 1648 states and 2105 transitions. [2024-12-02 06:25:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:25:57,304 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:57,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:57,305 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:57,305 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:57,306 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:25:57,306 INFO L435 NwaCegarLoop]: 973 mSDtfsCounter, 6549 mSDsluCounter, 3027 mSDsCounter, 0 mSdLazyCounter, 3046 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6549 SdHoareTripleChecker+Valid, 4000 SdHoareTripleChecker+Invalid, 3053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:57,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6549 Valid, 4000 Invalid, 3053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3046 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:25:57,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:57,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:25:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.31278748850046) internal successors, (1427), 1115 states have internal predecessors, (1427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1427 transitions. [2024-12-02 06:25:57,313 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1427 transitions. Word has length 116 [2024-12-02 06:25:57,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:57,313 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1427 transitions. [2024-12-02 06:25:57,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1427 transitions. [2024-12-02 06:25:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:57,314 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:57,314 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:57,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-12-02 06:25:57,314 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:57,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:57,315 INFO L85 PathProgramCache]: Analyzing trace with hash -634810510, now seen corresponding path program 1 times [2024-12-02 06:25:57,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:57,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670749506] [2024-12-02 06:25:57,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:57,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:57,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:57,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670749506] [2024-12-02 06:25:57,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670749506] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:57,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:57,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:57,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867761247] [2024-12-02 06:25:57,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:57,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:57,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:57,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:57,558 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:57,558 INFO L87 Difference]: Start difference. First operand 1116 states and 1427 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:59,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:59,025 INFO L93 Difference]: Finished difference Result 1648 states and 2103 transitions. [2024-12-02 06:25:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:25:59,025 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:25:59,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:59,026 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:25:59,026 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:25:59,026 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:25:59,026 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 4829 mSDsluCounter, 3405 mSDsCounter, 0 mSdLazyCounter, 3259 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4829 SdHoareTripleChecker+Valid, 4383 SdHoareTripleChecker+Invalid, 3265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:59,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4829 Valid, 4383 Invalid, 3265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3259 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:25:59,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:25:59,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:25:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.311867525298988) internal successors, (1426), 1115 states have internal predecessors, (1426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:59,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1426 transitions. [2024-12-02 06:25:59,033 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1426 transitions. Word has length 116 [2024-12-02 06:25:59,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:59,033 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1426 transitions. [2024-12-02 06:25:59,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:25:59,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1426 transitions. [2024-12-02 06:25:59,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:25:59,034 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:59,034 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:59,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-12-02 06:25:59,034 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:25:59,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:59,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1039525088, now seen corresponding path program 1 times [2024-12-02 06:25:59,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:59,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398735593] [2024-12-02 06:25:59,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:59,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:25:59,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:59,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398735593] [2024-12-02 06:25:59,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398735593] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:59,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:59,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:25:59,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147877025] [2024-12-02 06:25:59,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:59,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:25:59,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:59,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:25:59,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:25:59,260 INFO L87 Difference]: Start difference. First operand 1116 states and 1426 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:00,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:00,684 INFO L93 Difference]: Finished difference Result 1754 states and 2245 transitions. [2024-12-02 06:26:00,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:00,684 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:26:00,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:00,685 INFO L225 Difference]: With dead ends: 1754 [2024-12-02 06:26:00,685 INFO L226 Difference]: Without dead ends: 1656 [2024-12-02 06:26:00,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:00,686 INFO L435 NwaCegarLoop]: 1082 mSDtfsCounter, 5872 mSDsluCounter, 3493 mSDsCounter, 0 mSdLazyCounter, 3266 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5872 SdHoareTripleChecker+Valid, 4575 SdHoareTripleChecker+Invalid, 3273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:00,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5872 Valid, 4575 Invalid, 3273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3266 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:26:00,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2024-12-02 06:26:00,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1116. [2024-12-02 06:26:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3109475620975162) internal successors, (1425), 1115 states have internal predecessors, (1425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:00,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1425 transitions. [2024-12-02 06:26:00,693 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1425 transitions. Word has length 116 [2024-12-02 06:26:00,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:00,693 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1425 transitions. [2024-12-02 06:26:00,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1425 transitions. [2024-12-02 06:26:00,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:26:00,694 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:00,694 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:00,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-12-02 06:26:00,694 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:00,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:00,694 INFO L85 PathProgramCache]: Analyzing trace with hash 2101398281, now seen corresponding path program 1 times [2024-12-02 06:26:00,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:00,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203297008] [2024-12-02 06:26:00,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:00,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:00,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:00,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203297008] [2024-12-02 06:26:00,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203297008] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:00,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:00,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:00,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38633552] [2024-12-02 06:26:00,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:00,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:00,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:00,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:00,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:00,921 INFO L87 Difference]: Start difference. First operand 1116 states and 1425 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:02,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:02,305 INFO L93 Difference]: Finished difference Result 1648 states and 2101 transitions. [2024-12-02 06:26:02,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:02,306 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:26:02,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:02,307 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:26:02,307 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:02,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:02,307 INFO L435 NwaCegarLoop]: 1033 mSDtfsCounter, 6261 mSDsluCounter, 3212 mSDsCounter, 0 mSdLazyCounter, 3230 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6261 SdHoareTripleChecker+Valid, 4245 SdHoareTripleChecker+Invalid, 3236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:02,307 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6261 Valid, 4245 Invalid, 3236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3230 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:26:02,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:02,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:26:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3100275988960441) internal successors, (1424), 1115 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1424 transitions. [2024-12-02 06:26:02,314 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1424 transitions. Word has length 116 [2024-12-02 06:26:02,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:02,314 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1424 transitions. [2024-12-02 06:26:02,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1424 transitions. [2024-12-02 06:26:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:26:02,314 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:02,314 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:02,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-12-02 06:26:02,314 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:02,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:02,315 INFO L85 PathProgramCache]: Analyzing trace with hash 835704020, now seen corresponding path program 1 times [2024-12-02 06:26:02,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:02,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748609524] [2024-12-02 06:26:02,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:02,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:02,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:02,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748609524] [2024-12-02 06:26:02,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748609524] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:02,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:02,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:02,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068513954] [2024-12-02 06:26:02,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:02,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:02,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:02,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:02,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:02,519 INFO L87 Difference]: Start difference. First operand 1116 states and 1424 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:04,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:04,045 INFO L93 Difference]: Finished difference Result 1651 states and 2103 transitions. [2024-12-02 06:26:04,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:04,045 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:26:04,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:04,046 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:26:04,047 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:04,047 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:04,047 INFO L435 NwaCegarLoop]: 1031 mSDtfsCounter, 4783 mSDsluCounter, 3203 mSDsCounter, 0 mSdLazyCounter, 3229 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4783 SdHoareTripleChecker+Valid, 4234 SdHoareTripleChecker+Invalid, 3235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:04,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4783 Valid, 4234 Invalid, 3235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3229 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:26:04,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:04,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1116. [2024-12-02 06:26:04,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3091076356945721) internal successors, (1423), 1115 states have internal predecessors, (1423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1423 transitions. [2024-12-02 06:26:04,054 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1423 transitions. Word has length 116 [2024-12-02 06:26:04,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:04,054 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1423 transitions. [2024-12-02 06:26:04,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1423 transitions. [2024-12-02 06:26:04,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-02 06:26:04,055 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:04,055 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:04,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-12-02 06:26:04,055 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:04,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:04,055 INFO L85 PathProgramCache]: Analyzing trace with hash -975562647, now seen corresponding path program 1 times [2024-12-02 06:26:04,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:04,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097176792] [2024-12-02 06:26:04,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:04,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:04,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:04,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097176792] [2024-12-02 06:26:04,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097176792] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:04,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:04,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:04,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007430830] [2024-12-02 06:26:04,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:04,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:04,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:04,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:04,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:04,261 INFO L87 Difference]: Start difference. First operand 1116 states and 1423 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:05,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:05,972 INFO L93 Difference]: Finished difference Result 1812 states and 2320 transitions. [2024-12-02 06:26:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:05,972 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2024-12-02 06:26:05,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:05,973 INFO L225 Difference]: With dead ends: 1812 [2024-12-02 06:26:05,973 INFO L226 Difference]: Without dead ends: 1692 [2024-12-02 06:26:05,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:05,974 INFO L435 NwaCegarLoop]: 1165 mSDtfsCounter, 4398 mSDsluCounter, 4660 mSDsCounter, 0 mSdLazyCounter, 4027 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4398 SdHoareTripleChecker+Valid, 5825 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 4027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:05,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4398 Valid, 5825 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 4027 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:26:05,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2024-12-02 06:26:05,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1116. [2024-12-02 06:26:05,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 1087 states have (on average 1.3081876724931003) internal successors, (1422), 1115 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:05,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1422 transitions. [2024-12-02 06:26:05,980 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1422 transitions. Word has length 116 [2024-12-02 06:26:05,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:05,980 INFO L471 AbstractCegarLoop]: Abstraction has 1116 states and 1422 transitions. [2024-12-02 06:26:05,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1422 transitions. [2024-12-02 06:26:05,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:05,980 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:05,980 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:05,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-12-02 06:26:05,981 INFO L396 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:05,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:05,981 INFO L85 PathProgramCache]: Analyzing trace with hash -921411320, now seen corresponding path program 1 times [2024-12-02 06:26:05,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:05,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759679992] [2024-12-02 06:26:05,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:05,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:06,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:06,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759679992] [2024-12-02 06:26:06,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759679992] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:06,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:06,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:06,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110091777] [2024-12-02 06:26:06,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:06,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:06,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:06,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:06,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:06,175 INFO L87 Difference]: Start difference. First operand 1116 states and 1422 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:07,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:07,698 INFO L93 Difference]: Finished difference Result 1651 states and 2100 transitions. [2024-12-02 06:26:07,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:07,698 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:07,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:07,699 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:26:07,699 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:07,700 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:07,700 INFO L435 NwaCegarLoop]: 988 mSDtfsCounter, 4968 mSDsluCounter, 3073 mSDsCounter, 0 mSdLazyCounter, 3033 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4968 SdHoareTripleChecker+Valid, 4061 SdHoareTripleChecker+Invalid, 3040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:07,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4968 Valid, 4061 Invalid, 3040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3033 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:26:07,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:07,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1112. [2024-12-02 06:26:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1083 states have (on average 1.3084025854108956) internal successors, (1417), 1111 states have internal predecessors, (1417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1417 transitions. [2024-12-02 06:26:07,708 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1417 transitions. Word has length 117 [2024-12-02 06:26:07,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:07,708 INFO L471 AbstractCegarLoop]: Abstraction has 1112 states and 1417 transitions. [2024-12-02 06:26:07,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1417 transitions. [2024-12-02 06:26:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:07,709 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:07,709 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:07,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-12-02 06:26:07,709 INFO L396 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:07,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:07,709 INFO L85 PathProgramCache]: Analyzing trace with hash -693599533, now seen corresponding path program 1 times [2024-12-02 06:26:07,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:07,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271253800] [2024-12-02 06:26:07,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:07,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:07,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:07,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271253800] [2024-12-02 06:26:07,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271253800] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:07,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:07,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:07,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131080789] [2024-12-02 06:26:07,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:07,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:07,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:07,946 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:07,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:07,946 INFO L87 Difference]: Start difference. First operand 1112 states and 1417 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:09,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:09,318 INFO L93 Difference]: Finished difference Result 1648 states and 2096 transitions. [2024-12-02 06:26:09,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:09,318 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:09,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:09,319 INFO L225 Difference]: With dead ends: 1648 [2024-12-02 06:26:09,319 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:09,319 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:09,320 INFO L435 NwaCegarLoop]: 987 mSDtfsCounter, 4962 mSDsluCounter, 3069 mSDsCounter, 0 mSdLazyCounter, 3042 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4962 SdHoareTripleChecker+Valid, 4056 SdHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:09,320 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4962 Valid, 4056 Invalid, 3049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3042 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:26:09,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:09,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1108. [2024-12-02 06:26:09,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1079 states have (on average 1.3086190917516218) internal successors, (1412), 1107 states have internal predecessors, (1412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:09,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1412 transitions. [2024-12-02 06:26:09,326 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1412 transitions. Word has length 117 [2024-12-02 06:26:09,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:09,326 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1412 transitions. [2024-12-02 06:26:09,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:09,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1412 transitions. [2024-12-02 06:26:09,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:09,327 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:09,327 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:09,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-12-02 06:26:09,327 INFO L396 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:09,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:09,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1393591055, now seen corresponding path program 1 times [2024-12-02 06:26:09,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:09,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130214035] [2024-12-02 06:26:09,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:09,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:09,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:09,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:09,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130214035] [2024-12-02 06:26:09,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130214035] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:09,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:09,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:09,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376206179] [2024-12-02 06:26:09,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:09,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:09,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:09,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:09,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:09,547 INFO L87 Difference]: Start difference. First operand 1108 states and 1412 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:10,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:10,968 INFO L93 Difference]: Finished difference Result 1651 states and 2098 transitions. [2024-12-02 06:26:10,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:10,969 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:10,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:10,970 INFO L225 Difference]: With dead ends: 1651 [2024-12-02 06:26:10,970 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:10,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:10,970 INFO L435 NwaCegarLoop]: 993 mSDtfsCounter, 6506 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 3033 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6506 SdHoareTripleChecker+Valid, 4081 SdHoareTripleChecker+Invalid, 3040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:10,970 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6506 Valid, 4081 Invalid, 3040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3033 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:26:10,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:10,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1104. [2024-12-02 06:26:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.3088372093023255) internal successors, (1407), 1103 states have internal predecessors, (1407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1407 transitions. [2024-12-02 06:26:10,977 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1407 transitions. Word has length 117 [2024-12-02 06:26:10,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:10,977 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1407 transitions. [2024-12-02 06:26:10,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1407 transitions. [2024-12-02 06:26:10,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:10,977 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:10,978 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:10,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-12-02 06:26:10,978 INFO L396 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:10,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:10,978 INFO L85 PathProgramCache]: Analyzing trace with hash 2044614931, now seen corresponding path program 1 times [2024-12-02 06:26:10,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:10,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090140423] [2024-12-02 06:26:10,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:10,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:11,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:11,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:11,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090140423] [2024-12-02 06:26:11,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090140423] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:11,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:11,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:11,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881918] [2024-12-02 06:26:11,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:11,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:11,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:11,196 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:11,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:11,197 INFO L87 Difference]: Start difference. First operand 1104 states and 1407 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:12,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:12,732 INFO L93 Difference]: Finished difference Result 1647 states and 2093 transitions. [2024-12-02 06:26:12,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:12,733 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:12,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:12,734 INFO L225 Difference]: With dead ends: 1647 [2024-12-02 06:26:12,734 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:12,734 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:12,735 INFO L435 NwaCegarLoop]: 995 mSDtfsCounter, 6506 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 3021 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6506 SdHoareTripleChecker+Valid, 4092 SdHoareTripleChecker+Invalid, 3028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:12,735 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6506 Valid, 4092 Invalid, 3028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3021 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:26:12,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:12,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1104. [2024-12-02 06:26:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1075 states have (on average 1.307906976744186) internal successors, (1406), 1103 states have internal predecessors, (1406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1406 transitions. [2024-12-02 06:26:12,743 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1406 transitions. Word has length 117 [2024-12-02 06:26:12,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:12,743 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1406 transitions. [2024-12-02 06:26:12,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1406 transitions. [2024-12-02 06:26:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:12,744 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:12,744 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:12,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-12-02 06:26:12,744 INFO L396 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:12,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:12,744 INFO L85 PathProgramCache]: Analyzing trace with hash 939317601, now seen corresponding path program 1 times [2024-12-02 06:26:12,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:12,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192630728] [2024-12-02 06:26:12,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:12,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:12,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:12,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:12,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192630728] [2024-12-02 06:26:12,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192630728] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:12,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:12,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:12,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264315395] [2024-12-02 06:26:12,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:13,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:13,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:13,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:13,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:13,000 INFO L87 Difference]: Start difference. First operand 1104 states and 1406 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:14,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:14,432 INFO L93 Difference]: Finished difference Result 1565 states and 1969 transitions. [2024-12-02 06:26:14,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:14,432 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:14,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:14,433 INFO L225 Difference]: With dead ends: 1565 [2024-12-02 06:26:14,433 INFO L226 Difference]: Without dead ends: 1560 [2024-12-02 06:26:14,433 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:14,434 INFO L435 NwaCegarLoop]: 996 mSDtfsCounter, 6484 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 3029 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6484 SdHoareTripleChecker+Valid, 4093 SdHoareTripleChecker+Invalid, 3036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:14,434 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6484 Valid, 4093 Invalid, 3036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3029 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:26:14,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2024-12-02 06:26:14,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1100. [2024-12-02 06:26:14,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1071 states have (on average 1.30812324929972) internal successors, (1401), 1099 states have internal predecessors, (1401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:14,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1401 transitions. [2024-12-02 06:26:14,441 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1401 transitions. Word has length 117 [2024-12-02 06:26:14,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:14,441 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1401 transitions. [2024-12-02 06:26:14,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:14,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1401 transitions. [2024-12-02 06:26:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:14,442 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:14,442 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:14,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2024-12-02 06:26:14,442 INFO L396 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:14,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:14,442 INFO L85 PathProgramCache]: Analyzing trace with hash -272629769, now seen corresponding path program 1 times [2024-12-02 06:26:14,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:14,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676278997] [2024-12-02 06:26:14,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:14,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:14,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:14,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:14,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676278997] [2024-12-02 06:26:14,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676278997] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:14,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:14,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:14,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587274708] [2024-12-02 06:26:14,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:14,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:14,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:14,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:14,683 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:14,683 INFO L87 Difference]: Start difference. First operand 1100 states and 1401 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:16,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:16,244 INFO L93 Difference]: Finished difference Result 1722 states and 2200 transitions. [2024-12-02 06:26:16,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:16,245 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:16,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:16,246 INFO L225 Difference]: With dead ends: 1722 [2024-12-02 06:26:16,246 INFO L226 Difference]: Without dead ends: 1628 [2024-12-02 06:26:16,246 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:16,246 INFO L435 NwaCegarLoop]: 1112 mSDtfsCounter, 6117 mSDsluCounter, 3581 mSDsCounter, 0 mSdLazyCounter, 3297 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6117 SdHoareTripleChecker+Valid, 4693 SdHoareTripleChecker+Invalid, 3304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:16,246 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6117 Valid, 4693 Invalid, 3304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3297 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:26:16,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1628 states. [2024-12-02 06:26:16,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1628 to 1096. [2024-12-02 06:26:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3083411433926897) internal successors, (1396), 1095 states have internal predecessors, (1396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1396 transitions. [2024-12-02 06:26:16,253 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1396 transitions. Word has length 117 [2024-12-02 06:26:16,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:16,253 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1396 transitions. [2024-12-02 06:26:16,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1396 transitions. [2024-12-02 06:26:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:16,254 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:16,254 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:16,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2024-12-02 06:26:16,254 INFO L396 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:16,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:16,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1634396379, now seen corresponding path program 1 times [2024-12-02 06:26:16,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:16,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459486926] [2024-12-02 06:26:16,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:16,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:16,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:16,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:16,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459486926] [2024-12-02 06:26:16,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459486926] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:16,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:16,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:16,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710745417] [2024-12-02 06:26:16,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:16,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:16,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:16,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:16,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:16,489 INFO L87 Difference]: Start difference. First operand 1096 states and 1396 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:17,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:17,851 INFO L93 Difference]: Finished difference Result 1643 states and 2086 transitions. [2024-12-02 06:26:17,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:17,851 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:17,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:17,852 INFO L225 Difference]: With dead ends: 1643 [2024-12-02 06:26:17,852 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:17,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:17,853 INFO L435 NwaCegarLoop]: 1003 mSDtfsCounter, 6450 mSDsluCounter, 3121 mSDsCounter, 0 mSdLazyCounter, 3033 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6450 SdHoareTripleChecker+Valid, 4124 SdHoareTripleChecker+Invalid, 3040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:17,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6450 Valid, 4124 Invalid, 3040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3033 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:26:17,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:17,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1096. [2024-12-02 06:26:17,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3074039362699157) internal successors, (1395), 1095 states have internal predecessors, (1395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1395 transitions. [2024-12-02 06:26:17,860 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1395 transitions. Word has length 117 [2024-12-02 06:26:17,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:17,860 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1395 transitions. [2024-12-02 06:26:17,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:17,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1395 transitions. [2024-12-02 06:26:17,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:17,861 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:17,861 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:17,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2024-12-02 06:26:17,861 INFO L396 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:17,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:17,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1865070642, now seen corresponding path program 1 times [2024-12-02 06:26:17,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:17,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845250265] [2024-12-02 06:26:17,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:17,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:18,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:18,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:18,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845250265] [2024-12-02 06:26:18,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845250265] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:18,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:18,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:18,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788293457] [2024-12-02 06:26:18,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:18,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:18,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:18,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:18,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:18,089 INFO L87 Difference]: Start difference. First operand 1096 states and 1395 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:19,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:19,608 INFO L93 Difference]: Finished difference Result 1643 states and 2085 transitions. [2024-12-02 06:26:19,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:19,609 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:19,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:19,610 INFO L225 Difference]: With dead ends: 1643 [2024-12-02 06:26:19,610 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:19,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:19,611 INFO L435 NwaCegarLoop]: 1066 mSDtfsCounter, 6091 mSDsluCounter, 3311 mSDsCounter, 0 mSdLazyCounter, 3226 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6091 SdHoareTripleChecker+Valid, 4377 SdHoareTripleChecker+Invalid, 3232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:19,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6091 Valid, 4377 Invalid, 3232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3226 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:26:19,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:19,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1096. [2024-12-02 06:26:19,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3064667291471415) internal successors, (1394), 1095 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:19,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1394 transitions. [2024-12-02 06:26:19,619 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1394 transitions. Word has length 117 [2024-12-02 06:26:19,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:19,619 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1394 transitions. [2024-12-02 06:26:19,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:19,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1394 transitions. [2024-12-02 06:26:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:19,620 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:19,620 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:19,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2024-12-02 06:26:19,620 INFO L396 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:19,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:19,620 INFO L85 PathProgramCache]: Analyzing trace with hash 59959807, now seen corresponding path program 1 times [2024-12-02 06:26:19,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:19,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981824593] [2024-12-02 06:26:19,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:19,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:19,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:19,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981824593] [2024-12-02 06:26:19,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981824593] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:19,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:19,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:19,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596924352] [2024-12-02 06:26:19,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:19,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:19,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:19,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:19,859 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:19,859 INFO L87 Difference]: Start difference. First operand 1096 states and 1394 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:21,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:21,347 INFO L93 Difference]: Finished difference Result 1643 states and 2084 transitions. [2024-12-02 06:26:21,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:21,348 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:21,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:21,348 INFO L225 Difference]: With dead ends: 1643 [2024-12-02 06:26:21,348 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:21,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:21,349 INFO L435 NwaCegarLoop]: 1000 mSDtfsCounter, 4747 mSDsluCounter, 3819 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4747 SdHoareTripleChecker+Valid, 4819 SdHoareTripleChecker+Invalid, 3518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:21,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4747 Valid, 4819 Invalid, 3518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 06:26:21,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:21,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1096. [2024-12-02 06:26:21,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3055295220243675) internal successors, (1393), 1095 states have internal predecessors, (1393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1393 transitions. [2024-12-02 06:26:21,355 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1393 transitions. Word has length 117 [2024-12-02 06:26:21,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:21,355 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1393 transitions. [2024-12-02 06:26:21,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1393 transitions. [2024-12-02 06:26:21,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:21,356 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:21,356 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:21,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2024-12-02 06:26:21,356 INFO L396 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:21,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:21,356 INFO L85 PathProgramCache]: Analyzing trace with hash -79582431, now seen corresponding path program 1 times [2024-12-02 06:26:21,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:21,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590400111] [2024-12-02 06:26:21,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:21,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:21,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:21,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:21,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590400111] [2024-12-02 06:26:21,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590400111] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:21,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:21,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:21,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421148608] [2024-12-02 06:26:21,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:21,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:21,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:21,577 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:21,577 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:21,577 INFO L87 Difference]: Start difference. First operand 1096 states and 1393 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:22,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:22,921 INFO L93 Difference]: Finished difference Result 1643 states and 2082 transitions. [2024-12-02 06:26:22,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:22,922 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:22,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:22,923 INFO L225 Difference]: With dead ends: 1643 [2024-12-02 06:26:22,923 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:22,924 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:22,924 INFO L435 NwaCegarLoop]: 1003 mSDtfsCounter, 6438 mSDsluCounter, 3121 mSDsCounter, 0 mSdLazyCounter, 3016 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6438 SdHoareTripleChecker+Valid, 4124 SdHoareTripleChecker+Invalid, 3023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:22,924 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6438 Valid, 4124 Invalid, 3023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3016 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:26:22,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:22,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1096. [2024-12-02 06:26:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1067 states have (on average 1.3045923149015932) internal successors, (1392), 1095 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1392 transitions. [2024-12-02 06:26:22,935 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1392 transitions. Word has length 117 [2024-12-02 06:26:22,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:22,935 INFO L471 AbstractCegarLoop]: Abstraction has 1096 states and 1392 transitions. [2024-12-02 06:26:22,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1392 transitions. [2024-12-02 06:26:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:22,936 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:22,936 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:22,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2024-12-02 06:26:22,936 INFO L396 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:22,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:22,937 INFO L85 PathProgramCache]: Analyzing trace with hash 283917897, now seen corresponding path program 1 times [2024-12-02 06:26:22,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:22,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770996267] [2024-12-02 06:26:22,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:22,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:23,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:23,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770996267] [2024-12-02 06:26:23,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770996267] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:23,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:23,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:23,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740974030] [2024-12-02 06:26:23,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:23,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:23,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:23,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:23,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:23,138 INFO L87 Difference]: Start difference. First operand 1096 states and 1392 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:24,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:24,470 INFO L93 Difference]: Finished difference Result 1642 states and 2080 transitions. [2024-12-02 06:26:24,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:24,471 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:24,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:24,472 INFO L225 Difference]: With dead ends: 1642 [2024-12-02 06:26:24,472 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:24,472 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:24,472 INFO L435 NwaCegarLoop]: 999 mSDtfsCounter, 3386 mSDsluCounter, 3105 mSDsCounter, 0 mSdLazyCounter, 3029 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3386 SdHoareTripleChecker+Valid, 4104 SdHoareTripleChecker+Invalid, 3035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:24,472 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3386 Valid, 4104 Invalid, 3035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3029 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 06:26:24,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:24,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1092. [2024-12-02 06:26:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1063 states have (on average 1.3047977422389463) internal successors, (1387), 1091 states have internal predecessors, (1387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1387 transitions. [2024-12-02 06:26:24,479 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1387 transitions. Word has length 117 [2024-12-02 06:26:24,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:24,479 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1387 transitions. [2024-12-02 06:26:24,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1387 transitions. [2024-12-02 06:26:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:24,479 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:24,480 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:24,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2024-12-02 06:26:24,480 INFO L396 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:24,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:24,480 INFO L85 PathProgramCache]: Analyzing trace with hash -634108426, now seen corresponding path program 1 times [2024-12-02 06:26:24,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:24,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410235949] [2024-12-02 06:26:24,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:24,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:24,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:24,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410235949] [2024-12-02 06:26:24,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410235949] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:24,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:24,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:24,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609732298] [2024-12-02 06:26:24,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:24,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:24,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:24,711 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:24,711 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:24,712 INFO L87 Difference]: Start difference. First operand 1092 states and 1387 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:26,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:26,145 INFO L93 Difference]: Finished difference Result 1644 states and 2081 transitions. [2024-12-02 06:26:26,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:26,146 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:26,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:26,147 INFO L225 Difference]: With dead ends: 1644 [2024-12-02 06:26:26,147 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:26,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:26,147 INFO L435 NwaCegarLoop]: 1002 mSDtfsCounter, 6419 mSDsluCounter, 3115 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6419 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 3027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:26,147 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6419 Valid, 4117 Invalid, 3027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:26:26,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:26,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1088. [2024-12-02 06:26:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.3050047214353164) internal successors, (1382), 1087 states have internal predecessors, (1382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:26,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1382 transitions. [2024-12-02 06:26:26,153 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1382 transitions. Word has length 117 [2024-12-02 06:26:26,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:26,154 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1382 transitions. [2024-12-02 06:26:26,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:26,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1382 transitions. [2024-12-02 06:26:26,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:26,154 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:26,154 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:26,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-12-02 06:26:26,154 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:26,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:26,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1013742518, now seen corresponding path program 1 times [2024-12-02 06:26:26,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:26,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628594096] [2024-12-02 06:26:26,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:26,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:26,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:26,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:26,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628594096] [2024-12-02 06:26:26,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628594096] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:26,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:26,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:26,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112122846] [2024-12-02 06:26:26,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:26,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:26,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:26,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:26,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:26,338 INFO L87 Difference]: Start difference. First operand 1088 states and 1382 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:27,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:27,582 INFO L93 Difference]: Finished difference Result 1643 states and 2079 transitions. [2024-12-02 06:26:27,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:27,582 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:27,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:27,583 INFO L225 Difference]: With dead ends: 1643 [2024-12-02 06:26:27,583 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:27,583 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 06:26:27,583 INFO L435 NwaCegarLoop]: 1004 mSDtfsCounter, 4842 mSDsluCounter, 3124 mSDsCounter, 0 mSdLazyCounter, 3008 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4842 SdHoareTripleChecker+Valid, 4128 SdHoareTripleChecker+Invalid, 3014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:27,583 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4842 Valid, 4128 Invalid, 3014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3008 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 06:26:27,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:27,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1088. [2024-12-02 06:26:27,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1088 states, 1059 states have (on average 1.304060434372049) internal successors, (1381), 1087 states have internal predecessors, (1381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1381 transitions. [2024-12-02 06:26:27,589 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1381 transitions. Word has length 117 [2024-12-02 06:26:27,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:27,589 INFO L471 AbstractCegarLoop]: Abstraction has 1088 states and 1381 transitions. [2024-12-02 06:26:27,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1381 transitions. [2024-12-02 06:26:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:26:27,590 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:27,590 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:27,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-12-02 06:26:27,590 INFO L396 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:27,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:27,590 INFO L85 PathProgramCache]: Analyzing trace with hash 2118024541, now seen corresponding path program 1 times [2024-12-02 06:26:27,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:27,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547440201] [2024-12-02 06:26:27,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:27,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:27,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:27,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547440201] [2024-12-02 06:26:27,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547440201] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:27,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:27,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:27,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505572601] [2024-12-02 06:26:27,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:27,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:27,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:27,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:27,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:27,774 INFO L87 Difference]: Start difference. First operand 1088 states and 1381 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:29,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:29,178 INFO L93 Difference]: Finished difference Result 1642 states and 2077 transitions. [2024-12-02 06:26:29,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:29,179 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-12-02 06:26:29,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:29,179 INFO L225 Difference]: With dead ends: 1642 [2024-12-02 06:26:29,180 INFO L226 Difference]: Without dead ends: 1556 [2024-12-02 06:26:29,180 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:29,180 INFO L435 NwaCegarLoop]: 1047 mSDtfsCounter, 4680 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 3214 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4680 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:29,180 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4680 Valid, 4297 Invalid, 3220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3214 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:26:29,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-12-02 06:26:29,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1084. [2024-12-02 06:26:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1055 states have (on average 1.3042654028436018) internal successors, (1376), 1083 states have internal predecessors, (1376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1376 transitions. [2024-12-02 06:26:29,186 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1376 transitions. Word has length 117 [2024-12-02 06:26:29,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:29,186 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1376 transitions. [2024-12-02 06:26:29,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1376 transitions. [2024-12-02 06:26:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:29,187 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:29,187 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:29,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2024-12-02 06:26:29,187 INFO L396 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:29,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:29,187 INFO L85 PathProgramCache]: Analyzing trace with hash 4626704, now seen corresponding path program 1 times [2024-12-02 06:26:29,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:29,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252871920] [2024-12-02 06:26:29,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:29,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:29,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:29,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:29,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252871920] [2024-12-02 06:26:29,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252871920] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:29,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:29,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:26:29,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442188765] [2024-12-02 06:26:29,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:29,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 06:26:29,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:29,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 06:26:29,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-12-02 06:26:29,684 INFO L87 Difference]: Start difference. First operand 1084 states and 1376 transitions. Second operand has 11 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:30,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:30,820 INFO L93 Difference]: Finished difference Result 2224 states and 2781 transitions. [2024-12-02 06:26:30,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:30,820 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:30,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:30,821 INFO L225 Difference]: With dead ends: 2224 [2024-12-02 06:26:30,821 INFO L226 Difference]: Without dead ends: 1726 [2024-12-02 06:26:30,822 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:30,822 INFO L435 NwaCegarLoop]: 1720 mSDtfsCounter, 3243 mSDsluCounter, 6023 mSDsCounter, 0 mSdLazyCounter, 1559 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3243 SdHoareTripleChecker+Valid, 7743 SdHoareTripleChecker+Invalid, 1563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:30,822 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3243 Valid, 7743 Invalid, 1563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1559 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 06:26:30,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1726 states. [2024-12-02 06:26:30,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1726 to 672. [2024-12-02 06:26:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 650 states have (on average 1.2861538461538462) internal successors, (836), 671 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 836 transitions. [2024-12-02 06:26:30,828 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 836 transitions. Word has length 118 [2024-12-02 06:26:30,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:30,828 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 836 transitions. [2024-12-02 06:26:30,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 836 transitions. [2024-12-02 06:26:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:30,828 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:30,828 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:30,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2024-12-02 06:26:30,828 INFO L396 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:30,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:30,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1271205090, now seen corresponding path program 1 times [2024-12-02 06:26:30,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:30,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313355492] [2024-12-02 06:26:30,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:30,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:31,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:31,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313355492] [2024-12-02 06:26:31,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313355492] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:31,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:31,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 06:26:31,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846123875] [2024-12-02 06:26:31,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:31,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:26:31,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:31,315 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:26:31,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:26:31,315 INFO L87 Difference]: Start difference. First operand 672 states and 836 transitions. Second operand has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:31,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:31,832 INFO L93 Difference]: Finished difference Result 1123 states and 1433 transitions. [2024-12-02 06:26:31,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 06:26:31,833 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:31,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:31,834 INFO L225 Difference]: With dead ends: 1123 [2024-12-02 06:26:31,834 INFO L226 Difference]: Without dead ends: 816 [2024-12-02 06:26:31,834 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-12-02 06:26:31,834 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 2659 mSDsluCounter, 3717 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:31,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2659 Valid, 4695 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:26:31,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2024-12-02 06:26:31,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 451. [2024-12-02 06:26:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 435 states have (on average 1.2804597701149425) internal successors, (557), 450 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 557 transitions. [2024-12-02 06:26:31,837 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 557 transitions. Word has length 118 [2024-12-02 06:26:31,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:31,837 INFO L471 AbstractCegarLoop]: Abstraction has 451 states and 557 transitions. [2024-12-02 06:26:31,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 557 transitions. [2024-12-02 06:26:31,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:31,838 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:31,838 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:31,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-12-02 06:26:31,838 INFO L396 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:31,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:31,838 INFO L85 PathProgramCache]: Analyzing trace with hash -251301061, now seen corresponding path program 1 times [2024-12-02 06:26:31,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:31,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68598867] [2024-12-02 06:26:31,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:31,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:32,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:32,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68598867] [2024-12-02 06:26:32,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68598867] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:32,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:32,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 06:26:32,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441795249] [2024-12-02 06:26:32,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:32,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:26:32,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:32,334 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:26:32,334 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:26:32,334 INFO L87 Difference]: Start difference. First operand 451 states and 557 transitions. Second operand has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:33,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:33,005 INFO L93 Difference]: Finished difference Result 744 states and 953 transitions. [2024-12-02 06:26:33,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 06:26:33,005 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:33,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:33,006 INFO L225 Difference]: With dead ends: 744 [2024-12-02 06:26:33,006 INFO L226 Difference]: Without dead ends: 642 [2024-12-02 06:26:33,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-12-02 06:26:33,006 INFO L435 NwaCegarLoop]: 675 mSDtfsCounter, 2605 mSDsluCounter, 3077 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2605 SdHoareTripleChecker+Valid, 3752 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:33,006 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2605 Valid, 3752 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 06:26:33,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2024-12-02 06:26:33,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 435. [2024-12-02 06:26:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 421 states have (on average 1.2779097387173397) internal successors, (538), 434 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 538 transitions. [2024-12-02 06:26:33,009 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 538 transitions. Word has length 118 [2024-12-02 06:26:33,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:33,009 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 538 transitions. [2024-12-02 06:26:33,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 538 transitions. [2024-12-02 06:26:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:33,010 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:33,010 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:33,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-12-02 06:26:33,010 INFO L396 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:33,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:33,010 INFO L85 PathProgramCache]: Analyzing trace with hash 290232464, now seen corresponding path program 1 times [2024-12-02 06:26:33,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:33,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46012225] [2024-12-02 06:26:33,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:33,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:33,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:33,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46012225] [2024-12-02 06:26:33,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46012225] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:33,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:33,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 06:26:33,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427103899] [2024-12-02 06:26:33,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:33,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 06:26:33,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:33,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 06:26:33,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:26:33,481 INFO L87 Difference]: Start difference. First operand 435 states and 538 transitions. Second operand has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:34,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:34,273 INFO L93 Difference]: Finished difference Result 1056 states and 1371 transitions. [2024-12-02 06:26:34,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 06:26:34,274 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:34,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:34,274 INFO L225 Difference]: With dead ends: 1056 [2024-12-02 06:26:34,274 INFO L226 Difference]: Without dead ends: 937 [2024-12-02 06:26:34,275 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-12-02 06:26:34,275 INFO L435 NwaCegarLoop]: 868 mSDtfsCounter, 2249 mSDsluCounter, 7049 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 7917 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:34,275 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2249 Valid, 7917 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 06:26:34,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2024-12-02 06:26:34,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 402. [2024-12-02 06:26:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 391 states have (on average 1.2736572890025575) internal successors, (498), 401 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 498 transitions. [2024-12-02 06:26:34,278 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 498 transitions. Word has length 118 [2024-12-02 06:26:34,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:34,278 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 498 transitions. [2024-12-02 06:26:34,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 498 transitions. [2024-12-02 06:26:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:34,278 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:34,278 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:34,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2024-12-02 06:26:34,279 INFO L396 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:34,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:34,279 INFO L85 PathProgramCache]: Analyzing trace with hash 999397077, now seen corresponding path program 1 times [2024-12-02 06:26:34,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:34,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382353761] [2024-12-02 06:26:34,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:34,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:36,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:36,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382353761] [2024-12-02 06:26:36,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382353761] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:36,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:36,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2024-12-02 06:26:36,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243472264] [2024-12-02 06:26:36,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:36,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-12-02 06:26:36,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:36,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-12-02 06:26:36,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1312, Unknown=0, NotChecked=0, Total=1406 [2024-12-02 06:26:36,765 INFO L87 Difference]: Start difference. First operand 402 states and 498 transitions. Second operand has 38 states, 38 states have (on average 3.1052631578947367) internal successors, (118), 38 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:50,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:50,190 INFO L93 Difference]: Finished difference Result 2064 states and 2673 transitions. [2024-12-02 06:26:50,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-12-02 06:26:50,190 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 3.1052631578947367) internal successors, (118), 38 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:50,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:50,191 INFO L225 Difference]: With dead ends: 2064 [2024-12-02 06:26:50,191 INFO L226 Difference]: Without dead ends: 1975 [2024-12-02 06:26:50,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=652, Invalid=4318, Unknown=0, NotChecked=0, Total=4970 [2024-12-02 06:26:50,192 INFO L435 NwaCegarLoop]: 1580 mSDtfsCounter, 7154 mSDsluCounter, 32659 mSDsCounter, 0 mSdLazyCounter, 19695 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7154 SdHoareTripleChecker+Valid, 34239 SdHoareTripleChecker+Invalid, 19716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 19695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:50,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7154 Valid, 34239 Invalid, 19716 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [21 Valid, 19695 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2024-12-02 06:26:50,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1975 states. [2024-12-02 06:26:50,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1975 to 430. [2024-12-02 06:26:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 419 states have (on average 1.2744630071599046) internal successors, (534), 429 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:50,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 534 transitions. [2024-12-02 06:26:50,196 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 534 transitions. Word has length 118 [2024-12-02 06:26:50,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:50,196 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 534 transitions. [2024-12-02 06:26:50,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 3.1052631578947367) internal successors, (118), 38 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:50,196 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 534 transitions. [2024-12-02 06:26:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:50,196 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:50,196 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:50,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2024-12-02 06:26:50,197 INFO L396 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:50,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:50,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1609602597, now seen corresponding path program 1 times [2024-12-02 06:26:50,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:50,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659943504] [2024-12-02 06:26:50,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:50,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:50,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:50,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659943504] [2024-12-02 06:26:50,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659943504] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:50,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:50,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 06:26:50,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748544437] [2024-12-02 06:26:50,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:50,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 06:26:50,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:50,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 06:26:50,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:26:50,715 INFO L87 Difference]: Start difference. First operand 430 states and 534 transitions. Second operand has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:51,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:51,460 INFO L93 Difference]: Finished difference Result 1051 states and 1366 transitions. [2024-12-02 06:26:51,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 06:26:51,460 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:51,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:51,461 INFO L225 Difference]: With dead ends: 1051 [2024-12-02 06:26:51,461 INFO L226 Difference]: Without dead ends: 933 [2024-12-02 06:26:51,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2024-12-02 06:26:51,462 INFO L435 NwaCegarLoop]: 938 mSDtfsCounter, 2443 mSDsluCounter, 5243 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2443 SdHoareTripleChecker+Valid, 6181 SdHoareTripleChecker+Invalid, 644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:51,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2443 Valid, 6181 Invalid, 644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 06:26:51,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-12-02 06:26:51,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 378. [2024-12-02 06:26:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 368 states have (on average 1.2690217391304348) internal successors, (467), 377 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 467 transitions. [2024-12-02 06:26:51,465 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 467 transitions. Word has length 118 [2024-12-02 06:26:51,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:51,465 INFO L471 AbstractCegarLoop]: Abstraction has 378 states and 467 transitions. [2024-12-02 06:26:51,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 467 transitions. [2024-12-02 06:26:51,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:51,465 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:51,465 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:51,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2024-12-02 06:26:51,466 INFO L396 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:51,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:51,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1068074080, now seen corresponding path program 1 times [2024-12-02 06:26:51,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:51,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976068258] [2024-12-02 06:26:51,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:51,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:51,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:51,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:51,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976068258] [2024-12-02 06:26:51,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976068258] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:51,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:51,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 06:26:51,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711096361] [2024-12-02 06:26:51,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:51,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 06:26:51,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:51,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 06:26:51,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:26:51,921 INFO L87 Difference]: Start difference. First operand 378 states and 467 transitions. Second operand has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:52,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:52,594 INFO L93 Difference]: Finished difference Result 886 states and 1166 transitions. [2024-12-02 06:26:52,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 06:26:52,595 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:52,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:52,595 INFO L225 Difference]: With dead ends: 886 [2024-12-02 06:26:52,595 INFO L226 Difference]: Without dead ends: 761 [2024-12-02 06:26:52,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-12-02 06:26:52,596 INFO L435 NwaCegarLoop]: 671 mSDtfsCounter, 2347 mSDsluCounter, 5076 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2347 SdHoareTripleChecker+Valid, 5747 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:52,596 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2347 Valid, 5747 Invalid, 583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:52,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-12-02 06:26:52,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 339. [2024-12-02 06:26:52,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 332 states have (on average 1.2650602409638554) internal successors, (420), 338 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 420 transitions. [2024-12-02 06:26:52,599 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 420 transitions. Word has length 118 [2024-12-02 06:26:52,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:52,599 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 420 transitions. [2024-12-02 06:26:52,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 420 transitions. [2024-12-02 06:26:52,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:52,599 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:52,599 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:52,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2024-12-02 06:26:52,600 INFO L396 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:52,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:52,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1803671671, now seen corresponding path program 1 times [2024-12-02 06:26:52,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:52,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251541682] [2024-12-02 06:26:52,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:52,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:52,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:52,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:52,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251541682] [2024-12-02 06:26:52,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251541682] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:52,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:52,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:52,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210257779] [2024-12-02 06:26:52,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:52,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:52,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:52,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:52,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:52,824 INFO L87 Difference]: Start difference. First operand 339 states and 420 transitions. Second operand has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 8 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:53,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:53,254 INFO L93 Difference]: Finished difference Result 586 states and 757 transitions. [2024-12-02 06:26:53,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:53,254 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 8 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:53,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:53,255 INFO L225 Difference]: With dead ends: 586 [2024-12-02 06:26:53,255 INFO L226 Difference]: Without dead ends: 499 [2024-12-02 06:26:53,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:53,255 INFO L435 NwaCegarLoop]: 287 mSDtfsCounter, 2154 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 801 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2154 SdHoareTripleChecker+Valid, 1178 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:53,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2154 Valid, 1178 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 801 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:53,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2024-12-02 06:26:53,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 339. [2024-12-02 06:26:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 332 states have (on average 1.2620481927710843) internal successors, (419), 338 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:53,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 419 transitions. [2024-12-02 06:26:53,257 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 419 transitions. Word has length 118 [2024-12-02 06:26:53,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:53,257 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 419 transitions. [2024-12-02 06:26:53,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 8 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 419 transitions. [2024-12-02 06:26:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:53,258 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:53,258 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:53,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2024-12-02 06:26:53,258 INFO L396 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:53,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:53,258 INFO L85 PathProgramCache]: Analyzing trace with hash -190717183, now seen corresponding path program 1 times [2024-12-02 06:26:53,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:53,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733988684] [2024-12-02 06:26:53,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:53,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:53,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:53,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733988684] [2024-12-02 06:26:53,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733988684] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:53,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:53,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 06:26:53,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841370054] [2024-12-02 06:26:53,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:53,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 06:26:53,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:53,741 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 06:26:53,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:26:53,742 INFO L87 Difference]: Start difference. First operand 339 states and 419 transitions. Second operand has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:54,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:54,516 INFO L93 Difference]: Finished difference Result 925 states and 1210 transitions. [2024-12-02 06:26:54,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 06:26:54,517 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:54,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:54,517 INFO L225 Difference]: With dead ends: 925 [2024-12-02 06:26:54,517 INFO L226 Difference]: Without dead ends: 820 [2024-12-02 06:26:54,517 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2024-12-02 06:26:54,518 INFO L435 NwaCegarLoop]: 958 mSDtfsCounter, 2146 mSDsluCounter, 5395 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2146 SdHoareTripleChecker+Valid, 6353 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:54,518 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2146 Valid, 6353 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 06:26:54,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2024-12-02 06:26:54,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 320. [2024-12-02 06:26:54,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 313 states have (on average 1.255591054313099) internal successors, (393), 319 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 393 transitions. [2024-12-02 06:26:54,520 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 393 transitions. Word has length 118 [2024-12-02 06:26:54,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:54,520 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 393 transitions. [2024-12-02 06:26:54,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.076923076923077) internal successors, (118), 13 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:54,520 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 393 transitions. [2024-12-02 06:26:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 06:26:54,520 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:54,520 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:54,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2024-12-02 06:26:54,521 INFO L396 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:54,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:54,521 INFO L85 PathProgramCache]: Analyzing trace with hash -865991835, now seen corresponding path program 1 times [2024-12-02 06:26:54,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:54,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396268988] [2024-12-02 06:26:54,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:54,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:54,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:54,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:54,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396268988] [2024-12-02 06:26:54,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396268988] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:54,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:54,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 06:26:54,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373296682] [2024-12-02 06:26:54,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:54,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:26:54,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:54,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:26:54,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:26:54,938 INFO L87 Difference]: Start difference. First operand 320 states and 393 transitions. Second operand has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:55,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:55,375 INFO L93 Difference]: Finished difference Result 535 states and 696 transitions. [2024-12-02 06:26:55,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 06:26:55,375 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2024-12-02 06:26:55,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:55,376 INFO L225 Difference]: With dead ends: 535 [2024-12-02 06:26:55,376 INFO L226 Difference]: Without dead ends: 350 [2024-12-02 06:26:55,376 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-12-02 06:26:55,376 INFO L435 NwaCegarLoop]: 397 mSDtfsCounter, 1206 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:55,376 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1206 Valid, 2253 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:26:55,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2024-12-02 06:26:55,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 221. [2024-12-02 06:26:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 219 states have (on average 1.2328767123287672) internal successors, (270), 220 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 270 transitions. [2024-12-02 06:26:55,379 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 270 transitions. Word has length 118 [2024-12-02 06:26:55,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:55,379 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 270 transitions. [2024-12-02 06:26:55,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 12 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2024-12-02 06:26:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-02 06:26:55,379 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:55,379 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:55,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2024-12-02 06:26:55,379 INFO L396 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:55,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:55,380 INFO L85 PathProgramCache]: Analyzing trace with hash 376909280, now seen corresponding path program 1 times [2024-12-02 06:26:55,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:55,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559635282] [2024-12-02 06:26:55,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:55,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:55,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:55,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559635282] [2024-12-02 06:26:55,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559635282] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:55,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:55,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 06:26:55,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134830783] [2024-12-02 06:26:55,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:55,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 06:26:55,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:55,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 06:26:55,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 06:26:55,740 INFO L87 Difference]: Start difference. First operand 221 states and 270 transitions. Second operand has 12 states, 12 states have (on average 9.916666666666666) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:56,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:56,320 INFO L93 Difference]: Finished difference Result 692 states and 939 transitions. [2024-12-02 06:26:56,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:26:56,321 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.916666666666666) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-12-02 06:26:56,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:56,321 INFO L225 Difference]: With dead ends: 692 [2024-12-02 06:26:56,321 INFO L226 Difference]: Without dead ends: 588 [2024-12-02 06:26:56,321 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:26:56,322 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 3770 mSDsluCounter, 711 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3770 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:56,322 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3770 Valid, 882 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 638 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:56,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-12-02 06:26:56,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 225. [2024-12-02 06:26:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 223 states have (on average 1.2286995515695067) internal successors, (274), 224 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 274 transitions. [2024-12-02 06:26:56,324 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 274 transitions. Word has length 119 [2024-12-02 06:26:56,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:56,324 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 274 transitions. [2024-12-02 06:26:56,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.916666666666666) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 274 transitions. [2024-12-02 06:26:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-02 06:26:56,324 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:56,324 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:56,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-12-02 06:26:56,324 INFO L396 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:56,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:56,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1080403264, now seen corresponding path program 1 times [2024-12-02 06:26:56,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:56,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480513235] [2024-12-02 06:26:56,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:56,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:56,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:56,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480513235] [2024-12-02 06:26:56,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480513235] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:56,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:56,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:26:56,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013750765] [2024-12-02 06:26:56,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:56,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:56,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:56,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:56,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:56,537 INFO L87 Difference]: Start difference. First operand 225 states and 274 transitions. Second operand has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:56,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:56,933 INFO L93 Difference]: Finished difference Result 438 states and 572 transitions. [2024-12-02 06:26:56,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:26:56,933 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2024-12-02 06:26:56,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:56,933 INFO L225 Difference]: With dead ends: 438 [2024-12-02 06:26:56,934 INFO L226 Difference]: Without dead ends: 334 [2024-12-02 06:26:56,934 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:56,934 INFO L435 NwaCegarLoop]: 254 mSDtfsCounter, 827 mSDsluCounter, 858 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 1112 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:56,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [827 Valid, 1112 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:56,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2024-12-02 06:26:56,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 221. [2024-12-02 06:26:56,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 219 states have (on average 1.2283105022831051) internal successors, (269), 220 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 269 transitions. [2024-12-02 06:26:56,936 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 269 transitions. Word has length 120 [2024-12-02 06:26:56,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:56,936 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 269 transitions. [2024-12-02 06:26:56,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 269 transitions. [2024-12-02 06:26:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-02 06:26:56,936 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:56,936 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:56,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2024-12-02 06:26:56,937 INFO L396 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:56,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:56,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1102062771, now seen corresponding path program 1 times [2024-12-02 06:26:56,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:56,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972805767] [2024-12-02 06:26:56,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:57,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:57,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972805767] [2024-12-02 06:26:57,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972805767] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:57,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:57,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 06:26:57,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020201205] [2024-12-02 06:26:57,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:57,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 06:26:57,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:57,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 06:26:57,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:26:57,396 INFO L87 Difference]: Start difference. First operand 221 states and 269 transitions. Second operand has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:57,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:57,966 INFO L93 Difference]: Finished difference Result 506 states and 677 transitions. [2024-12-02 06:26:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 06:26:57,966 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2024-12-02 06:26:57,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:57,967 INFO L225 Difference]: With dead ends: 506 [2024-12-02 06:26:57,967 INFO L226 Difference]: Without dead ends: 500 [2024-12-02 06:26:57,967 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-12-02 06:26:57,967 INFO L435 NwaCegarLoop]: 354 mSDtfsCounter, 1361 mSDsluCounter, 2826 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 3180 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:57,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1361 Valid, 3180 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:57,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2024-12-02 06:26:57,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 215. [2024-12-02 06:26:57,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 214 states have (on average 1.2289719626168225) internal successors, (263), 214 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:57,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 263 transitions. [2024-12-02 06:26:57,969 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 263 transitions. Word has length 121 [2024-12-02 06:26:57,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:57,969 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 263 transitions. [2024-12-02 06:26:57,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 13 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 263 transitions. [2024-12-02 06:26:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-02 06:26:57,969 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:57,969 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:57,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2024-12-02 06:26:57,970 INFO L396 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:57,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:57,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1208691579, now seen corresponding path program 1 times [2024-12-02 06:26:57,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:57,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160796053] [2024-12-02 06:26:57,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:57,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:58,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:58,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:58,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160796053] [2024-12-02 06:26:58,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160796053] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:58,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:58,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:26:58,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222641452] [2024-12-02 06:26:58,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:58,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:58,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:58,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:58,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:58,129 INFO L87 Difference]: Start difference. First operand 215 states and 263 transitions. Second operand has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 9 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:58,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:58,411 INFO L93 Difference]: Finished difference Result 1419 states and 2027 transitions. [2024-12-02 06:26:58,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 06:26:58,411 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 9 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2024-12-02 06:26:58,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:58,412 INFO L225 Difference]: With dead ends: 1419 [2024-12-02 06:26:58,412 INFO L226 Difference]: Without dead ends: 1333 [2024-12-02 06:26:58,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=124, Invalid=256, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:58,413 INFO L435 NwaCegarLoop]: 273 mSDtfsCounter, 2655 mSDsluCounter, 4132 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2655 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:58,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2655 Valid, 4405 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:26:58,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2024-12-02 06:26:58,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 299. [2024-12-02 06:26:58,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.2953020134228188) internal successors, (386), 298 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:58,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 386 transitions. [2024-12-02 06:26:58,416 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 386 transitions. Word has length 158 [2024-12-02 06:26:58,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:58,416 INFO L471 AbstractCegarLoop]: Abstraction has 299 states and 386 transitions. [2024-12-02 06:26:58,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 9 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:58,417 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 386 transitions. [2024-12-02 06:26:58,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:26:58,417 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:58,417 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:58,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2024-12-02 06:26:58,417 INFO L396 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:58,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:58,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1614634531, now seen corresponding path program 1 times [2024-12-02 06:26:58,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:58,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488818682] [2024-12-02 06:26:58,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:58,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:58,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:58,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488818682] [2024-12-02 06:26:58,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488818682] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:58,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:58,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:26:58,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876969266] [2024-12-02 06:26:58,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:58,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:58,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:58,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:58,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:58,584 INFO L87 Difference]: Start difference. First operand 299 states and 386 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:58,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:58,736 INFO L93 Difference]: Finished difference Result 1575 states and 2253 transitions. [2024-12-02 06:26:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:26:58,736 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:26:58,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:58,737 INFO L225 Difference]: With dead ends: 1575 [2024-12-02 06:26:58,737 INFO L226 Difference]: Without dead ends: 1405 [2024-12-02 06:26:58,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:26:58,737 INFO L435 NwaCegarLoop]: 385 mSDtfsCounter, 2226 mSDsluCounter, 1815 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2226 SdHoareTripleChecker+Valid, 2200 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:58,737 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2226 Valid, 2200 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:26:58,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2024-12-02 06:26:58,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 467. [2024-12-02 06:26:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 466 states have (on average 1.3583690987124464) internal successors, (633), 466 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 633 transitions. [2024-12-02 06:26:58,745 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 633 transitions. Word has length 160 [2024-12-02 06:26:58,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:58,745 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 633 transitions. [2024-12-02 06:26:58,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 633 transitions. [2024-12-02 06:26:58,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:26:58,746 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:58,746 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:58,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2024-12-02 06:26:58,746 INFO L396 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:58,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:58,746 INFO L85 PathProgramCache]: Analyzing trace with hash -471378583, now seen corresponding path program 1 times [2024-12-02 06:26:58,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:58,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016843333] [2024-12-02 06:26:58,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:58,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:58,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:58,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016843333] [2024-12-02 06:26:58,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016843333] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:58,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:58,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:26:58,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886837979] [2024-12-02 06:26:58,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:58,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:58,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:58,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:58,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:58,926 INFO L87 Difference]: Start difference. First operand 467 states and 633 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:59,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:59,137 INFO L93 Difference]: Finished difference Result 1743 states and 2500 transitions. [2024-12-02 06:26:59,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:26:59,138 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:26:59,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:59,138 INFO L225 Difference]: With dead ends: 1743 [2024-12-02 06:26:59,138 INFO L226 Difference]: Without dead ends: 1573 [2024-12-02 06:26:59,139 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:26:59,139 INFO L435 NwaCegarLoop]: 380 mSDtfsCounter, 2404 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2404 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:59,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2404 Valid, 2277 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:26:59,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1573 states. [2024-12-02 06:26:59,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1573 to 719. [2024-12-02 06:26:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 718 states have (on average 1.3969359331476323) internal successors, (1003), 718 states have internal predecessors, (1003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:59,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1003 transitions. [2024-12-02 06:26:59,145 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1003 transitions. Word has length 160 [2024-12-02 06:26:59,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:59,145 INFO L471 AbstractCegarLoop]: Abstraction has 719 states and 1003 transitions. [2024-12-02 06:26:59,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1003 transitions. [2024-12-02 06:26:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:26:59,146 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:59,146 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:59,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2024-12-02 06:26:59,146 INFO L396 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:59,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:59,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1328765195, now seen corresponding path program 1 times [2024-12-02 06:26:59,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:59,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541399717] [2024-12-02 06:26:59,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:59,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:59,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:59,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:59,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541399717] [2024-12-02 06:26:59,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541399717] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:59,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:59,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:26:59,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725962992] [2024-12-02 06:26:59,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:59,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:59,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:59,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:59,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:59,314 INFO L87 Difference]: Start difference. First operand 719 states and 1003 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:59,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:59,481 INFO L93 Difference]: Finished difference Result 1911 states and 2747 transitions. [2024-12-02 06:26:59,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:26:59,481 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:26:59,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:59,482 INFO L225 Difference]: With dead ends: 1911 [2024-12-02 06:26:59,482 INFO L226 Difference]: Without dead ends: 1741 [2024-12-02 06:26:59,482 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:26:59,483 INFO L435 NwaCegarLoop]: 374 mSDtfsCounter, 2647 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2647 SdHoareTripleChecker+Valid, 2199 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:59,483 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2647 Valid, 2199 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:26:59,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2024-12-02 06:26:59,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 887. [2024-12-02 06:26:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 887 states, 886 states have (on average 1.4108352144469527) internal successors, (1250), 886 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1250 transitions. [2024-12-02 06:26:59,491 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1250 transitions. Word has length 160 [2024-12-02 06:26:59,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:59,491 INFO L471 AbstractCegarLoop]: Abstraction has 887 states and 1250 transitions. [2024-12-02 06:26:59,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:26:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1250 transitions. [2024-12-02 06:26:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:26:59,491 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:59,491 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:26:59,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2024-12-02 06:26:59,492 INFO L396 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:26:59,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:59,492 INFO L85 PathProgramCache]: Analyzing trace with hash 619762876, now seen corresponding path program 1 times [2024-12-02 06:26:59,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:59,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031761158] [2024-12-02 06:26:59,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:59,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:59,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:26:59,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:59,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031761158] [2024-12-02 06:26:59,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031761158] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:59,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:26:59,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:26:59,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787255430] [2024-12-02 06:26:59,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:59,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:26:59,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:59,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:26:59,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:26:59,797 INFO L87 Difference]: Start difference. First operand 887 states and 1250 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:00,070 INFO L93 Difference]: Finished difference Result 1647 states and 2364 transitions. [2024-12-02 06:27:00,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:27:00,070 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:27:00,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:00,071 INFO L225 Difference]: With dead ends: 1647 [2024-12-02 06:27:00,071 INFO L226 Difference]: Without dead ends: 889 [2024-12-02 06:27:00,071 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2024-12-02 06:27:00,071 INFO L435 NwaCegarLoop]: 250 mSDtfsCounter, 452 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 452 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:00,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [452 Valid, 988 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:27:00,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2024-12-02 06:27:00,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 887. [2024-12-02 06:27:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 887 states, 886 states have (on average 1.4051918735891649) internal successors, (1245), 886 states have internal predecessors, (1245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1245 transitions. [2024-12-02 06:27:00,076 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1245 transitions. Word has length 160 [2024-12-02 06:27:00,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:00,076 INFO L471 AbstractCegarLoop]: Abstraction has 887 states and 1245 transitions. [2024-12-02 06:27:00,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1245 transitions. [2024-12-02 06:27:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:27:00,077 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:00,077 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:00,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2024-12-02 06:27:00,077 INFO L396 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:00,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:00,077 INFO L85 PathProgramCache]: Analyzing trace with hash -149530117, now seen corresponding path program 1 times [2024-12-02 06:27:00,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:00,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855901728] [2024-12-02 06:27:00,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:00,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:00,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:00,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:00,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855901728] [2024-12-02 06:27:00,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855901728] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:00,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:00,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:00,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490776620] [2024-12-02 06:27:00,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:00,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:00,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:00,139 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:00,139 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:00,139 INFO L87 Difference]: Start difference. First operand 887 states and 1245 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:00,165 INFO L93 Difference]: Finished difference Result 2345 states and 3364 transitions. [2024-12-02 06:27:00,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:00,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:27:00,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:00,167 INFO L225 Difference]: With dead ends: 2345 [2024-12-02 06:27:00,167 INFO L226 Difference]: Without dead ends: 1587 [2024-12-02 06:27:00,167 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:00,167 INFO L435 NwaCegarLoop]: 372 mSDtfsCounter, 113 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:00,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 620 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:00,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1587 states. [2024-12-02 06:27:00,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1587 to 1585. [2024-12-02 06:27:00,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1585 states, 1584 states have (on average 1.4122474747474747) internal successors, (2237), 1584 states have internal predecessors, (2237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1585 states and 2237 transitions. [2024-12-02 06:27:00,177 INFO L78 Accepts]: Start accepts. Automaton has 1585 states and 2237 transitions. Word has length 160 [2024-12-02 06:27:00,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:00,177 INFO L471 AbstractCegarLoop]: Abstraction has 1585 states and 2237 transitions. [2024-12-02 06:27:00,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2237 transitions. [2024-12-02 06:27:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:27:00,177 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:00,177 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:00,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2024-12-02 06:27:00,177 INFO L396 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:00,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:00,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1395475059, now seen corresponding path program 1 times [2024-12-02 06:27:00,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:00,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122382538] [2024-12-02 06:27:00,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:00,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:00,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:00,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122382538] [2024-12-02 06:27:00,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122382538] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:00,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:00,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:27:00,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167418748] [2024-12-02 06:27:00,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:00,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:27:00,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:00,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:27:00,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:27:00,359 INFO L87 Difference]: Start difference. First operand 1585 states and 2237 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:00,533 INFO L93 Difference]: Finished difference Result 3862 states and 5521 transitions. [2024-12-02 06:27:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:27:00,533 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:27:00,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:00,535 INFO L225 Difference]: With dead ends: 3862 [2024-12-02 06:27:00,535 INFO L226 Difference]: Without dead ends: 3537 [2024-12-02 06:27:00,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:27:00,536 INFO L435 NwaCegarLoop]: 381 mSDtfsCounter, 2441 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2441 SdHoareTripleChecker+Valid, 2279 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:00,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2441 Valid, 2279 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:27:00,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3537 states. [2024-12-02 06:27:00,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3537 to 1908. [2024-12-02 06:27:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1908 states, 1907 states have (on average 1.4174095437860514) internal successors, (2703), 1907 states have internal predecessors, (2703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1908 states and 2703 transitions. [2024-12-02 06:27:00,551 INFO L78 Accepts]: Start accepts. Automaton has 1908 states and 2703 transitions. Word has length 160 [2024-12-02 06:27:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:00,551 INFO L471 AbstractCegarLoop]: Abstraction has 1908 states and 2703 transitions. [2024-12-02 06:27:00,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2703 transitions. [2024-12-02 06:27:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:27:00,551 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:00,552 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:00,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2024-12-02 06:27:00,552 INFO L396 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:00,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:00,552 INFO L85 PathProgramCache]: Analyzing trace with hash 592349947, now seen corresponding path program 1 times [2024-12-02 06:27:00,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:00,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521667954] [2024-12-02 06:27:00,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:00,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:00,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:00,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:00,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521667954] [2024-12-02 06:27:00,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521667954] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:00,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:00,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:27:00,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193352089] [2024-12-02 06:27:00,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:00,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:27:00,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:00,714 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:27:00,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:27:00,714 INFO L87 Difference]: Start difference. First operand 1908 states and 2703 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:00,882 INFO L93 Difference]: Finished difference Result 4185 states and 5987 transitions. [2024-12-02 06:27:00,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:27:00,882 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:27:00,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:00,884 INFO L225 Difference]: With dead ends: 4185 [2024-12-02 06:27:00,884 INFO L226 Difference]: Without dead ends: 3860 [2024-12-02 06:27:00,884 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:27:00,884 INFO L435 NwaCegarLoop]: 381 mSDtfsCounter, 2221 mSDsluCounter, 2014 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 2395 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:00,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2221 Valid, 2395 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:27:00,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3860 states. [2024-12-02 06:27:00,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3860 to 2231. [2024-12-02 06:27:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2231 states, 2230 states have (on average 1.4210762331838565) internal successors, (3169), 2230 states have internal predecessors, (3169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 3169 transitions. [2024-12-02 06:27:00,901 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 3169 transitions. Word has length 160 [2024-12-02 06:27:00,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:00,901 INFO L471 AbstractCegarLoop]: Abstraction has 2231 states and 3169 transitions. [2024-12-02 06:27:00,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 3169 transitions. [2024-12-02 06:27:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:27:00,902 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:00,902 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:00,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2024-12-02 06:27:00,902 INFO L396 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:00,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:00,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1139731055, now seen corresponding path program 1 times [2024-12-02 06:27:00,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:00,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858716489] [2024-12-02 06:27:00,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:00,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:01,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:01,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:01,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858716489] [2024-12-02 06:27:01,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858716489] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:01,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:01,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:27:01,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200616039] [2024-12-02 06:27:01,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:01,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:27:01,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:01,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:27:01,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:27:01,074 INFO L87 Difference]: Start difference. First operand 2231 states and 3169 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:01,250 INFO L93 Difference]: Finished difference Result 4508 states and 6453 transitions. [2024-12-02 06:27:01,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:27:01,250 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:27:01,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:01,252 INFO L225 Difference]: With dead ends: 4508 [2024-12-02 06:27:01,252 INFO L226 Difference]: Without dead ends: 4183 [2024-12-02 06:27:01,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:27:01,253 INFO L435 NwaCegarLoop]: 381 mSDtfsCounter, 2198 mSDsluCounter, 2272 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2198 SdHoareTripleChecker+Valid, 2653 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:01,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2198 Valid, 2653 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:27:01,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4183 states. [2024-12-02 06:27:01,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4183 to 2554. [2024-12-02 06:27:01,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2554 states, 2553 states have (on average 1.4238151194672934) internal successors, (3635), 2553 states have internal predecessors, (3635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2554 states and 3635 transitions. [2024-12-02 06:27:01,275 INFO L78 Accepts]: Start accepts. Automaton has 2554 states and 3635 transitions. Word has length 160 [2024-12-02 06:27:01,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:01,275 INFO L471 AbstractCegarLoop]: Abstraction has 2554 states and 3635 transitions. [2024-12-02 06:27:01,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 3635 transitions. [2024-12-02 06:27:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-02 06:27:01,276 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:01,276 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:01,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2024-12-02 06:27:01,276 INFO L396 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:01,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:01,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1878530077, now seen corresponding path program 1 times [2024-12-02 06:27:01,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:01,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594799350] [2024-12-02 06:27:01,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:01,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:01,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:01,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:01,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594799350] [2024-12-02 06:27:01,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594799350] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:01,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:01,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 06:27:01,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108234328] [2024-12-02 06:27:01,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:01,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:27:01,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:01,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:27:01,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:27:01,444 INFO L87 Difference]: Start difference. First operand 2554 states and 3635 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:01,620 INFO L93 Difference]: Finished difference Result 4831 states and 6919 transitions. [2024-12-02 06:27:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 06:27:01,620 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-12-02 06:27:01,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:01,622 INFO L225 Difference]: With dead ends: 4831 [2024-12-02 06:27:01,622 INFO L226 Difference]: Without dead ends: 4506 [2024-12-02 06:27:01,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-12-02 06:27:01,623 INFO L435 NwaCegarLoop]: 376 mSDtfsCounter, 2233 mSDsluCounter, 2321 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2233 SdHoareTripleChecker+Valid, 2697 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:01,623 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2233 Valid, 2697 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:27:01,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4506 states. [2024-12-02 06:27:01,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4506 to 2877. [2024-12-02 06:27:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2877 states, 2876 states have (on average 1.4259388038942977) internal successors, (4101), 2876 states have internal predecessors, (4101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2877 states and 4101 transitions. [2024-12-02 06:27:01,655 INFO L78 Accepts]: Start accepts. Automaton has 2877 states and 4101 transitions. Word has length 160 [2024-12-02 06:27:01,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:01,655 INFO L471 AbstractCegarLoop]: Abstraction has 2877 states and 4101 transitions. [2024-12-02 06:27:01,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 9 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 4101 transitions. [2024-12-02 06:27:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 06:27:01,656 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:01,656 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:01,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2024-12-02 06:27:01,656 INFO L396 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:01,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:01,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1973612621, now seen corresponding path program 1 times [2024-12-02 06:27:01,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:01,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045131089] [2024-12-02 06:27:01,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:01,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:01,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:01,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:01,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045131089] [2024-12-02 06:27:01,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045131089] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:01,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:01,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:01,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418141807] [2024-12-02 06:27:01,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:01,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:01,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:01,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:01,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:01,833 INFO L87 Difference]: Start difference. First operand 2877 states and 4101 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:01,862 INFO L93 Difference]: Finished difference Result 7183 states and 10277 transitions. [2024-12-02 06:27:01,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:01,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 161 [2024-12-02 06:27:01,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:01,865 INFO L225 Difference]: With dead ends: 7183 [2024-12-02 06:27:01,865 INFO L226 Difference]: Without dead ends: 4435 [2024-12-02 06:27:01,866 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:01,866 INFO L435 NwaCegarLoop]: 372 mSDtfsCounter, 130 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:01,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 575 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:01,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2024-12-02 06:27:01,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 4297. [2024-12-02 06:27:01,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4297 states, 4296 states have (on average 1.4217877094972067) internal successors, (6108), 4296 states have internal predecessors, (6108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 4297 states and 6108 transitions. [2024-12-02 06:27:01,893 INFO L78 Accepts]: Start accepts. Automaton has 4297 states and 6108 transitions. Word has length 161 [2024-12-02 06:27:01,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:01,893 INFO L471 AbstractCegarLoop]: Abstraction has 4297 states and 6108 transitions. [2024-12-02 06:27:01,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:01,893 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 6108 transitions. [2024-12-02 06:27:01,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-12-02 06:27:01,893 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:01,893 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:01,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2024-12-02 06:27:01,893 INFO L396 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:01,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:01,894 INFO L85 PathProgramCache]: Analyzing trace with hash -725947515, now seen corresponding path program 1 times [2024-12-02 06:27:01,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:01,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498096174] [2024-12-02 06:27:01,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:01,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:02,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:02,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498096174] [2024-12-02 06:27:02,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498096174] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:02,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:02,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:02,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641914052] [2024-12-02 06:27:02,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:02,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:02,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:02,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:02,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,001 INFO L87 Difference]: Start difference. First operand 4297 states and 6108 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:02,035 INFO L93 Difference]: Finished difference Result 12429 states and 17693 transitions. [2024-12-02 06:27:02,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:02,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-12-02 06:27:02,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:02,039 INFO L225 Difference]: With dead ends: 12429 [2024-12-02 06:27:02,039 INFO L226 Difference]: Without dead ends: 8261 [2024-12-02 06:27:02,041 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,041 INFO L435 NwaCegarLoop]: 365 mSDtfsCounter, 123 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:02,041 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 575 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:02,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2024-12-02 06:27:02,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 8055. [2024-12-02 06:27:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8055 states, 8054 states have (on average 1.4173081698534888) internal successors, (11415), 8054 states have internal predecessors, (11415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8055 states to 8055 states and 11415 transitions. [2024-12-02 06:27:02,090 INFO L78 Accepts]: Start accepts. Automaton has 8055 states and 11415 transitions. Word has length 162 [2024-12-02 06:27:02,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:02,090 INFO L471 AbstractCegarLoop]: Abstraction has 8055 states and 11415 transitions. [2024-12-02 06:27:02,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,090 INFO L276 IsEmpty]: Start isEmpty. Operand 8055 states and 11415 transitions. [2024-12-02 06:27:02,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-12-02 06:27:02,091 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:02,091 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:02,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2024-12-02 06:27:02,091 INFO L396 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:02,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:02,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1535977670, now seen corresponding path program 1 times [2024-12-02 06:27:02,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:02,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88008974] [2024-12-02 06:27:02,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:02,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:02,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:02,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:02,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88008974] [2024-12-02 06:27:02,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88008974] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:02,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:02,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:02,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801378897] [2024-12-02 06:27:02,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:02,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:02,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:02,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:02,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,217 INFO L87 Difference]: Start difference. First operand 8055 states and 11415 transitions. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:02,259 INFO L93 Difference]: Finished difference Result 23499 states and 33257 transitions. [2024-12-02 06:27:02,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:02,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-12-02 06:27:02,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:02,267 INFO L225 Difference]: With dead ends: 23499 [2024-12-02 06:27:02,267 INFO L226 Difference]: Without dead ends: 15573 [2024-12-02 06:27:02,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,271 INFO L435 NwaCegarLoop]: 358 mSDtfsCounter, 116 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:02,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 575 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:02,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15573 states. [2024-12-02 06:27:02,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15573 to 15163. [2024-12-02 06:27:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15163 states, 15162 states have (on average 1.409180846853977) internal successors, (21366), 15162 states have internal predecessors, (21366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15163 states to 15163 states and 21366 transitions. [2024-12-02 06:27:02,371 INFO L78 Accepts]: Start accepts. Automaton has 15163 states and 21366 transitions. Word has length 163 [2024-12-02 06:27:02,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:02,371 INFO L471 AbstractCegarLoop]: Abstraction has 15163 states and 21366 transitions. [2024-12-02 06:27:02,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 15163 states and 21366 transitions. [2024-12-02 06:27:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 06:27:02,371 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:02,372 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:02,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2024-12-02 06:27:02,372 INFO L396 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:02,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:02,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1106817902, now seen corresponding path program 1 times [2024-12-02 06:27:02,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:02,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648066983] [2024-12-02 06:27:02,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:02,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:02,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:02,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648066983] [2024-12-02 06:27:02,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648066983] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:02,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:02,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:02,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080702670] [2024-12-02 06:27:02,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:02,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:02,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:02,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:02,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,488 INFO L87 Difference]: Start difference. First operand 15163 states and 21366 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:02,588 INFO L93 Difference]: Finished difference Result 44415 states and 62396 transitions. [2024-12-02 06:27:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:02,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-12-02 06:27:02,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:02,604 INFO L225 Difference]: With dead ends: 44415 [2024-12-02 06:27:02,604 INFO L226 Difference]: Without dead ends: 29381 [2024-12-02 06:27:02,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,609 INFO L435 NwaCegarLoop]: 351 mSDtfsCounter, 109 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:02,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 575 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:02,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29381 states. [2024-12-02 06:27:02,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29381 to 28563. [2024-12-02 06:27:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28563 states, 28562 states have (on average 1.3984314823891884) internal successors, (39942), 28562 states have internal predecessors, (39942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28563 states to 28563 states and 39942 transitions. [2024-12-02 06:27:02,807 INFO L78 Accepts]: Start accepts. Automaton has 28563 states and 39942 transitions. Word has length 164 [2024-12-02 06:27:02,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:02,808 INFO L471 AbstractCegarLoop]: Abstraction has 28563 states and 39942 transitions. [2024-12-02 06:27:02,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:02,808 INFO L276 IsEmpty]: Start isEmpty. Operand 28563 states and 39942 transitions. [2024-12-02 06:27:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:27:02,808 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:02,808 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:02,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2024-12-02 06:27:02,808 INFO L396 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:02,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:02,809 INFO L85 PathProgramCache]: Analyzing trace with hash -80365913, now seen corresponding path program 1 times [2024-12-02 06:27:02,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:02,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139832883] [2024-12-02 06:27:02,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:02,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:02,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:02,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:02,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139832883] [2024-12-02 06:27:02,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139832883] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:02,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:02,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:02,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755760987] [2024-12-02 06:27:02,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:02,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:02,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:02,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:02,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:02,933 INFO L87 Difference]: Start difference. First operand 28563 states and 39942 transitions. Second operand has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:03,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:03,079 INFO L93 Difference]: Finished difference Result 83799 states and 116696 transitions. [2024-12-02 06:27:03,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:03,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-12-02 06:27:03,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:03,113 INFO L225 Difference]: With dead ends: 83799 [2024-12-02 06:27:03,113 INFO L226 Difference]: Without dead ends: 55365 [2024-12-02 06:27:03,129 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:03,129 INFO L435 NwaCegarLoop]: 344 mSDtfsCounter, 102 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:03,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 575 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:03,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55365 states. [2024-12-02 06:27:03,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55365 to 53731. [2024-12-02 06:27:03,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53731 states, 53730 states have (on average 1.3854829704075935) internal successors, (74442), 53730 states have internal predecessors, (74442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53731 states to 53731 states and 74442 transitions. [2024-12-02 06:27:03,658 INFO L78 Accepts]: Start accepts. Automaton has 53731 states and 74442 transitions. Word has length 165 [2024-12-02 06:27:03,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:03,658 INFO L471 AbstractCegarLoop]: Abstraction has 53731 states and 74442 transitions. [2024-12-02 06:27:03,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 53731 states and 74442 transitions. [2024-12-02 06:27:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 06:27:03,659 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:03,659 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:03,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2024-12-02 06:27:03,659 INFO L396 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:03,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:03,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1282116857, now seen corresponding path program 1 times [2024-12-02 06:27:03,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:03,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580514308] [2024-12-02 06:27:03,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:03,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:03,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:03,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580514308] [2024-12-02 06:27:03,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580514308] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:03,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:03,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:03,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317555201] [2024-12-02 06:27:03,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:03,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:03,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:03,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:03,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:03,851 INFO L87 Difference]: Start difference. First operand 53731 states and 74442 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:04,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:04,124 INFO L93 Difference]: Finished difference Result 157671 states and 217340 transitions. [2024-12-02 06:27:04,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:04,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-12-02 06:27:04,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:04,193 INFO L225 Difference]: With dead ends: 157671 [2024-12-02 06:27:04,193 INFO L226 Difference]: Without dead ends: 104069 [2024-12-02 06:27:04,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:04,225 INFO L435 NwaCegarLoop]: 336 mSDtfsCounter, 95 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:04,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 574 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104069 states. [2024-12-02 06:27:05,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104069 to 100803. [2024-12-02 06:27:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100803 states, 100802 states have (on average 1.3703894763992779) internal successors, (138138), 100802 states have internal predecessors, (138138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100803 states to 100803 states and 138138 transitions. [2024-12-02 06:27:05,246 INFO L78 Accepts]: Start accepts. Automaton has 100803 states and 138138 transitions. Word has length 166 [2024-12-02 06:27:05,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:05,246 INFO L471 AbstractCegarLoop]: Abstraction has 100803 states and 138138 transitions. [2024-12-02 06:27:05,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 100803 states and 138138 transitions. [2024-12-02 06:27:05,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 06:27:05,247 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:05,247 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:05,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2024-12-02 06:27:05,247 INFO L396 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:05,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:05,247 INFO L85 PathProgramCache]: Analyzing trace with hash 115108336, now seen corresponding path program 1 times [2024-12-02 06:27:05,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:05,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317223585] [2024-12-02 06:27:05,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:05,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:05,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:05,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:05,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317223585] [2024-12-02 06:27:05,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317223585] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:05,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:05,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:05,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736205428] [2024-12-02 06:27:05,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:05,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:05,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:05,539 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:05,539 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:05,539 INFO L87 Difference]: Start difference. First operand 100803 states and 138138 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:06,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:06,159 INFO L93 Difference]: Finished difference Result 295623 states and 402716 transitions. [2024-12-02 06:27:06,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:06,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-12-02 06:27:06,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:06,295 INFO L225 Difference]: With dead ends: 295623 [2024-12-02 06:27:06,295 INFO L226 Difference]: Without dead ends: 194949 [2024-12-02 06:27:06,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:06,328 INFO L435 NwaCegarLoop]: 326 mSDtfsCounter, 84 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:06,328 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 571 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:06,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194949 states. [2024-12-02 06:27:08,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194949 to 188419. [2024-12-02 06:27:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188419 states, 188418 states have (on average 1.352959908289017) internal successors, (254922), 188418 states have internal predecessors, (254922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:08,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188419 states to 188419 states and 254922 transitions. [2024-12-02 06:27:08,300 INFO L78 Accepts]: Start accepts. Automaton has 188419 states and 254922 transitions. Word has length 167 [2024-12-02 06:27:08,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:08,301 INFO L471 AbstractCegarLoop]: Abstraction has 188419 states and 254922 transitions. [2024-12-02 06:27:08,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:08,301 INFO L276 IsEmpty]: Start isEmpty. Operand 188419 states and 254922 transitions. [2024-12-02 06:27:08,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 06:27:08,301 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:08,301 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:08,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2024-12-02 06:27:08,301 INFO L396 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:08,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:08,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1305452336, now seen corresponding path program 1 times [2024-12-02 06:27:08,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:08,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583799116] [2024-12-02 06:27:08,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:08,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:08,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:08,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583799116] [2024-12-02 06:27:08,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583799116] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:08,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:08,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:27:08,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263240662] [2024-12-02 06:27:08,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:08,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 06:27:08,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:08,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 06:27:08,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 06:27:08,742 INFO L87 Difference]: Start difference. First operand 188419 states and 254922 transitions. Second operand has 9 states, 9 states have (on average 18.666666666666668) internal successors, (168), 8 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:10,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:10,326 INFO L93 Difference]: Finished difference Result 568282 states and 767777 transitions. [2024-12-02 06:27:10,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 06:27:10,327 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.666666666666668) internal successors, (168), 8 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-12-02 06:27:10,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:10,887 INFO L225 Difference]: With dead ends: 568282 [2024-12-02 06:27:10,888 INFO L226 Difference]: Without dead ends: 379986 [2024-12-02 06:27:10,940 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:27:10,940 INFO L435 NwaCegarLoop]: 235 mSDtfsCounter, 780 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:10,940 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [780 Valid, 939 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 697 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:27:11,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379986 states. [2024-12-02 06:27:13,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379986 to 188419. [2024-12-02 06:27:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188419 states, 188418 states have (on average 1.3529546009404623) internal successors, (254921), 188418 states have internal predecessors, (254921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188419 states to 188419 states and 254921 transitions. [2024-12-02 06:27:13,907 INFO L78 Accepts]: Start accepts. Automaton has 188419 states and 254921 transitions. Word has length 168 [2024-12-02 06:27:13,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:13,907 INFO L471 AbstractCegarLoop]: Abstraction has 188419 states and 254921 transitions. [2024-12-02 06:27:13,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.666666666666668) internal successors, (168), 8 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 188419 states and 254921 transitions. [2024-12-02 06:27:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-12-02 06:27:13,908 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:13,908 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:13,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2024-12-02 06:27:13,908 INFO L396 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:13,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:13,908 INFO L85 PathProgramCache]: Analyzing trace with hash 658750453, now seen corresponding path program 1 times [2024-12-02 06:27:13,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:13,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930491147] [2024-12-02 06:27:13,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:13,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:14,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:14,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930491147] [2024-12-02 06:27:14,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930491147] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:14,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:14,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 06:27:14,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817487180] [2024-12-02 06:27:14,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:14,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 06:27:14,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:14,366 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 06:27:14,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 06:27:14,366 INFO L87 Difference]: Start difference. First operand 188419 states and 254921 transitions. Second operand has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:14,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:14,662 INFO L93 Difference]: Finished difference Result 191493 states and 259018 transitions. [2024-12-02 06:27:14,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 06:27:14,662 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-12-02 06:27:14,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:14,806 INFO L225 Difference]: With dead ends: 191493 [2024-12-02 06:27:14,806 INFO L226 Difference]: Without dead ends: 191491 [2024-12-02 06:27:14,842 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 06:27:14,842 INFO L435 NwaCegarLoop]: 258 mSDtfsCounter, 0 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1273 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:14,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1273 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:14,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191491 states. [2024-12-02 06:27:16,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191491 to 191491. [2024-12-02 06:27:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191491 states, 191490 states have (on average 1.341276306856755) internal successors, (256841), 191490 states have internal predecessors, (256841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:16,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191491 states to 191491 states and 256841 transitions. [2024-12-02 06:27:16,942 INFO L78 Accepts]: Start accepts. Automaton has 191491 states and 256841 transitions. Word has length 170 [2024-12-02 06:27:16,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:16,943 INFO L471 AbstractCegarLoop]: Abstraction has 191491 states and 256841 transitions. [2024-12-02 06:27:16,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:16,943 INFO L276 IsEmpty]: Start isEmpty. Operand 191491 states and 256841 transitions. [2024-12-02 06:27:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-12-02 06:27:16,943 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:16,943 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:16,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2024-12-02 06:27:16,943 INFO L396 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:16,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:16,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1209329863, now seen corresponding path program 1 times [2024-12-02 06:27:16,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:16,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908453290] [2024-12-02 06:27:16,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:16,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:17,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:17,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908453290] [2024-12-02 06:27:17,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908453290] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:17,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:27:17,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:27:17,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021629808] [2024-12-02 06:27:17,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:17,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:27:17,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:17,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:27:17,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:17,010 INFO L87 Difference]: Start difference. First operand 191491 states and 256841 transitions. Second operand has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:17,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:17,793 INFO L93 Difference]: Finished difference Result 386695 states and 518731 transitions. [2024-12-02 06:27:17,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:27:17,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-12-02 06:27:17,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:17,953 INFO L225 Difference]: With dead ends: 386695 [2024-12-02 06:27:17,953 INFO L226 Difference]: Without dead ends: 195333 [2024-12-02 06:27:18,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:27:18,027 INFO L435 NwaCegarLoop]: 306 mSDtfsCounter, 152 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:18,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 474 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:27:18,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195333 states. [2024-12-02 06:27:20,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195333 to 195331. [2024-12-02 06:27:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195331 states, 195330 states have (on average 1.3299800337889724) internal successors, (259785), 195330 states have internal predecessors, (259785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195331 states to 195331 states and 259785 transitions. [2024-12-02 06:27:20,382 INFO L78 Accepts]: Start accepts. Automaton has 195331 states and 259785 transitions. Word has length 170 [2024-12-02 06:27:20,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:20,382 INFO L471 AbstractCegarLoop]: Abstraction has 195331 states and 259785 transitions. [2024-12-02 06:27:20,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 195331 states and 259785 transitions. [2024-12-02 06:27:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-12-02 06:27:20,390 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:20,390 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:20,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2024-12-02 06:27:20,390 INFO L396 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:20,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:20,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1340818480, now seen corresponding path program 1 times [2024-12-02 06:27:20,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:20,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490263342] [2024-12-02 06:27:20,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:20,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:21,099 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:21,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:21,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490263342] [2024-12-02 06:27:21,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490263342] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:27:21,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011933447] [2024-12-02 06:27:21,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:21,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:27:21,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:27:21,101 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:27:21,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 06:27:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:21,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 1328 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 06:27:21,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:27:22,974 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:22,975 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:27:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:25,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011933447] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 06:27:25,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 06:27:25,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 31 [2024-12-02 06:27:25,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138677145] [2024-12-02 06:27:25,195 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 06:27:25,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-12-02 06:27:25,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:25,196 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-12-02 06:27:25,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=876, Unknown=0, NotChecked=0, Total=992 [2024-12-02 06:27:25,196 INFO L87 Difference]: Start difference. First operand 195331 states and 259785 transitions. Second operand has 32 states, 32 states have (on average 19.03125) internal successors, (609), 31 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:35,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:27:35,326 INFO L93 Difference]: Finished difference Result 1839714 states and 2440915 transitions. [2024-12-02 06:27:35,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-02 06:27:35,327 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 19.03125) internal successors, (609), 31 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 211 [2024-12-02 06:27:35,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:27:37,342 INFO L225 Difference]: With dead ends: 1839714 [2024-12-02 06:27:37,342 INFO L226 Difference]: Without dead ends: 1644512 [2024-12-02 06:27:38,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7041 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=3814, Invalid=19442, Unknown=0, NotChecked=0, Total=23256 [2024-12-02 06:27:38,727 INFO L435 NwaCegarLoop]: 202 mSDtfsCounter, 7745 mSDsluCounter, 2773 mSDsCounter, 0 mSdLazyCounter, 2876 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7745 SdHoareTripleChecker+Valid, 2975 SdHoareTripleChecker+Invalid, 2996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:27:38,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7745 Valid, 2975 Invalid, 2996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2876 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 06:27:39,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644512 states. [2024-12-02 06:27:54,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644512 to 1091680. [2024-12-02 06:27:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091680 states, 1091679 states have (on average 1.3237169534267856) internal successors, (1445074), 1091679 states have internal predecessors, (1445074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091680 states to 1091680 states and 1445074 transitions. [2024-12-02 06:27:56,956 INFO L78 Accepts]: Start accepts. Automaton has 1091680 states and 1445074 transitions. Word has length 211 [2024-12-02 06:27:56,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:56,956 INFO L471 AbstractCegarLoop]: Abstraction has 1091680 states and 1445074 transitions. [2024-12-02 06:27:56,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 19.03125) internal successors, (609), 31 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:27:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1091680 states and 1445074 transitions. [2024-12-02 06:27:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-12-02 06:27:57,021 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:57,022 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:27:57,531 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forcibly destroying the process [2024-12-02 06:27:57,532 WARN L724 oredProcess$PipePump]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] The stream was forcibly closed: stdIn [2024-12-02 06:27:57,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-12-02 06:27:57,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:27:57,533 INFO L396 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-12-02 06:27:57,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:57,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1435819316, now seen corresponding path program 1 times [2024-12-02 06:27:57,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:57,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795139188] [2024-12-02 06:27:57,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:57,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:58,125 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:27:58,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:58,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795139188] [2024-12-02 06:27:58,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795139188] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:27:58,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142681847] [2024-12-02 06:27:58,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:58,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:27:58,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:27:58,128 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:27:58,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb9ecd1-d89e-4c17-9e02-df0b8fbb40a0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 06:27:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:58,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 1333 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 06:27:58,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:28:00,289 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:28:00,289 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:28:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 06:28:02,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [142681847] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 06:28:02,274 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 06:28:02,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 27 [2024-12-02 06:28:02,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500553994] [2024-12-02 06:28:02,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 06:28:02,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 06:28:02,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:28:02,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 06:28:02,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=635, Unknown=0, NotChecked=0, Total=756 [2024-12-02 06:28:02,276 INFO L87 Difference]: Start difference. First operand 1091680 states and 1445074 transitions. Second operand has 28 states, 28 states have (on average 19.107142857142858) internal successors, (535), 27 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 06:28:14,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:28:14,942 INFO L93 Difference]: Finished difference Result 4525642 states and 6020109 transitions. [2024-12-02 06:28:14,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-12-02 06:28:14,943 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 19.107142857142858) internal successors, (535), 27 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 212 [2024-12-02 06:28:14,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:28:19,576 INFO L225 Difference]: With dead ends: 4525642 [2024-12-02 06:28:19,576 INFO L226 Difference]: Without dead ends: 3434136 [2024-12-02 06:28:20,513 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=554, Invalid=1798, Unknown=0, NotChecked=0, Total=2352 [2024-12-02 06:28:20,513 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 2325 mSDsluCounter, 1961 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 2205 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:28:20,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2325 Valid, 2205 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 06:28:21,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3434136 states.