./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX --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 07df7c2ca2abed9bcd09481b78e93a7ff3ff9af974a044cb3d572c2018ab9c02 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:23:58,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:23:58,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:23:58,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:23:58,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:23:58,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:23:58,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:23:58,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:23:58,874 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:23:58,874 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:23:58,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:23:58,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:23:58,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:23:58,877 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:23:58,877 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:23:58,878 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:23:58,878 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:23:58,879 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:23:58,879 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:23:58,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:23:58,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:23:58,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:23:58,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:23:58,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:23:58,882 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:23:58,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:23:58,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:23:58,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:23:58,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:23:58,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:23:58,885 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:23:58,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:23:58,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:23:58,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:23:58,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:23:58,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:23:58,888 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:23:58,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:23:58,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:23:58,889 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:23:58,890 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:23:58,893 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:23:58,894 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07df7c2ca2abed9bcd09481b78e93a7ff3ff9af974a044cb3d572c2018ab9c02 [2024-11-08 17:23:59,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:23:59,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:23:59,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:23:59,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:23:59,299 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:23:59,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c Unable to find full path for "g++" [2024-11-08 17:24:01,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:24:02,702 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:24:02,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-08 17:24:02,766 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/data/b85b842dd/8326f66e3a22422d852140b44e103737/FLAGa597aefaa [2024-11-08 17:24:03,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/data/b85b842dd/8326f66e3a22422d852140b44e103737 [2024-11-08 17:24:03,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:24:03,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:24:03,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:24:03,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:24:03,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:24:03,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:24:03" (1/1) ... [2024-11-08 17:24:03,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45daddf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:03, skipping insertion in model container [2024-11-08 17:24:03,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:24:03" (1/1) ... [2024-11-08 17:24:03,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:24:04,394 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[21603,21616] [2024-11-08 17:24:04,483 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27289,27302] [2024-11-08 17:24:04,500 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[28711,28724] [2024-11-08 17:24:04,512 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[29569,29582] [2024-11-08 17:24:04,531 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31319,31332] [2024-11-08 17:24:04,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32177,32190] [2024-11-08 17:24:04,562 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33363,33376] [2024-11-08 17:24:04,591 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[36132,36145] [2024-11-08 17:24:04,603 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[36993,37006] [2024-11-08 17:24:04,620 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38182,38195] [2024-11-08 17:24:04,654 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[40387,40400] [2024-11-08 17:24:04,694 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[44640,44653] [2024-11-08 17:24:04,704 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[45501,45514] [2024-11-08 17:24:04,729 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[46690,46703] [2024-11-08 17:24:04,752 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48895,48908] [2024-11-08 17:24:04,786 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[52584,52597] [2024-11-08 17:24:04,841 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[59245,59258] [2024-11-08 17:24:04,851 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60106,60119] [2024-11-08 17:24:04,868 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61295,61308] [2024-11-08 17:24:04,895 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63500,63513] [2024-11-08 17:24:04,924 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[67189,67202] [2024-11-08 17:24:04,974 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[73286,73299] [2024-11-08 17:24:05,087 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[84175,84188] [2024-11-08 17:24:05,098 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[85036,85049] [2024-11-08 17:24:05,109 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[86229,86242] [2024-11-08 17:24:05,141 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[88438,88451] [2024-11-08 17:24:05,181 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[92411,92424] [2024-11-08 17:24:05,244 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[99364,99377] [2024-11-08 17:24:05,350 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[111409,111422] [2024-11-08 17:24:05,533 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[132586,132599] [2024-11-08 17:24:05,543 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[133447,133460] [2024-11-08 17:24:05,553 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[134636,134649] [2024-11-08 17:24:05,574 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[136841,136854] [2024-11-08 17:24:05,605 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[140530,140543] [2024-11-08 17:24:05,657 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[146627,146640] [2024-11-08 17:24:05,724 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[156952,156965] [2024-11-08 17:24:05,835 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[174689,174702] [2024-11-08 17:24:08,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:24:08,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:24:08,471 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[21603,21616] [2024-11-08 17:24:08,500 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[27289,27302] [2024-11-08 17:24:08,512 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[28711,28724] [2024-11-08 17:24:08,520 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[29569,29582] [2024-11-08 17:24:08,533 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31319,31332] [2024-11-08 17:24:08,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32177,32190] [2024-11-08 17:24:08,556 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33363,33376] [2024-11-08 17:24:08,584 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[36132,36145] [2024-11-08 17:24:08,593 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[36993,37006] [2024-11-08 17:24:08,604 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[38182,38195] [2024-11-08 17:24:08,678 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[40387,40400] [2024-11-08 17:24:08,706 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[44640,44653] [2024-11-08 17:24:08,714 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[45501,45514] [2024-11-08 17:24:08,724 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[46690,46703] [2024-11-08 17:24:08,740 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48895,48908] [2024-11-08 17:24:08,765 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[52584,52597] [2024-11-08 17:24:08,806 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[59245,59258] [2024-11-08 17:24:08,815 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60106,60119] [2024-11-08 17:24:08,825 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61295,61308] [2024-11-08 17:24:08,842 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63500,63513] [2024-11-08 17:24:08,868 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[67189,67202] [2024-11-08 17:24:08,909 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[73286,73299] [2024-11-08 17:24:08,970 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[84175,84188] [2024-11-08 17:24:08,981 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[85036,85049] [2024-11-08 17:24:08,991 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[86229,86242] [2024-11-08 17:24:09,009 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[88438,88451] [2024-11-08 17:24:09,039 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[92411,92424] [2024-11-08 17:24:09,089 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[99364,99377] [2024-11-08 17:24:09,169 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[111409,111422] [2024-11-08 17:24:09,301 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[132586,132599] [2024-11-08 17:24:09,310 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[133447,133460] [2024-11-08 17:24:09,320 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[134636,134649] [2024-11-08 17:24:09,337 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[136841,136854] [2024-11-08 17:24:09,363 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[140530,140543] [2024-11-08 17:24:09,402 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[146627,146640] [2024-11-08 17:24:09,466 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[156952,156965] [2024-11-08 17:24:09,558 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_f170f3d8-8215-4c8d-9269-fe506829a490/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[174689,174702] [2024-11-08 17:24:11,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:24:11,226 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:24:11,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11 WrapperNode [2024-11-08 17:24:11,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:24:11,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:24:11,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:24:11,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:24:11,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:11,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:11,837 INFO L138 Inliner]: procedures = 28, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24721 [2024-11-08 17:24:11,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:24:11,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:24:11,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:24:11,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:24:11,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:11,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:11,944 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,158 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:24:12,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:24:12,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:24:12,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:24:12,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:24:12,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (1/1) ... [2024-11-08 17:24:12,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:24:12,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:24:12,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:24:12,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f170f3d8-8215-4c8d-9269-fe506829a490/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:24:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:24:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:24:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:24:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:24:13,644 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:24:13,646 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:24:28,943 INFO L? ?]: Removed 3580 outVars from TransFormulas that were not future-live. [2024-11-08 17:24:28,943 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:24:29,042 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:24:29,042 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:24:29,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:24:29 BoogieIcfgContainer [2024-11-08 17:24:29,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:24:29,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:24:29,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:24:29,052 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:24:29,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:24:03" (1/3) ... [2024-11-08 17:24:29,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac9d174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:24:29, skipping insertion in model container [2024-11-08 17:24:29,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:24:11" (2/3) ... [2024-11-08 17:24:29,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac9d174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:24:29, skipping insertion in model container [2024-11-08 17:24:29,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:24:29" (3/3) ... [2024-11-08 17:24:29,056 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-08 17:24:29,080 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:24:29,080 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2024-11-08 17:24:29,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:24:29,336 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;@6196f99c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:24:29,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2024-11-08 17:24:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 3854 states, 3816 states have (on average 1.874475890985325) internal successors, (7153), 3853 states have internal predecessors, (7153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-08 17:24:29,431 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:29,432 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:29,433 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:29,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:29,440 INFO L85 PathProgramCache]: Analyzing trace with hash -150150757, now seen corresponding path program 1 times [2024-11-08 17:24:29,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:29,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636730061] [2024-11-08 17:24:29,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:29,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:31,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:31,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:31,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636730061] [2024-11-08 17:24:31,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636730061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:31,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:31,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:31,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756563344] [2024-11-08 17:24:31,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:31,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:31,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:31,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:31,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:31,056 INFO L87 Difference]: Start difference. First operand has 3854 states, 3816 states have (on average 1.874475890985325) internal successors, (7153), 3853 states have internal predecessors, (7153), 0 states have call successors, (0), 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 23.2) internal successors, (116), 4 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) [2024-11-08 17:24:35,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:35,671 INFO L93 Difference]: Finished difference Result 6602 states and 11760 transitions. [2024-11-08 17:24:35,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:35,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 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 [2024-11-08 17:24:35,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:35,732 INFO L225 Difference]: With dead ends: 6602 [2024-11-08 17:24:35,733 INFO L226 Difference]: Without dead ends: 3827 [2024-11-08 17:24:35,748 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:35,755 INFO L432 NwaCegarLoop]: 3381 mSDtfsCounter, 18407 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 2347 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18407 SdHoareTripleChecker+Valid, 4385 SdHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:35,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18407 Valid, 4385 Invalid, 2353 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 2347 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:24:35,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3827 states. [2024-11-08 17:24:35,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3827 to 3701. [2024-11-08 17:24:35,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3664 states have (on average 1.3788209606986899) internal successors, (5052), 3700 states have internal predecessors, (5052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 5052 transitions. [2024-11-08 17:24:35,971 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 5052 transitions. Word has length 116 [2024-11-08 17:24:35,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:35,972 INFO L471 AbstractCegarLoop]: Abstraction has 3701 states and 5052 transitions. [2024-11-08 17:24:35,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 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) [2024-11-08 17:24:35,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 5052 transitions. [2024-11-08 17:24:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-08 17:24:35,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:35,984 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:35,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:24:35,985 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:35,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:35,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1021046553, now seen corresponding path program 1 times [2024-11-08 17:24:35,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:35,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673844326] [2024-11-08 17:24:35,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:35,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:36,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:36,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:36,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673844326] [2024-11-08 17:24:36,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673844326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:36,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:36,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:36,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466656146] [2024-11-08 17:24:36,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:36,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:36,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:36,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:36,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:36,548 INFO L87 Difference]: Start difference. First operand 3701 states and 5052 transitions. Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 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) [2024-11-08 17:24:39,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:39,352 INFO L93 Difference]: Finished difference Result 6314 states and 8889 transitions. [2024-11-08 17:24:39,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:39,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 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 [2024-11-08 17:24:39,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:39,372 INFO L225 Difference]: With dead ends: 6314 [2024-11-08 17:24:39,372 INFO L226 Difference]: Without dead ends: 3213 [2024-11-08 17:24:39,379 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:39,382 INFO L432 NwaCegarLoop]: 1756 mSDtfsCounter, 9421 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9421 SdHoareTripleChecker+Valid, 1792 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:39,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9421 Valid, 1792 Invalid, 1457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 17:24:39,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2024-11-08 17:24:39,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 3213. [2024-11-08 17:24:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3213 states, 3176 states have (on average 1.4162468513853905) internal successors, (4498), 3212 states have internal predecessors, (4498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4498 transitions. [2024-11-08 17:24:39,490 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4498 transitions. Word has length 117 [2024-11-08 17:24:39,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:39,492 INFO L471 AbstractCegarLoop]: Abstraction has 3213 states and 4498 transitions. [2024-11-08 17:24:39,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 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) [2024-11-08 17:24:39,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4498 transitions. [2024-11-08 17:24:39,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 17:24:39,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:39,507 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:39,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:24:39,508 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:39,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:39,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1704632037, now seen corresponding path program 1 times [2024-11-08 17:24:39,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:39,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078978060] [2024-11-08 17:24:39,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:39,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:40,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:40,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078978060] [2024-11-08 17:24:40,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078978060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:40,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:40,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:40,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418429400] [2024-11-08 17:24:40,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:40,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:40,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:40,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:40,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:40,056 INFO L87 Difference]: Start difference. First operand 3213 states and 4498 transitions. Second operand has 5 states, 5 states have (on average 23.6) internal successors, (118), 4 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) [2024-11-08 17:24:42,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:42,810 INFO L93 Difference]: Finished difference Result 5826 states and 8333 transitions. [2024-11-08 17:24:42,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:42,810 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 4 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 [2024-11-08 17:24:42,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:42,826 INFO L225 Difference]: With dead ends: 5826 [2024-11-08 17:24:42,827 INFO L226 Difference]: Without dead ends: 3053 [2024-11-08 17:24:42,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:42,832 INFO L432 NwaCegarLoop]: 1208 mSDtfsCounter, 8707 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1785 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8707 SdHoareTripleChecker+Valid, 1268 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:42,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8707 Valid, 1268 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1785 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 17:24:42,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3053 states. [2024-11-08 17:24:42,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3053 to 3053. [2024-11-08 17:24:42,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3053 states, 3016 states have (on average 1.427055702917772) internal successors, (4304), 3052 states have internal predecessors, (4304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:42,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 3053 states and 4304 transitions. [2024-11-08 17:24:42,911 INFO L78 Accepts]: Start accepts. Automaton has 3053 states and 4304 transitions. Word has length 118 [2024-11-08 17:24:42,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:42,912 INFO L471 AbstractCegarLoop]: Abstraction has 3053 states and 4304 transitions. [2024-11-08 17:24:42,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 4 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) [2024-11-08 17:24:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 4304 transitions. [2024-11-08 17:24:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 17:24:42,921 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:42,921 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:42,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:24:42,922 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:42,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:42,924 INFO L85 PathProgramCache]: Analyzing trace with hash 46418268, now seen corresponding path program 1 times [2024-11-08 17:24:42,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:42,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45645248] [2024-11-08 17:24:42,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:42,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:43,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:43,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:43,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45645248] [2024-11-08 17:24:43,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45645248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:43,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:43,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:43,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905366797] [2024-11-08 17:24:43,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:43,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:43,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:43,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:43,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:43,466 INFO L87 Difference]: Start difference. First operand 3053 states and 4304 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 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) [2024-11-08 17:24:45,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:45,549 INFO L93 Difference]: Finished difference Result 5666 states and 8137 transitions. [2024-11-08 17:24:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:45,549 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 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 [2024-11-08 17:24:45,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:45,560 INFO L225 Difference]: With dead ends: 5666 [2024-11-08 17:24:45,560 INFO L226 Difference]: Without dead ends: 2925 [2024-11-08 17:24:45,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:45,565 INFO L432 NwaCegarLoop]: 1349 mSDtfsCounter, 8338 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 1499 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8338 SdHoareTripleChecker+Valid, 1401 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:45,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8338 Valid, 1401 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1499 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-08 17:24:45,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2925 states. [2024-11-08 17:24:45,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2925 to 2925. [2024-11-08 17:24:45,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2925 states, 2888 states have (on average 1.4397506925207757) internal successors, (4158), 2924 states have internal predecessors, (4158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2925 states and 4158 transitions. [2024-11-08 17:24:45,634 INFO L78 Accepts]: Start accepts. Automaton has 2925 states and 4158 transitions. Word has length 119 [2024-11-08 17:24:45,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:45,635 INFO L471 AbstractCegarLoop]: Abstraction has 2925 states and 4158 transitions. [2024-11-08 17:24:45,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 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) [2024-11-08 17:24:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 4158 transitions. [2024-11-08 17:24:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 17:24:45,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:45,643 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:45,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:24:45,644 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:45,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:45,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1481188516, now seen corresponding path program 1 times [2024-11-08 17:24:45,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:45,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644268918] [2024-11-08 17:24:45,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:45,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:46,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:46,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:46,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644268918] [2024-11-08 17:24:46,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644268918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:46,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:46,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:46,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325717141] [2024-11-08 17:24:46,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:46,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:46,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:46,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:46,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:46,019 INFO L87 Difference]: Start difference. First operand 2925 states and 4158 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 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) [2024-11-08 17:24:47,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:47,732 INFO L93 Difference]: Finished difference Result 5538 states and 7989 transitions. [2024-11-08 17:24:47,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:47,732 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 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 [2024-11-08 17:24:47,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:47,743 INFO L225 Difference]: With dead ends: 5538 [2024-11-08 17:24:47,744 INFO L226 Difference]: Without dead ends: 2813 [2024-11-08 17:24:47,748 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:47,749 INFO L432 NwaCegarLoop]: 1460 mSDtfsCounter, 8062 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8062 SdHoareTripleChecker+Valid, 1488 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:47,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8062 Valid, 1488 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 17:24:47,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2813 states. [2024-11-08 17:24:47,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2813 to 2813. [2024-11-08 17:24:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2813 states, 2776 states have (on average 1.4538904899135447) internal successors, (4036), 2812 states have internal predecessors, (4036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:47,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 4036 transitions. [2024-11-08 17:24:47,825 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 4036 transitions. Word has length 120 [2024-11-08 17:24:47,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:47,825 INFO L471 AbstractCegarLoop]: Abstraction has 2813 states and 4036 transitions. [2024-11-08 17:24:47,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 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) [2024-11-08 17:24:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 4036 transitions. [2024-11-08 17:24:47,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-08 17:24:47,833 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:47,833 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:47,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:24:47,834 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:47,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:47,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1088659095, now seen corresponding path program 1 times [2024-11-08 17:24:47,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:47,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881688472] [2024-11-08 17:24:47,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:47,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:48,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:48,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881688472] [2024-11-08 17:24:48,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881688472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:48,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:48,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:48,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763481136] [2024-11-08 17:24:48,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:48,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:48,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:48,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:48,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:48,249 INFO L87 Difference]: Start difference. First operand 2813 states and 4036 transitions. Second operand has 5 states, 5 states have (on average 24.2) internal successors, (121), 4 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) [2024-11-08 17:24:50,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:50,201 INFO L93 Difference]: Finished difference Result 5426 states and 7865 transitions. [2024-11-08 17:24:50,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:50,202 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 4 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 [2024-11-08 17:24:50,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:50,211 INFO L225 Difference]: With dead ends: 5426 [2024-11-08 17:24:50,211 INFO L226 Difference]: Without dead ends: 2748 [2024-11-08 17:24:50,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:50,215 INFO L432 NwaCegarLoop]: 1443 mSDtfsCounter, 7878 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 1214 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7878 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:50,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7878 Valid, 1455 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1214 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 17:24:50,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2748 states. [2024-11-08 17:24:50,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2748 to 2748. [2024-11-08 17:24:50,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2748 states, 2711 states have (on average 1.4625599409811878) internal successors, (3965), 2747 states have internal predecessors, (3965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:50,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2748 states and 3965 transitions. [2024-11-08 17:24:50,284 INFO L78 Accepts]: Start accepts. Automaton has 2748 states and 3965 transitions. Word has length 121 [2024-11-08 17:24:50,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:50,284 INFO L471 AbstractCegarLoop]: Abstraction has 2748 states and 3965 transitions. [2024-11-08 17:24:50,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 4 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) [2024-11-08 17:24:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3965 transitions. [2024-11-08 17:24:50,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-08 17:24:50,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:50,292 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:50,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:24:50,292 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:50,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:50,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1122787720, now seen corresponding path program 1 times [2024-11-08 17:24:50,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:50,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767838978] [2024-11-08 17:24:50,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:50,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:50,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:50,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767838978] [2024-11-08 17:24:50,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767838978] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:50,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:50,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:50,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384872422] [2024-11-08 17:24:50,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:50,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:50,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:50,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:50,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:50,660 INFO L87 Difference]: Start difference. First operand 2748 states and 3965 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:52,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:52,711 INFO L93 Difference]: Finished difference Result 5361 states and 7792 transitions. [2024-11-08 17:24:52,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:52,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2024-11-08 17:24:52,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:52,722 INFO L225 Difference]: With dead ends: 5361 [2024-11-08 17:24:52,722 INFO L226 Difference]: Without dead ends: 2717 [2024-11-08 17:24:52,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:52,729 INFO L432 NwaCegarLoop]: 1420 mSDtfsCounter, 7763 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7763 SdHoareTripleChecker+Valid, 1440 SdHoareTripleChecker+Invalid, 1211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:52,730 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7763 Valid, 1440 Invalid, 1211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1203 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-08 17:24:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2717 states. [2024-11-08 17:24:52,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2717 to 2717. [2024-11-08 17:24:52,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2717 states, 2680 states have (on average 1.4664179104477613) internal successors, (3930), 2716 states have internal predecessors, (3930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2717 states and 3930 transitions. [2024-11-08 17:24:52,812 INFO L78 Accepts]: Start accepts. Automaton has 2717 states and 3930 transitions. Word has length 122 [2024-11-08 17:24:52,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:52,813 INFO L471 AbstractCegarLoop]: Abstraction has 2717 states and 3930 transitions. [2024-11-08 17:24:52,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:52,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 3930 transitions. [2024-11-08 17:24:52,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 17:24:52,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:52,823 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:52,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:24:52,824 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:52,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:52,826 INFO L85 PathProgramCache]: Analyzing trace with hash -204963786, now seen corresponding path program 1 times [2024-11-08 17:24:52,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:52,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999441139] [2024-11-08 17:24:52,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:52,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:53,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:53,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999441139] [2024-11-08 17:24:53,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999441139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:53,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:53,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:24:53,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67744928] [2024-11-08 17:24:53,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:53,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:24:53,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:53,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:24:53,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:24:53,177 INFO L87 Difference]: Start difference. First operand 2717 states and 3930 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:54,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:24:54,994 INFO L93 Difference]: Finished difference Result 5330 states and 7755 transitions. [2024-11-08 17:24:54,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:24:54,995 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2024-11-08 17:24:54,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:24:55,005 INFO L225 Difference]: With dead ends: 5330 [2024-11-08 17:24:55,005 INFO L226 Difference]: Without dead ends: 2706 [2024-11-08 17:24:55,008 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:24:55,009 INFO L432 NwaCegarLoop]: 1329 mSDtfsCounter, 7663 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 1281 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7663 SdHoareTripleChecker+Valid, 1373 SdHoareTripleChecker+Invalid, 1317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:24:55,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7663 Valid, 1373 Invalid, 1317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1281 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-08 17:24:55,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2706 states. [2024-11-08 17:24:55,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2706 to 2706. [2024-11-08 17:24:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4672161858373922) internal successors, (3916), 2705 states have internal predecessors, (3916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3916 transitions. [2024-11-08 17:24:55,071 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3916 transitions. Word has length 123 [2024-11-08 17:24:55,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:24:55,072 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3916 transitions. [2024-11-08 17:24:55,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:24:55,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3916 transitions. [2024-11-08 17:24:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 17:24:55,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:24:55,079 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:24:55,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 17:24:55,080 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:24:55,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:24:55,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1522376233, now seen corresponding path program 1 times [2024-11-08 17:24:55,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:24:55,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385532941] [2024-11-08 17:24:55,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:24:55,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:24:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:24:56,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:24:56,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:24:56,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385532941] [2024-11-08 17:24:56,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385532941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:24:56,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:24:56,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:24:56,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518233154] [2024-11-08 17:24:56,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:24:56,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:24:56,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:24:56,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:24:56,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:24:56,260 INFO L87 Difference]: Start difference. First operand 2706 states and 3916 transitions. Second operand has 12 states, 12 states have (on average 10.333333333333334) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:02,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:02,337 INFO L93 Difference]: Finished difference Result 4502 states and 6498 transitions. [2024-11-08 17:25:02,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 17:25:02,337 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.333333333333334) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2024-11-08 17:25:02,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:02,353 INFO L225 Difference]: With dead ends: 4502 [2024-11-08 17:25:02,353 INFO L226 Difference]: Without dead ends: 4198 [2024-11-08 17:25:02,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2024-11-08 17:25:02,356 INFO L432 NwaCegarLoop]: 1410 mSDtfsCounter, 6827 mSDsluCounter, 6998 mSDsCounter, 0 mSdLazyCounter, 7253 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6827 SdHoareTripleChecker+Valid, 8408 SdHoareTripleChecker+Invalid, 7266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 7253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:02,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6827 Valid, 8408 Invalid, 7266 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 7253 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-08 17:25:02,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4198 states. [2024-11-08 17:25:02,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4198 to 2715. [2024-11-08 17:25:02,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2678 states have (on average 1.4667662434652726) internal successors, (3928), 2714 states have internal predecessors, (3928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:02,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 3928 transitions. [2024-11-08 17:25:02,457 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 3928 transitions. Word has length 124 [2024-11-08 17:25:02,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:02,458 INFO L471 AbstractCegarLoop]: Abstraction has 2715 states and 3928 transitions. [2024-11-08 17:25:02,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.333333333333334) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:02,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 3928 transitions. [2024-11-08 17:25:02,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 17:25:02,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:02,467 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:02,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 17:25:02,467 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:02,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:02,468 INFO L85 PathProgramCache]: Analyzing trace with hash -115626613, now seen corresponding path program 1 times [2024-11-08 17:25:02,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:02,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294104037] [2024-11-08 17:25:02,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:02,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:03,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:03,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294104037] [2024-11-08 17:25:03,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294104037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:03,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:03,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:03,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432689634] [2024-11-08 17:25:03,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:03,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:03,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:03,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:03,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:03,763 INFO L87 Difference]: Start difference. First operand 2715 states and 3928 transitions. Second operand has 9 states, 9 states have (on average 13.777777777777779) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:09,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:09,126 INFO L93 Difference]: Finished difference Result 4295 states and 6194 transitions. [2024-11-08 17:25:09,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:25:09,127 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.777777777777779) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2024-11-08 17:25:09,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:09,135 INFO L225 Difference]: With dead ends: 4295 [2024-11-08 17:25:09,135 INFO L226 Difference]: Without dead ends: 3706 [2024-11-08 17:25:09,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:25:09,138 INFO L432 NwaCegarLoop]: 1418 mSDtfsCounter, 11876 mSDsluCounter, 6443 mSDsCounter, 0 mSdLazyCounter, 6648 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11876 SdHoareTripleChecker+Valid, 7861 SdHoareTripleChecker+Invalid, 6655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:09,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11876 Valid, 7861 Invalid, 6655 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6648 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-08 17:25:09,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3706 states. [2024-11-08 17:25:09,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3706 to 2706. [2024-11-08 17:25:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.466841513675534) internal successors, (3915), 2705 states have internal predecessors, (3915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3915 transitions. [2024-11-08 17:25:09,196 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3915 transitions. Word has length 124 [2024-11-08 17:25:09,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:09,197 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3915 transitions. [2024-11-08 17:25:09,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.777777777777779) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:09,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3915 transitions. [2024-11-08 17:25:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 17:25:09,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:09,204 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:09,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 17:25:09,205 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:09,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:09,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1896036516, now seen corresponding path program 1 times [2024-11-08 17:25:09,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:09,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918685410] [2024-11-08 17:25:09,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:09,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:09,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:09,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:09,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918685410] [2024-11-08 17:25:09,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918685410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:09,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:09,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:09,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390107137] [2024-11-08 17:25:09,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:09,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:09,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:09,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:09,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:09,897 INFO L87 Difference]: Start difference. First operand 2706 states and 3915 transitions. Second operand has 9 states, 9 states have (on average 13.777777777777779) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:13,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:13,523 INFO L93 Difference]: Finished difference Result 4208 states and 6030 transitions. [2024-11-08 17:25:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:25:13,524 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.777777777777779) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2024-11-08 17:25:13,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:13,530 INFO L225 Difference]: With dead ends: 4208 [2024-11-08 17:25:13,530 INFO L226 Difference]: Without dead ends: 4010 [2024-11-08 17:25:13,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:13,532 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 6939 mSDsluCounter, 4479 mSDsCounter, 0 mSdLazyCounter, 5247 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6939 SdHoareTripleChecker+Valid, 5836 SdHoareTripleChecker+Invalid, 5253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:13,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6939 Valid, 5836 Invalid, 5253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5247 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-08 17:25:13,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4010 states. [2024-11-08 17:25:13,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4010 to 2706. [2024-11-08 17:25:13,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4664668415136755) internal successors, (3914), 2705 states have internal predecessors, (3914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:13,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3914 transitions. [2024-11-08 17:25:13,583 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3914 transitions. Word has length 124 [2024-11-08 17:25:13,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:13,584 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3914 transitions. [2024-11-08 17:25:13,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.777777777777779) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3914 transitions. [2024-11-08 17:25:13,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 17:25:13,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:13,588 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:13,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 17:25:13,589 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:13,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:13,590 INFO L85 PathProgramCache]: Analyzing trace with hash 553304081, now seen corresponding path program 1 times [2024-11-08 17:25:13,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:13,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557650848] [2024-11-08 17:25:13,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:13,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:14,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:14,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:14,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557650848] [2024-11-08 17:25:14,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557650848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:14,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:14,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 17:25:14,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559000167] [2024-11-08 17:25:14,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:14,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 17:25:14,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:14,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 17:25:14,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-08 17:25:14,276 INFO L87 Difference]: Start difference. First operand 2706 states and 3914 transitions. Second operand has 11 states, 11 states have (on average 11.272727272727273) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:18,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:18,725 INFO L93 Difference]: Finished difference Result 4210 states and 6033 transitions. [2024-11-08 17:25:18,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:25:18,725 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.272727272727273) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2024-11-08 17:25:18,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:18,732 INFO L225 Difference]: With dead ends: 4210 [2024-11-08 17:25:18,732 INFO L226 Difference]: Without dead ends: 4006 [2024-11-08 17:25:18,733 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:25:18,734 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 12548 mSDsluCounter, 5588 mSDsCounter, 0 mSdLazyCounter, 6098 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12548 SdHoareTripleChecker+Valid, 6945 SdHoareTripleChecker+Invalid, 6107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 6098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:18,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12548 Valid, 6945 Invalid, 6107 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 6098 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:25:18,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4006 states. [2024-11-08 17:25:18,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4006 to 2706. [2024-11-08 17:25:18,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4657174971899587) internal successors, (3912), 2705 states have internal predecessors, (3912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3912 transitions. [2024-11-08 17:25:18,792 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3912 transitions. Word has length 124 [2024-11-08 17:25:18,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:18,793 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3912 transitions. [2024-11-08 17:25:18,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.272727272727273) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3912 transitions. [2024-11-08 17:25:18,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 17:25:18,798 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:18,799 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:18,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 17:25:18,799 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:18,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:18,800 INFO L85 PathProgramCache]: Analyzing trace with hash -744585957, now seen corresponding path program 1 times [2024-11-08 17:25:18,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:18,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534015472] [2024-11-08 17:25:18,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:18,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:19,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:19,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534015472] [2024-11-08 17:25:19,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534015472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:19,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:19,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:25:19,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441438037] [2024-11-08 17:25:19,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:19,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 17:25:19,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:19,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 17:25:19,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-08 17:25:19,543 INFO L87 Difference]: Start difference. First operand 2706 states and 3912 transitions. Second operand has 8 states, 8 states have (on average 15.5) internal successors, (124), 7 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:23,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:23,451 INFO L93 Difference]: Finished difference Result 4458 states and 6213 transitions. [2024-11-08 17:25:23,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 17:25:23,452 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 7 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2024-11-08 17:25:23,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:23,458 INFO L225 Difference]: With dead ends: 4458 [2024-11-08 17:25:23,458 INFO L226 Difference]: Without dead ends: 3370 [2024-11-08 17:25:23,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-08 17:25:23,461 INFO L432 NwaCegarLoop]: 1085 mSDtfsCounter, 7892 mSDsluCounter, 3229 mSDsCounter, 0 mSdLazyCounter, 5577 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7892 SdHoareTripleChecker+Valid, 4314 SdHoareTripleChecker+Invalid, 5580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:23,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7892 Valid, 4314 Invalid, 5580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 5577 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:25:23,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3370 states. [2024-11-08 17:25:23,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3370 to 2706. [2024-11-08 17:25:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4653428250281004) internal successors, (3911), 2705 states have internal predecessors, (3911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:23,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3911 transitions. [2024-11-08 17:25:23,515 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3911 transitions. Word has length 124 [2024-11-08 17:25:23,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:23,515 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3911 transitions. [2024-11-08 17:25:23,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 7 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:23,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3911 transitions. [2024-11-08 17:25:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:23,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:23,521 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:23,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 17:25:23,521 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:23,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:23,522 INFO L85 PathProgramCache]: Analyzing trace with hash 33266613, now seen corresponding path program 1 times [2024-11-08 17:25:23,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:23,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974209190] [2024-11-08 17:25:23,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:23,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:24,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:24,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974209190] [2024-11-08 17:25:24,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974209190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:24,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:24,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:24,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127140026] [2024-11-08 17:25:24,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:24,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:24,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:24,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:24,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:24,163 INFO L87 Difference]: Start difference. First operand 2706 states and 3911 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:27,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:27,945 INFO L93 Difference]: Finished difference Result 4381 states and 6323 transitions. [2024-11-08 17:25:27,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:25:27,946 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:27,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:27,953 INFO L225 Difference]: With dead ends: 4381 [2024-11-08 17:25:27,954 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:25:27,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:27,956 INFO L432 NwaCegarLoop]: 1405 mSDtfsCounter, 10644 mSDsluCounter, 4821 mSDsCounter, 0 mSdLazyCounter, 5326 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10644 SdHoareTripleChecker+Valid, 6226 SdHoareTripleChecker+Invalid, 5333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:27,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10644 Valid, 6226 Invalid, 5333 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5326 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 17:25:27,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:25:28,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:25:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.464968152866242) internal successors, (3910), 2705 states have internal predecessors, (3910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:28,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3910 transitions. [2024-11-08 17:25:28,012 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3910 transitions. Word has length 126 [2024-11-08 17:25:28,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:28,013 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3910 transitions. [2024-11-08 17:25:28,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3910 transitions. [2024-11-08 17:25:28,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:28,017 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:28,018 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:28,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 17:25:28,018 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:28,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:28,019 INFO L85 PathProgramCache]: Analyzing trace with hash 2314701, now seen corresponding path program 1 times [2024-11-08 17:25:28,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:28,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044277291] [2024-11-08 17:25:28,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:28,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:28,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:28,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044277291] [2024-11-08 17:25:28,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044277291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:28,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:28,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:28,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554073899] [2024-11-08 17:25:28,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:28,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:28,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:28,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:28,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:28,711 INFO L87 Difference]: Start difference. First operand 2706 states and 3910 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:33,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:33,325 INFO L93 Difference]: Finished difference Result 4580 states and 6632 transitions. [2024-11-08 17:25:33,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:25:33,326 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:33,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:33,333 INFO L225 Difference]: With dead ends: 4580 [2024-11-08 17:25:33,333 INFO L226 Difference]: Without dead ends: 4214 [2024-11-08 17:25:33,335 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:33,335 INFO L432 NwaCegarLoop]: 1790 mSDtfsCounter, 12594 mSDsluCounter, 6029 mSDsCounter, 0 mSdLazyCounter, 6628 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12594 SdHoareTripleChecker+Valid, 7819 SdHoareTripleChecker+Invalid, 6634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:33,336 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12594 Valid, 7819 Invalid, 6634 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6628 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:25:33,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4214 states. [2024-11-08 17:25:33,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4214 to 2706. [2024-11-08 17:25:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4645934807043837) internal successors, (3909), 2705 states have internal predecessors, (3909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3909 transitions. [2024-11-08 17:25:33,389 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3909 transitions. Word has length 126 [2024-11-08 17:25:33,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:33,390 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3909 transitions. [2024-11-08 17:25:33,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3909 transitions. [2024-11-08 17:25:33,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:33,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:33,396 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:33,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 17:25:33,396 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:33,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:33,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1033236109, now seen corresponding path program 1 times [2024-11-08 17:25:33,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:33,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800914929] [2024-11-08 17:25:33,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:33,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:34,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:34,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:34,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800914929] [2024-11-08 17:25:34,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800914929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:34,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:34,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:34,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868422776] [2024-11-08 17:25:34,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:34,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:34,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:34,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:34,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:34,032 INFO L87 Difference]: Start difference. First operand 2706 states and 3909 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:38,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:38,015 INFO L93 Difference]: Finished difference Result 4482 states and 6463 transitions. [2024-11-08 17:25:38,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:25:38,015 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:38,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:38,022 INFO L225 Difference]: With dead ends: 4482 [2024-11-08 17:25:38,022 INFO L226 Difference]: Without dead ends: 4178 [2024-11-08 17:25:38,024 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:38,025 INFO L432 NwaCegarLoop]: 1552 mSDtfsCounter, 6405 mSDsluCounter, 5289 mSDsCounter, 0 mSdLazyCounter, 5848 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6405 SdHoareTripleChecker+Valid, 6841 SdHoareTripleChecker+Invalid, 5854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:38,025 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6405 Valid, 6841 Invalid, 5854 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 5848 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:25:38,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-08 17:25:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 2706. [2024-11-08 17:25:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4642188085425254) internal successors, (3908), 2705 states have internal predecessors, (3908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:38,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3908 transitions. [2024-11-08 17:25:38,084 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3908 transitions. Word has length 126 [2024-11-08 17:25:38,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:38,084 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3908 transitions. [2024-11-08 17:25:38,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3908 transitions. [2024-11-08 17:25:38,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:38,090 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:38,091 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:38,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 17:25:38,091 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:38,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:38,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1854981567, now seen corresponding path program 1 times [2024-11-08 17:25:38,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:38,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598927021] [2024-11-08 17:25:38,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:38,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:38,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:38,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598927021] [2024-11-08 17:25:38,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598927021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:38,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:38,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:38,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932125863] [2024-11-08 17:25:38,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:38,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:38,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:38,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:38,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:38,690 INFO L87 Difference]: Start difference. First operand 2706 states and 3908 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:43,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:43,099 INFO L93 Difference]: Finished difference Result 4618 states and 6670 transitions. [2024-11-08 17:25:43,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:25:43,100 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:43,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:43,104 INFO L225 Difference]: With dead ends: 4618 [2024-11-08 17:25:43,104 INFO L226 Difference]: Without dead ends: 4214 [2024-11-08 17:25:43,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:43,106 INFO L432 NwaCegarLoop]: 1787 mSDtfsCounter, 9214 mSDsluCounter, 6017 mSDsCounter, 0 mSdLazyCounter, 6622 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9214 SdHoareTripleChecker+Valid, 7804 SdHoareTripleChecker+Invalid, 6627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:43,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9214 Valid, 7804 Invalid, 6627 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6622 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:25:43,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4214 states. [2024-11-08 17:25:43,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4214 to 2706. [2024-11-08 17:25:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.463844136380667) internal successors, (3907), 2705 states have internal predecessors, (3907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3907 transitions. [2024-11-08 17:25:43,159 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3907 transitions. Word has length 126 [2024-11-08 17:25:43,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:43,160 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3907 transitions. [2024-11-08 17:25:43,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:43,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3907 transitions. [2024-11-08 17:25:43,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:43,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:43,165 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:43,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 17:25:43,166 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:43,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:43,166 INFO L85 PathProgramCache]: Analyzing trace with hash 2018426482, now seen corresponding path program 1 times [2024-11-08 17:25:43,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:43,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951755882] [2024-11-08 17:25:43,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:43,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:43,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:43,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951755882] [2024-11-08 17:25:43,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951755882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:43,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:43,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:43,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002896850] [2024-11-08 17:25:43,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:43,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:43,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:43,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:43,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:43,995 INFO L87 Difference]: Start difference. First operand 2706 states and 3907 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:48,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:48,140 INFO L93 Difference]: Finished difference Result 4459 states and 6438 transitions. [2024-11-08 17:25:48,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:25:48,140 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:48,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:48,145 INFO L225 Difference]: With dead ends: 4459 [2024-11-08 17:25:48,145 INFO L226 Difference]: Without dead ends: 4178 [2024-11-08 17:25:48,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:48,147 INFO L432 NwaCegarLoop]: 1722 mSDtfsCounter, 12882 mSDsluCounter, 5802 mSDsCounter, 0 mSdLazyCounter, 6393 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12882 SdHoareTripleChecker+Valid, 7524 SdHoareTripleChecker+Invalid, 6400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:48,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12882 Valid, 7524 Invalid, 6400 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6393 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-08 17:25:48,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-08 17:25:48,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 2706. [2024-11-08 17:25:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4634694642188086) internal successors, (3906), 2705 states have internal predecessors, (3906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3906 transitions. [2024-11-08 17:25:48,195 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3906 transitions. Word has length 126 [2024-11-08 17:25:48,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:48,196 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3906 transitions. [2024-11-08 17:25:48,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3906 transitions. [2024-11-08 17:25:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:48,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:48,201 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:48,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 17:25:48,202 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:48,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:48,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1182584093, now seen corresponding path program 1 times [2024-11-08 17:25:48,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:48,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315575711] [2024-11-08 17:25:48,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:48,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:48,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:48,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315575711] [2024-11-08 17:25:48,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315575711] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:48,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:48,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:48,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73418492] [2024-11-08 17:25:48,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:48,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:48,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:48,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:48,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:48,843 INFO L87 Difference]: Start difference. First operand 2706 states and 3906 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:52,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:52,595 INFO L93 Difference]: Finished difference Result 4794 states and 6926 transitions. [2024-11-08 17:25:52,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:25:52,595 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:52,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:52,599 INFO L225 Difference]: With dead ends: 4794 [2024-11-08 17:25:52,599 INFO L226 Difference]: Without dead ends: 4214 [2024-11-08 17:25:52,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:25:52,601 INFO L432 NwaCegarLoop]: 1736 mSDtfsCounter, 11198 mSDsluCounter, 5871 mSDsCounter, 0 mSdLazyCounter, 6374 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11198 SdHoareTripleChecker+Valid, 7607 SdHoareTripleChecker+Invalid, 6381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:52,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11198 Valid, 7607 Invalid, 6381 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6374 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 17:25:52,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4214 states. [2024-11-08 17:25:52,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4214 to 2706. [2024-11-08 17:25:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4627201198950919) internal successors, (3904), 2705 states have internal predecessors, (3904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3904 transitions. [2024-11-08 17:25:52,645 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3904 transitions. Word has length 126 [2024-11-08 17:25:52,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:52,645 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3904 transitions. [2024-11-08 17:25:52,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:52,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3904 transitions. [2024-11-08 17:25:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:52,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:52,650 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:52,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 17:25:52,650 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:52,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:52,651 INFO L85 PathProgramCache]: Analyzing trace with hash -829302792, now seen corresponding path program 1 times [2024-11-08 17:25:52,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:52,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232301839] [2024-11-08 17:25:52,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:52,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:53,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:53,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:53,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232301839] [2024-11-08 17:25:53,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232301839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:53,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:53,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:25:53,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753118306] [2024-11-08 17:25:53,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:53,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:25:53,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:53,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:25:53,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:25:53,261 INFO L87 Difference]: Start difference. First operand 2706 states and 3904 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:57,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:25:57,130 INFO L93 Difference]: Finished difference Result 4432 states and 6386 transitions. [2024-11-08 17:25:57,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:25:57,130 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:25:57,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:25:57,134 INFO L225 Difference]: With dead ends: 4432 [2024-11-08 17:25:57,134 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:25:57,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:25:57,137 INFO L432 NwaCegarLoop]: 1571 mSDtfsCounter, 11377 mSDsluCounter, 5319 mSDsCounter, 0 mSdLazyCounter, 5848 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11377 SdHoareTripleChecker+Valid, 6890 SdHoareTripleChecker+Invalid, 5855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:25:57,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11377 Valid, 6890 Invalid, 5855 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5848 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:25:57,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:25:57,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:25:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4619707755713751) internal successors, (3902), 2705 states have internal predecessors, (3902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:57,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3902 transitions. [2024-11-08 17:25:57,189 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3902 transitions. Word has length 126 [2024-11-08 17:25:57,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:25:57,190 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3902 transitions. [2024-11-08 17:25:57,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:25:57,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3902 transitions. [2024-11-08 17:25:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:25:57,195 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:25:57,195 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:25:57,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 17:25:57,196 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:25:57,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:25:57,196 INFO L85 PathProgramCache]: Analyzing trace with hash 987279281, now seen corresponding path program 1 times [2024-11-08 17:25:57,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:25:57,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138064737] [2024-11-08 17:25:57,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:25:57,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:25:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:25:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:25:57,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:25:57,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138064737] [2024-11-08 17:25:57,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138064737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:25:57,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:25:57,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:25:57,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839874881] [2024-11-08 17:25:57,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:25:57,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:25:57,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:25:57,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:25:57,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:25:57,967 INFO L87 Difference]: Start difference. First operand 2706 states and 3902 transitions. Second operand has 12 states, 12 states have (on average 10.5) internal successors, (126), 11 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:03,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:03,096 INFO L93 Difference]: Finished difference Result 4474 states and 6415 transitions. [2024-11-08 17:26:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 17:26:03,096 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.5) internal successors, (126), 11 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:26:03,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:03,100 INFO L225 Difference]: With dead ends: 4474 [2024-11-08 17:26:03,100 INFO L226 Difference]: Without dead ends: 4240 [2024-11-08 17:26:03,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=140, Invalid=366, Unknown=0, NotChecked=0, Total=506 [2024-11-08 17:26:03,102 INFO L432 NwaCegarLoop]: 1454 mSDtfsCounter, 12972 mSDsluCounter, 7791 mSDsCounter, 0 mSdLazyCounter, 8307 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12972 SdHoareTripleChecker+Valid, 9245 SdHoareTripleChecker+Invalid, 8319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 8307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:03,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12972 Valid, 9245 Invalid, 8319 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 8307 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-08 17:26:03,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4240 states. [2024-11-08 17:26:03,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4240 to 2740. [2024-11-08 17:26:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2740 states, 2703 states have (on average 1.462819089900111) internal successors, (3954), 2739 states have internal predecessors, (3954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2740 states and 3954 transitions. [2024-11-08 17:26:03,144 INFO L78 Accepts]: Start accepts. Automaton has 2740 states and 3954 transitions. Word has length 126 [2024-11-08 17:26:03,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:03,144 INFO L471 AbstractCegarLoop]: Abstraction has 2740 states and 3954 transitions. [2024-11-08 17:26:03,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.5) internal successors, (126), 11 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:03,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3954 transitions. [2024-11-08 17:26:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 17:26:03,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:03,150 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:03,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 17:26:03,150 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:03,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:03,151 INFO L85 PathProgramCache]: Analyzing trace with hash -310610757, now seen corresponding path program 1 times [2024-11-08 17:26:03,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:03,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598450381] [2024-11-08 17:26:03,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:03,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:03,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:03,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598450381] [2024-11-08 17:26:03,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598450381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:03,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:03,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:03,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828889329] [2024-11-08 17:26:03,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:03,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:03,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:03,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:03,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:03,900 INFO L87 Difference]: Start difference. First operand 2740 states and 3954 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:07,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:07,037 INFO L93 Difference]: Finished difference Result 3902 states and 5623 transitions. [2024-11-08 17:26:07,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:07,038 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 17:26:07,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:07,041 INFO L225 Difference]: With dead ends: 3902 [2024-11-08 17:26:07,041 INFO L226 Difference]: Without dead ends: 2804 [2024-11-08 17:26:07,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:26:07,044 INFO L432 NwaCegarLoop]: 1418 mSDtfsCounter, 6854 mSDsluCounter, 4898 mSDsCounter, 0 mSdLazyCounter, 5320 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6854 SdHoareTripleChecker+Valid, 6316 SdHoareTripleChecker+Invalid, 5327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:07,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6854 Valid, 6316 Invalid, 5327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5320 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 17:26:07,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2804 states. [2024-11-08 17:26:07,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2804 to 2706. [2024-11-08 17:26:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4612214312476584) internal successors, (3900), 2705 states have internal predecessors, (3900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3900 transitions. [2024-11-08 17:26:07,089 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3900 transitions. Word has length 126 [2024-11-08 17:26:07,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:07,090 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3900 transitions. [2024-11-08 17:26:07,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.0) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3900 transitions. [2024-11-08 17:26:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:07,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:07,095 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:07,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 17:26:07,096 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:07,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:07,096 INFO L85 PathProgramCache]: Analyzing trace with hash 681403934, now seen corresponding path program 1 times [2024-11-08 17:26:07,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:07,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700754804] [2024-11-08 17:26:07,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:07,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:07,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:07,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700754804] [2024-11-08 17:26:07,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700754804] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:07,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:07,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:07,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646966245] [2024-11-08 17:26:07,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:07,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:07,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:07,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:07,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:07,671 INFO L87 Difference]: Start difference. First operand 2706 states and 3900 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:12,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:12,002 INFO L93 Difference]: Finished difference Result 4444 states and 6412 transitions. [2024-11-08 17:26:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:12,003 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:12,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:12,007 INFO L225 Difference]: With dead ends: 4444 [2024-11-08 17:26:12,007 INFO L226 Difference]: Without dead ends: 4178 [2024-11-08 17:26:12,008 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:26:12,009 INFO L432 NwaCegarLoop]: 1881 mSDtfsCounter, 5774 mSDsluCounter, 6279 mSDsCounter, 0 mSdLazyCounter, 6958 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5774 SdHoareTripleChecker+Valid, 8160 SdHoareTripleChecker+Invalid, 6964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:12,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5774 Valid, 8160 Invalid, 6964 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6958 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:26:12,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-08 17:26:12,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 2706. [2024-11-08 17:26:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4608467590857999) internal successors, (3899), 2705 states have internal predecessors, (3899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3899 transitions. [2024-11-08 17:26:12,062 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3899 transitions. Word has length 128 [2024-11-08 17:26:12,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:12,062 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3899 transitions. [2024-11-08 17:26:12,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:12,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3899 transitions. [2024-11-08 17:26:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:12,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:12,068 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:12,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 17:26:12,068 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:12,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:12,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1420830732, now seen corresponding path program 1 times [2024-11-08 17:26:12,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:12,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392906976] [2024-11-08 17:26:12,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:12,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:12,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:12,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392906976] [2024-11-08 17:26:12,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392906976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:12,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:12,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:12,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455007332] [2024-11-08 17:26:12,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:12,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:12,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:12,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:12,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:12,797 INFO L87 Difference]: Start difference. First operand 2706 states and 3899 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:17,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:17,300 INFO L93 Difference]: Finished difference Result 4374 states and 6298 transitions. [2024-11-08 17:26:17,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:17,301 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:17,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:17,304 INFO L225 Difference]: With dead ends: 4374 [2024-11-08 17:26:17,304 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:26:17,306 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:26:17,306 INFO L432 NwaCegarLoop]: 1647 mSDtfsCounter, 11397 mSDsluCounter, 7049 mSDsCounter, 0 mSdLazyCounter, 7293 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11397 SdHoareTripleChecker+Valid, 8696 SdHoareTripleChecker+Invalid, 7300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:17,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11397 Valid, 8696 Invalid, 7300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7293 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:26:17,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:26:17,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:26:17,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4604720869239416) internal successors, (3898), 2705 states have internal predecessors, (3898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:17,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3898 transitions. [2024-11-08 17:26:17,346 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3898 transitions. Word has length 128 [2024-11-08 17:26:17,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:17,346 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3898 transitions. [2024-11-08 17:26:17,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:17,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3898 transitions. [2024-11-08 17:26:17,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:17,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:17,350 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:17,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 17:26:17,350 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:17,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:17,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1667384390, now seen corresponding path program 1 times [2024-11-08 17:26:17,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:17,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067909495] [2024-11-08 17:26:17,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:17,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:17,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:17,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067909495] [2024-11-08 17:26:17,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067909495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:17,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:17,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:17,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901309042] [2024-11-08 17:26:17,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:17,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:17,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:17,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:17,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:17,918 INFO L87 Difference]: Start difference. First operand 2706 states and 3898 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:22,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:22,300 INFO L93 Difference]: Finished difference Result 4459 states and 6427 transitions. [2024-11-08 17:26:22,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:26:22,301 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:22,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:22,307 INFO L225 Difference]: With dead ends: 4459 [2024-11-08 17:26:22,307 INFO L226 Difference]: Without dead ends: 4178 [2024-11-08 17:26:22,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:26:22,310 INFO L432 NwaCegarLoop]: 1937 mSDtfsCounter, 8624 mSDsluCounter, 6442 mSDsCounter, 0 mSdLazyCounter, 7174 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8624 SdHoareTripleChecker+Valid, 8379 SdHoareTripleChecker+Invalid, 7180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:22,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8624 Valid, 8379 Invalid, 7180 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7174 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:26:22,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-08 17:26:22,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 2706. [2024-11-08 17:26:22,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.460097414762083) internal successors, (3897), 2705 states have internal predecessors, (3897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:22,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3897 transitions. [2024-11-08 17:26:22,362 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3897 transitions. Word has length 128 [2024-11-08 17:26:22,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:22,363 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3897 transitions. [2024-11-08 17:26:22,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3897 transitions. [2024-11-08 17:26:22,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:22,369 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:22,369 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:22,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 17:26:22,370 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:22,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:22,371 INFO L85 PathProgramCache]: Analyzing trace with hash -931556890, now seen corresponding path program 1 times [2024-11-08 17:26:22,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:22,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389294947] [2024-11-08 17:26:22,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:22,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:22,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:22,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389294947] [2024-11-08 17:26:22,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389294947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:22,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:22,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:22,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732379415] [2024-11-08 17:26:22,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:22,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:22,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:22,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:22,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:22,986 INFO L87 Difference]: Start difference. First operand 2706 states and 3897 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:26,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:26,688 INFO L93 Difference]: Finished difference Result 4026 states and 5690 transitions. [2024-11-08 17:26:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:26:26,689 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:26,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:26,692 INFO L225 Difference]: With dead ends: 4026 [2024-11-08 17:26:26,692 INFO L226 Difference]: Without dead ends: 3838 [2024-11-08 17:26:26,693 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:26:26,694 INFO L432 NwaCegarLoop]: 1302 mSDtfsCounter, 7209 mSDsluCounter, 4034 mSDsCounter, 0 mSdLazyCounter, 5159 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7209 SdHoareTripleChecker+Valid, 5336 SdHoareTripleChecker+Invalid, 5165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:26,694 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7209 Valid, 5336 Invalid, 5165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5159 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:26:26,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3838 states. [2024-11-08 17:26:26,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3838 to 2706. [2024-11-08 17:26:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4597227426002248) internal successors, (3896), 2705 states have internal predecessors, (3896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:26,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3896 transitions. [2024-11-08 17:26:26,730 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3896 transitions. Word has length 128 [2024-11-08 17:26:26,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:26,730 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3896 transitions. [2024-11-08 17:26:26,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3896 transitions. [2024-11-08 17:26:26,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:26,732 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:26,733 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:26,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 17:26:26,733 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:26,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:26,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1604231275, now seen corresponding path program 1 times [2024-11-08 17:26:26,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:26,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560091371] [2024-11-08 17:26:26,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:26,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:27,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:27,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560091371] [2024-11-08 17:26:27,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560091371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:27,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:27,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:27,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715821460] [2024-11-08 17:26:27,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:27,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:27,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:27,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:27,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:27,337 INFO L87 Difference]: Start difference. First operand 2706 states and 3896 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:31,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:31,209 INFO L93 Difference]: Finished difference Result 4389 states and 6313 transitions. [2024-11-08 17:26:31,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:26:31,210 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:31,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:31,214 INFO L225 Difference]: With dead ends: 4389 [2024-11-08 17:26:31,214 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:26:31,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:26:31,216 INFO L432 NwaCegarLoop]: 1716 mSDtfsCounter, 11183 mSDsluCounter, 5756 mSDsCounter, 0 mSdLazyCounter, 6319 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11183 SdHoareTripleChecker+Valid, 7472 SdHoareTripleChecker+Invalid, 6326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:31,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11183 Valid, 7472 Invalid, 6326 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6319 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:26:31,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:26:31,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:26:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4593480704383663) internal successors, (3895), 2705 states have internal predecessors, (3895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3895 transitions. [2024-11-08 17:26:31,252 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3895 transitions. Word has length 128 [2024-11-08 17:26:31,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:31,252 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3895 transitions. [2024-11-08 17:26:31,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3895 transitions. [2024-11-08 17:26:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:31,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:31,255 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:31,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 17:26:31,256 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:31,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:31,256 INFO L85 PathProgramCache]: Analyzing trace with hash -943249158, now seen corresponding path program 1 times [2024-11-08 17:26:31,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:31,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959807221] [2024-11-08 17:26:31,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:31,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:31,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:31,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959807221] [2024-11-08 17:26:31,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959807221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:31,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:31,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:31,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156887240] [2024-11-08 17:26:31,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:31,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:31,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:31,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:31,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:31,881 INFO L87 Difference]: Start difference. First operand 2706 states and 3895 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:36,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:36,639 INFO L93 Difference]: Finished difference Result 4381 states and 6303 transitions. [2024-11-08 17:26:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:36,640 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:36,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:36,643 INFO L225 Difference]: With dead ends: 4381 [2024-11-08 17:26:36,643 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:26:36,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:26:36,645 INFO L432 NwaCegarLoop]: 1718 mSDtfsCounter, 11240 mSDsluCounter, 7262 mSDsCounter, 0 mSdLazyCounter, 7538 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11240 SdHoareTripleChecker+Valid, 8980 SdHoareTripleChecker+Invalid, 7545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:36,645 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11240 Valid, 8980 Invalid, 7545 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7538 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:26:36,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:26:36,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:26:36,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.458973398276508) internal successors, (3894), 2705 states have internal predecessors, (3894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3894 transitions. [2024-11-08 17:26:36,767 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3894 transitions. Word has length 128 [2024-11-08 17:26:36,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:36,767 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3894 transitions. [2024-11-08 17:26:36,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3894 transitions. [2024-11-08 17:26:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:36,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:36,770 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:36,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 17:26:36,770 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:36,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:36,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1069708262, now seen corresponding path program 1 times [2024-11-08 17:26:36,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:36,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590455687] [2024-11-08 17:26:36,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:36,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:37,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:37,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:37,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590455687] [2024-11-08 17:26:37,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590455687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:37,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:37,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:37,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187760479] [2024-11-08 17:26:37,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:37,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:37,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:37,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:37,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:37,311 INFO L87 Difference]: Start difference. First operand 2706 states and 3894 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:41,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:41,484 INFO L93 Difference]: Finished difference Result 4389 states and 6310 transitions. [2024-11-08 17:26:41,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:41,485 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:41,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:41,489 INFO L225 Difference]: With dead ends: 4389 [2024-11-08 17:26:41,489 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:26:41,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:26:41,491 INFO L432 NwaCegarLoop]: 1718 mSDtfsCounter, 6091 mSDsluCounter, 5763 mSDsCounter, 0 mSdLazyCounter, 6305 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6091 SdHoareTripleChecker+Valid, 7481 SdHoareTripleChecker+Invalid, 6311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:41,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6091 Valid, 7481 Invalid, 6311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 6305 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-08 17:26:41,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:26:41,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:26:41,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4585987261146496) internal successors, (3893), 2705 states have internal predecessors, (3893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3893 transitions. [2024-11-08 17:26:41,533 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3893 transitions. Word has length 128 [2024-11-08 17:26:41,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:41,533 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3893 transitions. [2024-11-08 17:26:41,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3893 transitions. [2024-11-08 17:26:41,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:41,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:41,535 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:41,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-08 17:26:41,536 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:41,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:41,536 INFO L85 PathProgramCache]: Analyzing trace with hash -23721455, now seen corresponding path program 1 times [2024-11-08 17:26:41,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:41,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733477971] [2024-11-08 17:26:41,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:41,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:42,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:42,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:42,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733477971] [2024-11-08 17:26:42,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733477971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:42,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:42,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:42,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254223019] [2024-11-08 17:26:42,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:42,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:42,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:42,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:42,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:42,182 INFO L87 Difference]: Start difference. First operand 2706 states and 3893 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:46,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:46,656 INFO L93 Difference]: Finished difference Result 4548 states and 6552 transitions. [2024-11-08 17:26:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:46,656 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:46,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:46,660 INFO L225 Difference]: With dead ends: 4548 [2024-11-08 17:26:46,660 INFO L226 Difference]: Without dead ends: 4178 [2024-11-08 17:26:46,661 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:26:46,662 INFO L432 NwaCegarLoop]: 1881 mSDtfsCounter, 11923 mSDsluCounter, 6279 mSDsCounter, 0 mSdLazyCounter, 6915 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11923 SdHoareTripleChecker+Valid, 8160 SdHoareTripleChecker+Invalid, 6922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:46,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11923 Valid, 8160 Invalid, 6922 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6915 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:26:46,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-08 17:26:46,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 2706. [2024-11-08 17:26:46,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.457849381790933) internal successors, (3891), 2705 states have internal predecessors, (3891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3891 transitions. [2024-11-08 17:26:46,706 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3891 transitions. Word has length 128 [2024-11-08 17:26:46,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:46,706 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3891 transitions. [2024-11-08 17:26:46,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3891 transitions. [2024-11-08 17:26:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:46,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:46,710 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:46,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-08 17:26:46,711 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:46,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:46,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1715317699, now seen corresponding path program 1 times [2024-11-08 17:26:46,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:46,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749989949] [2024-11-08 17:26:46,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:46,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:47,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:47,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749989949] [2024-11-08 17:26:47,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749989949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:47,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:47,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:26:47,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117357918] [2024-11-08 17:26:47,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:47,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:26:47,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:47,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:26:47,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:26:47,348 INFO L87 Difference]: Start difference. First operand 2706 states and 3891 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:52,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:52,297 INFO L93 Difference]: Finished difference Result 4422 states and 6361 transitions. [2024-11-08 17:26:52,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:26:52,297 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:52,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:52,302 INFO L225 Difference]: With dead ends: 4422 [2024-11-08 17:26:52,302 INFO L226 Difference]: Without dead ends: 4154 [2024-11-08 17:26:52,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:26:52,304 INFO L432 NwaCegarLoop]: 1793 mSDtfsCounter, 11084 mSDsluCounter, 7487 mSDsCounter, 0 mSdLazyCounter, 7794 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11084 SdHoareTripleChecker+Valid, 9280 SdHoareTripleChecker+Invalid, 7801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:52,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11084 Valid, 9280 Invalid, 7801 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7794 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 17:26:52,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4154 states. [2024-11-08 17:26:52,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4154 to 2706. [2024-11-08 17:26:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4571000374672163) internal successors, (3889), 2705 states have internal predecessors, (3889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:52,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3889 transitions. [2024-11-08 17:26:52,340 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3889 transitions. Word has length 128 [2024-11-08 17:26:52,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:52,340 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3889 transitions. [2024-11-08 17:26:52,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3889 transitions. [2024-11-08 17:26:52,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:52,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:52,344 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:52,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-08 17:26:52,344 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:52,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:52,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1886317986, now seen corresponding path program 1 times [2024-11-08 17:26:52,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:52,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956482022] [2024-11-08 17:26:52,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:52,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:26:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:26:53,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:26:53,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956482022] [2024-11-08 17:26:53,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956482022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:26:53,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:26:53,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:26:53,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303967957] [2024-11-08 17:26:53,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:26:53,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:26:53,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:26:53,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:26:53,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:26:53,293 INFO L87 Difference]: Start difference. First operand 2706 states and 3889 transitions. Second operand has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:59,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:26:59,476 INFO L93 Difference]: Finished difference Result 5324 states and 7689 transitions. [2024-11-08 17:26:59,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:26:59,477 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:26:59,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:26:59,481 INFO L225 Difference]: With dead ends: 5324 [2024-11-08 17:26:59,481 INFO L226 Difference]: Without dead ends: 4938 [2024-11-08 17:26:59,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:26:59,483 INFO L432 NwaCegarLoop]: 1824 mSDtfsCounter, 16368 mSDsluCounter, 6809 mSDsCounter, 0 mSdLazyCounter, 7319 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16368 SdHoareTripleChecker+Valid, 8633 SdHoareTripleChecker+Invalid, 7827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 7319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:26:59,483 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16368 Valid, 8633 Invalid, 7827 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [508 Valid, 7319 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-08 17:26:59,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2024-11-08 17:26:59,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 2714. [2024-11-08 17:26:59,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4557340306313038) internal successors, (3897), 2713 states have internal predecessors, (3897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3897 transitions. [2024-11-08 17:26:59,524 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3897 transitions. Word has length 128 [2024-11-08 17:26:59,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:26:59,525 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3897 transitions. [2024-11-08 17:26:59,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:26:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3897 transitions. [2024-11-08 17:26:59,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:26:59,527 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:26:59,528 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:26:59,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-08 17:26:59,528 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:26:59,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:26:59,529 INFO L85 PathProgramCache]: Analyzing trace with hash 295990348, now seen corresponding path program 1 times [2024-11-08 17:26:59,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:26:59,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798302388] [2024-11-08 17:26:59,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:26:59,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:26:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:00,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:00,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798302388] [2024-11-08 17:27:00,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798302388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:00,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:00,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:00,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339423713] [2024-11-08 17:27:00,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:00,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:00,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:00,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:00,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:00,068 INFO L87 Difference]: Start difference. First operand 2714 states and 3897 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:03,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:03,953 INFO L93 Difference]: Finished difference Result 4222 states and 6017 transitions. [2024-11-08 17:27:03,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:27:03,953 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:27:03,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:03,957 INFO L225 Difference]: With dead ends: 4222 [2024-11-08 17:27:03,957 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:27:03,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:03,959 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 14253 mSDsluCounter, 4479 mSDsCounter, 0 mSdLazyCounter, 5181 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14253 SdHoareTripleChecker+Valid, 5836 SdHoareTripleChecker+Invalid, 5188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:03,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14253 Valid, 5836 Invalid, 5188 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5181 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:27:03,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:27:03,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2714. [2024-11-08 17:27:03,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4549869256630557) internal successors, (3895), 2713 states have internal predecessors, (3895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:03,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3895 transitions. [2024-11-08 17:27:03,999 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3895 transitions. Word has length 128 [2024-11-08 17:27:04,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:04,000 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3895 transitions. [2024-11-08 17:27:04,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3895 transitions. [2024-11-08 17:27:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:27:04,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:04,005 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:04,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-08 17:27:04,005 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:04,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:04,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1590504953, now seen corresponding path program 1 times [2024-11-08 17:27:04,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:04,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178797105] [2024-11-08 17:27:04,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:04,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:04,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:04,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:04,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178797105] [2024-11-08 17:27:04,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178797105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:04,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:04,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:04,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137688780] [2024-11-08 17:27:04,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:04,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:04,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:04,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:04,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:04,568 INFO L87 Difference]: Start difference. First operand 2714 states and 3895 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:08,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:08,629 INFO L93 Difference]: Finished difference Result 4226 states and 6019 transitions. [2024-11-08 17:27:08,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:27:08,630 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:27:08,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:08,634 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:27:08,634 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:27:08,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:08,636 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 11807 mSDsluCounter, 4479 mSDsCounter, 0 mSdLazyCounter, 5176 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11807 SdHoareTripleChecker+Valid, 5836 SdHoareTripleChecker+Invalid, 5183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:08,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11807 Valid, 5836 Invalid, 5183 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5176 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:27:08,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:27:08,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2714. [2024-11-08 17:27:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4542398206948077) internal successors, (3893), 2713 states have internal predecessors, (3893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3893 transitions. [2024-11-08 17:27:08,670 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3893 transitions. Word has length 128 [2024-11-08 17:27:08,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:08,671 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3893 transitions. [2024-11-08 17:27:08,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:08,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3893 transitions. [2024-11-08 17:27:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:27:08,673 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:08,674 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:08,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-08 17:27:08,674 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:08,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:08,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1406572305, now seen corresponding path program 1 times [2024-11-08 17:27:08,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:08,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981454907] [2024-11-08 17:27:08,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:08,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:09,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:09,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:09,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981454907] [2024-11-08 17:27:09,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981454907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:09,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:09,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:09,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686148481] [2024-11-08 17:27:09,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:09,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:09,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:09,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:09,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:09,203 INFO L87 Difference]: Start difference. First operand 2714 states and 3893 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:12,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:12,898 INFO L93 Difference]: Finished difference Result 4226 states and 6015 transitions. [2024-11-08 17:27:12,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:27:12,898 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:27:12,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:12,902 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:27:12,902 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:27:12,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:27:12,904 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 14241 mSDsluCounter, 4482 mSDsCounter, 0 mSdLazyCounter, 5169 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14241 SdHoareTripleChecker+Valid, 5839 SdHoareTripleChecker+Invalid, 5176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:12,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14241 Valid, 5839 Invalid, 5176 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5169 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:27:12,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:27:12,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2714. [2024-11-08 17:27:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4534927157265596) internal successors, (3891), 2713 states have internal predecessors, (3891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:12,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3891 transitions. [2024-11-08 17:27:12,942 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3891 transitions. Word has length 128 [2024-11-08 17:27:12,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:12,942 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3891 transitions. [2024-11-08 17:27:12,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3891 transitions. [2024-11-08 17:27:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:27:12,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:12,946 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:12,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-08 17:27:12,946 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:12,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:12,947 INFO L85 PathProgramCache]: Analyzing trace with hash -567352661, now seen corresponding path program 1 times [2024-11-08 17:27:12,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:12,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158413882] [2024-11-08 17:27:12,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:12,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:13,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:13,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158413882] [2024-11-08 17:27:13,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158413882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:13,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:13,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:27:13,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733218108] [2024-11-08 17:27:13,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:13,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:27:13,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:13,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:27:13,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:27:13,784 INFO L87 Difference]: Start difference. First operand 2714 states and 3891 transitions. Second operand has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:20,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:20,886 INFO L93 Difference]: Finished difference Result 5732 states and 8258 transitions. [2024-11-08 17:27:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:27:20,886 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:27:20,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:20,890 INFO L225 Difference]: With dead ends: 5732 [2024-11-08 17:27:20,890 INFO L226 Difference]: Without dead ends: 5062 [2024-11-08 17:27:20,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:27:20,892 INFO L432 NwaCegarLoop]: 2203 mSDtfsCounter, 17447 mSDsluCounter, 10280 mSDsCounter, 0 mSdLazyCounter, 10639 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17447 SdHoareTripleChecker+Valid, 12483 SdHoareTripleChecker+Invalid, 11103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 10639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:20,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17447 Valid, 12483 Invalid, 11103 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [464 Valid, 10639 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2024-11-08 17:27:20,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5062 states. [2024-11-08 17:27:20,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5062 to 2722. [2024-11-08 17:27:20,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4521415270018623) internal successors, (3899), 2721 states have internal predecessors, (3899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3899 transitions. [2024-11-08 17:27:20,926 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3899 transitions. Word has length 128 [2024-11-08 17:27:20,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:20,927 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3899 transitions. [2024-11-08 17:27:20,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:20,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3899 transitions. [2024-11-08 17:27:20,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:27:20,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:20,930 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:20,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-08 17:27:20,930 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:20,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:20,930 INFO L85 PathProgramCache]: Analyzing trace with hash -649704393, now seen corresponding path program 1 times [2024-11-08 17:27:20,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:20,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285673182] [2024-11-08 17:27:20,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:20,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:21,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:21,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:21,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285673182] [2024-11-08 17:27:21,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285673182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:21,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:21,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:21,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342191421] [2024-11-08 17:27:21,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:21,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:21,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:21,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:21,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:21,456 INFO L87 Difference]: Start difference. First operand 2722 states and 3899 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:25,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:25,894 INFO L93 Difference]: Finished difference Result 4592 states and 6584 transitions. [2024-11-08 17:27:25,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:27:25,895 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:27:25,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:25,898 INFO L225 Difference]: With dead ends: 4592 [2024-11-08 17:27:25,899 INFO L226 Difference]: Without dead ends: 4186 [2024-11-08 17:27:25,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:25,900 INFO L432 NwaCegarLoop]: 1797 mSDtfsCounter, 12367 mSDsluCounter, 6027 mSDsCounter, 0 mSdLazyCounter, 6591 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12367 SdHoareTripleChecker+Valid, 7824 SdHoareTripleChecker+Invalid, 6598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:25,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12367 Valid, 7824 Invalid, 6598 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6591 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:27:25,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4186 states. [2024-11-08 17:27:25,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4186 to 2722. [2024-11-08 17:27:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4513966480446927) internal successors, (3897), 2721 states have internal predecessors, (3897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3897 transitions. [2024-11-08 17:27:25,939 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3897 transitions. Word has length 128 [2024-11-08 17:27:25,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:25,939 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3897 transitions. [2024-11-08 17:27:25,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3897 transitions. [2024-11-08 17:27:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 17:27:25,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:25,943 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:25,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-08 17:27:25,944 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:25,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:25,944 INFO L85 PathProgramCache]: Analyzing trace with hash 757045227, now seen corresponding path program 1 times [2024-11-08 17:27:25,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:25,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016774742] [2024-11-08 17:27:25,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:25,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:26,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:26,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:26,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016774742] [2024-11-08 17:27:26,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016774742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:26,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:26,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:26,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927878114] [2024-11-08 17:27:26,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:26,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:26,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:26,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:26,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:26,594 INFO L87 Difference]: Start difference. First operand 2722 states and 3897 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:31,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:31,573 INFO L93 Difference]: Finished difference Result 4452 states and 6382 transitions. [2024-11-08 17:27:31,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:27:31,574 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2024-11-08 17:27:31,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:31,577 INFO L225 Difference]: With dead ends: 4452 [2024-11-08 17:27:31,577 INFO L226 Difference]: Without dead ends: 4170 [2024-11-08 17:27:31,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:27:31,578 INFO L432 NwaCegarLoop]: 1884 mSDtfsCounter, 10899 mSDsluCounter, 7760 mSDsCounter, 0 mSdLazyCounter, 8058 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10899 SdHoareTripleChecker+Valid, 9644 SdHoareTripleChecker+Invalid, 8065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:31,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10899 Valid, 9644 Invalid, 8065 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 8058 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 17:27:31,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4170 states. [2024-11-08 17:27:31,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4170 to 2722. [2024-11-08 17:27:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4506517690875234) internal successors, (3895), 2721 states have internal predecessors, (3895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:31,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3895 transitions. [2024-11-08 17:27:31,613 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3895 transitions. Word has length 128 [2024-11-08 17:27:31,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:31,613 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3895 transitions. [2024-11-08 17:27:31,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3895 transitions. [2024-11-08 17:27:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 17:27:31,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:31,616 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:31,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-08 17:27:31,617 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:31,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:31,617 INFO L85 PathProgramCache]: Analyzing trace with hash 444096849, now seen corresponding path program 1 times [2024-11-08 17:27:31,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:31,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139339180] [2024-11-08 17:27:31,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:31,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:32,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:32,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139339180] [2024-11-08 17:27:32,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139339180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:32,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:32,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:32,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261113279] [2024-11-08 17:27:32,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:32,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:32,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:32,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:32,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:32,066 INFO L87 Difference]: Start difference. First operand 2722 states and 3895 transitions. Second operand has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:35,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:35,672 INFO L93 Difference]: Finished difference Result 3859 states and 5409 transitions. [2024-11-08 17:27:35,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:27:35,673 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 129 [2024-11-08 17:27:35,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:35,676 INFO L225 Difference]: With dead ends: 3859 [2024-11-08 17:27:35,676 INFO L226 Difference]: Without dead ends: 3854 [2024-11-08 17:27:35,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:35,678 INFO L432 NwaCegarLoop]: 1328 mSDtfsCounter, 7127 mSDsluCounter, 4112 mSDsCounter, 0 mSdLazyCounter, 5193 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7127 SdHoareTripleChecker+Valid, 5440 SdHoareTripleChecker+Invalid, 5199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:35,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7127 Valid, 5440 Invalid, 5199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5193 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-08 17:27:35,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3854 states. [2024-11-08 17:27:35,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3854 to 2722. [2024-11-08 17:27:35,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4499068901303538) internal successors, (3893), 2721 states have internal predecessors, (3893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:35,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3893 transitions. [2024-11-08 17:27:35,709 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3893 transitions. Word has length 129 [2024-11-08 17:27:35,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:35,709 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3893 transitions. [2024-11-08 17:27:35,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:35,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3893 transitions. [2024-11-08 17:27:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 17:27:35,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:35,712 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:35,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-08 17:27:35,712 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:35,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:35,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1529828117, now seen corresponding path program 1 times [2024-11-08 17:27:35,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:35,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874485042] [2024-11-08 17:27:35,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:35,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:36,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:36,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:36,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874485042] [2024-11-08 17:27:36,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874485042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:36,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:36,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:36,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313697212] [2024-11-08 17:27:36,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:36,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:36,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:36,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:36,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:36,046 INFO L87 Difference]: Start difference. First operand 2722 states and 3893 transitions. Second operand has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:40,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:40,098 INFO L93 Difference]: Finished difference Result 4572 states and 6541 transitions. [2024-11-08 17:27:40,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:27:40,099 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 129 [2024-11-08 17:27:40,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:40,102 INFO L225 Difference]: With dead ends: 4572 [2024-11-08 17:27:40,102 INFO L226 Difference]: Without dead ends: 4186 [2024-11-08 17:27:40,104 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:40,104 INFO L432 NwaCegarLoop]: 1878 mSDtfsCounter, 5739 mSDsluCounter, 6267 mSDsCounter, 0 mSdLazyCounter, 6878 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5739 SdHoareTripleChecker+Valid, 8145 SdHoareTripleChecker+Invalid, 6884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:40,104 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5739 Valid, 8145 Invalid, 6884 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6878 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-08 17:27:40,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4186 states. [2024-11-08 17:27:40,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4186 to 2714. [2024-11-08 17:27:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4505042958535674) internal successors, (3883), 2713 states have internal predecessors, (3883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3883 transitions. [2024-11-08 17:27:40,137 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3883 transitions. Word has length 129 [2024-11-08 17:27:40,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:40,137 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3883 transitions. [2024-11-08 17:27:40,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3883 transitions. [2024-11-08 17:27:40,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 17:27:40,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:40,141 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:40,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-08 17:27:40,141 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:40,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:40,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1539372287, now seen corresponding path program 1 times [2024-11-08 17:27:40,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:40,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647789084] [2024-11-08 17:27:40,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:40,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:40,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:40,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647789084] [2024-11-08 17:27:40,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647789084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:40,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:40,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:40,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291858559] [2024-11-08 17:27:40,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:40,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:40,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:40,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:40,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:40,504 INFO L87 Difference]: Start difference. First operand 2714 states and 3883 transitions. Second operand has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:44,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:44,740 INFO L93 Difference]: Finished difference Result 4884 states and 6984 transitions. [2024-11-08 17:27:44,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:27:44,745 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 129 [2024-11-08 17:27:44,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:44,749 INFO L225 Difference]: With dead ends: 4884 [2024-11-08 17:27:44,749 INFO L226 Difference]: Without dead ends: 4214 [2024-11-08 17:27:44,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:44,751 INFO L432 NwaCegarLoop]: 2115 mSDtfsCounter, 8070 mSDsluCounter, 7003 mSDsCounter, 0 mSdLazyCounter, 7452 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8070 SdHoareTripleChecker+Valid, 9118 SdHoareTripleChecker+Invalid, 7459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:44,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8070 Valid, 9118 Invalid, 7459 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7452 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:27:44,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4214 states. [2024-11-08 17:27:44,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4214 to 2706. [2024-11-08 17:27:44,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.4511052828774822) internal successors, (3873), 2705 states have internal predecessors, (3873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:44,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3873 transitions. [2024-11-08 17:27:44,786 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3873 transitions. Word has length 129 [2024-11-08 17:27:44,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:44,786 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3873 transitions. [2024-11-08 17:27:44,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3873 transitions. [2024-11-08 17:27:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:27:44,790 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:44,790 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:44,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-08 17:27:44,790 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:44,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:44,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1772568616, now seen corresponding path program 1 times [2024-11-08 17:27:44,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:44,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217219905] [2024-11-08 17:27:44,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:44,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:45,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:45,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217219905] [2024-11-08 17:27:45,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217219905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:45,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:45,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:45,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788184788] [2024-11-08 17:27:45,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:45,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:45,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:45,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:45,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:45,208 INFO L87 Difference]: Start difference. First operand 2706 states and 3873 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:49,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:49,607 INFO L93 Difference]: Finished difference Result 4309 states and 6160 transitions. [2024-11-08 17:27:49,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:27:49,607 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:27:49,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:49,611 INFO L225 Difference]: With dead ends: 4309 [2024-11-08 17:27:49,611 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:27:49,612 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:27:49,612 INFO L432 NwaCegarLoop]: 1738 mSDtfsCounter, 11155 mSDsluCounter, 7209 mSDsCounter, 0 mSdLazyCounter, 7559 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11155 SdHoareTripleChecker+Valid, 8947 SdHoareTripleChecker+Invalid, 7565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:49,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11155 Valid, 8947 Invalid, 7565 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7559 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:27:49,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:27:49,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2706. [2024-11-08 17:27:49,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2706 states, 2669 states have (on average 1.450730610715624) internal successors, (3872), 2705 states have internal predecessors, (3872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2706 states and 3872 transitions. [2024-11-08 17:27:49,647 INFO L78 Accepts]: Start accepts. Automaton has 2706 states and 3872 transitions. Word has length 130 [2024-11-08 17:27:49,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:49,647 INFO L471 AbstractCegarLoop]: Abstraction has 2706 states and 3872 transitions. [2024-11-08 17:27:49,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3872 transitions. [2024-11-08 17:27:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:27:49,651 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:49,651 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:49,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-08 17:27:49,652 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:49,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:49,652 INFO L85 PathProgramCache]: Analyzing trace with hash -832098387, now seen corresponding path program 1 times [2024-11-08 17:27:49,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:49,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366637300] [2024-11-08 17:27:49,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:49,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:50,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:50,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366637300] [2024-11-08 17:27:50,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366637300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:50,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:50,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:27:50,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988327715] [2024-11-08 17:27:50,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:50,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:27:50,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:50,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:27:50,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:27:50,483 INFO L87 Difference]: Start difference. First operand 2706 states and 3872 transitions. Second operand has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:55,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:55,759 INFO L93 Difference]: Finished difference Result 4911 states and 7053 transitions. [2024-11-08 17:27:55,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:27:55,760 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:27:55,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:55,764 INFO L225 Difference]: With dead ends: 4911 [2024-11-08 17:27:55,764 INFO L226 Difference]: Without dead ends: 4706 [2024-11-08 17:27:55,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:27:55,766 INFO L432 NwaCegarLoop]: 1745 mSDtfsCounter, 19385 mSDsluCounter, 6442 mSDsCounter, 0 mSdLazyCounter, 7008 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19385 SdHoareTripleChecker+Valid, 8187 SdHoareTripleChecker+Invalid, 7557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 7008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:55,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19385 Valid, 8187 Invalid, 7557 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [549 Valid, 7008 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-08 17:27:55,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4706 states. [2024-11-08 17:27:55,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4706 to 2710. [2024-11-08 17:27:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4500561167227835) internal successors, (3876), 2709 states have internal predecessors, (3876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3876 transitions. [2024-11-08 17:27:55,798 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3876 transitions. Word has length 130 [2024-11-08 17:27:55,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:27:55,798 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3876 transitions. [2024-11-08 17:27:55,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3876 transitions. [2024-11-08 17:27:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:27:55,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:27:55,801 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:27:55,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-08 17:27:55,801 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:27:55,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:27:55,802 INFO L85 PathProgramCache]: Analyzing trace with hash 739454602, now seen corresponding path program 1 times [2024-11-08 17:27:55,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:27:55,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687722160] [2024-11-08 17:27:55,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:27:55,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:27:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:27:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:27:56,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:27:56,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687722160] [2024-11-08 17:27:56,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687722160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:27:56,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:27:56,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:27:56,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537237607] [2024-11-08 17:27:56,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:27:56,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:27:56,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:27:56,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:27:56,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:27:56,164 INFO L87 Difference]: Start difference. First operand 2710 states and 3876 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:27:59,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:27:59,976 INFO L93 Difference]: Finished difference Result 4309 states and 6158 transitions. [2024-11-08 17:27:59,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:27:59,976 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:27:59,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:27:59,980 INFO L225 Difference]: With dead ends: 4309 [2024-11-08 17:27:59,980 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:27:59,982 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:27:59,982 INFO L432 NwaCegarLoop]: 1647 mSDtfsCounter, 11245 mSDsluCounter, 5486 mSDsCounter, 0 mSdLazyCounter, 6111 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11245 SdHoareTripleChecker+Valid, 7133 SdHoareTripleChecker+Invalid, 6118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:27:59,982 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11245 Valid, 7133 Invalid, 6118 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6111 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 17:27:59,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:28:00,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2710. [2024-11-08 17:28:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4496820052375607) internal successors, (3875), 2709 states have internal predecessors, (3875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3875 transitions. [2024-11-08 17:28:00,024 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3875 transitions. Word has length 130 [2024-11-08 17:28:00,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:00,024 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3875 transitions. [2024-11-08 17:28:00,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3875 transitions. [2024-11-08 17:28:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:00,028 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:00,028 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:00,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-08 17:28:00,028 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:00,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:00,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1712344631, now seen corresponding path program 1 times [2024-11-08 17:28:00,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:00,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997416733] [2024-11-08 17:28:00,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:00,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:00,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:00,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997416733] [2024-11-08 17:28:00,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997416733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:00,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:00,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:00,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104189715] [2024-11-08 17:28:00,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:00,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:00,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:00,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:00,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:00,542 INFO L87 Difference]: Start difference. First operand 2710 states and 3875 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:05,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:05,607 INFO L93 Difference]: Finished difference Result 4397 states and 6290 transitions. [2024-11-08 17:28:05,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:28:05,608 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:05,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:05,612 INFO L225 Difference]: With dead ends: 4397 [2024-11-08 17:28:05,612 INFO L226 Difference]: Without dead ends: 4162 [2024-11-08 17:28:05,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:28:05,614 INFO L432 NwaCegarLoop]: 2013 mSDtfsCounter, 8065 mSDsluCounter, 8138 mSDsCounter, 0 mSdLazyCounter, 8525 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8065 SdHoareTripleChecker+Valid, 10151 SdHoareTripleChecker+Invalid, 8530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:05,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8065 Valid, 10151 Invalid, 8530 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 8525 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:28:05,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4162 states. [2024-11-08 17:28:05,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4162 to 2710. [2024-11-08 17:28:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4493078937523383) internal successors, (3874), 2709 states have internal predecessors, (3874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:05,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3874 transitions. [2024-11-08 17:28:05,650 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3874 transitions. Word has length 130 [2024-11-08 17:28:05,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:05,651 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3874 transitions. [2024-11-08 17:28:05,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3874 transitions. [2024-11-08 17:28:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:05,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:05,654 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:05,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-08 17:28:05,654 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:05,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:05,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1004203123, now seen corresponding path program 1 times [2024-11-08 17:28:05,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:05,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726882477] [2024-11-08 17:28:05,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:05,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:06,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:06,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726882477] [2024-11-08 17:28:06,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726882477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:06,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:06,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:06,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487634325] [2024-11-08 17:28:06,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:06,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:06,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:06,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:06,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:06,088 INFO L87 Difference]: Start difference. First operand 2710 states and 3874 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:10,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:10,563 INFO L93 Difference]: Finished difference Result 4311 states and 6157 transitions. [2024-11-08 17:28:10,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:28:10,564 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:10,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:10,568 INFO L225 Difference]: With dead ends: 4311 [2024-11-08 17:28:10,568 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:28:10,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:28:10,569 INFO L432 NwaCegarLoop]: 1684 mSDtfsCounter, 11225 mSDsluCounter, 7049 mSDsCounter, 0 mSdLazyCounter, 7406 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11225 SdHoareTripleChecker+Valid, 8733 SdHoareTripleChecker+Invalid, 7413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:10,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11225 Valid, 8733 Invalid, 7413 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7406 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:28:10,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:28:10,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2710. [2024-11-08 17:28:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4489337822671156) internal successors, (3873), 2709 states have internal predecessors, (3873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:10,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3873 transitions. [2024-11-08 17:28:10,602 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3873 transitions. Word has length 130 [2024-11-08 17:28:10,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:10,603 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3873 transitions. [2024-11-08 17:28:10,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3873 transitions. [2024-11-08 17:28:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:10,605 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:10,606 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:10,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-08 17:28:10,606 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:10,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:10,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1493970645, now seen corresponding path program 1 times [2024-11-08 17:28:10,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:10,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077203408] [2024-11-08 17:28:10,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:10,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:11,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:11,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077203408] [2024-11-08 17:28:11,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077203408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:11,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:11,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:11,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808055344] [2024-11-08 17:28:11,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:11,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:11,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:11,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:11,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:11,075 INFO L87 Difference]: Start difference. First operand 2710 states and 3873 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:15,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:15,237 INFO L93 Difference]: Finished difference Result 4309 states and 6154 transitions. [2024-11-08 17:28:15,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:28:15,238 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:15,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:15,241 INFO L225 Difference]: With dead ends: 4309 [2024-11-08 17:28:15,241 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:28:15,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:28:15,243 INFO L432 NwaCegarLoop]: 1684 mSDtfsCounter, 11222 mSDsluCounter, 7049 mSDsCounter, 0 mSdLazyCounter, 7402 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11222 SdHoareTripleChecker+Valid, 8733 SdHoareTripleChecker+Invalid, 7409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:15,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11222 Valid, 8733 Invalid, 7409 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7402 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-08 17:28:15,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:28:15,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2710. [2024-11-08 17:28:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.448559670781893) internal successors, (3872), 2709 states have internal predecessors, (3872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:15,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3872 transitions. [2024-11-08 17:28:15,269 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3872 transitions. Word has length 130 [2024-11-08 17:28:15,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:15,269 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3872 transitions. [2024-11-08 17:28:15,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3872 transitions. [2024-11-08 17:28:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:15,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:15,271 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:15,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-08 17:28:15,271 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:15,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:15,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1046931938, now seen corresponding path program 1 times [2024-11-08 17:28:15,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:15,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563652450] [2024-11-08 17:28:15,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:15,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:15,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:15,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563652450] [2024-11-08 17:28:15,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563652450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:15,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:15,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:15,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131542506] [2024-11-08 17:28:15,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:15,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:15,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:15,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:15,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:15,667 INFO L87 Difference]: Start difference. First operand 2710 states and 3872 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:20,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:20,057 INFO L93 Difference]: Finished difference Result 4389 states and 6278 transitions. [2024-11-08 17:28:20,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:28:20,058 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:20,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:20,061 INFO L225 Difference]: With dead ends: 4389 [2024-11-08 17:28:20,061 INFO L226 Difference]: Without dead ends: 4162 [2024-11-08 17:28:20,063 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:28:20,063 INFO L432 NwaCegarLoop]: 2015 mSDtfsCounter, 10606 mSDsluCounter, 8151 mSDsCounter, 0 mSdLazyCounter, 8494 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10606 SdHoareTripleChecker+Valid, 10166 SdHoareTripleChecker+Invalid, 8500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:20,063 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10606 Valid, 10166 Invalid, 8500 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 8494 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:28:20,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4162 states. [2024-11-08 17:28:20,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4162 to 2710. [2024-11-08 17:28:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4481855592966704) internal successors, (3871), 2709 states have internal predecessors, (3871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:20,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3871 transitions. [2024-11-08 17:28:20,093 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3871 transitions. Word has length 130 [2024-11-08 17:28:20,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:20,093 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3871 transitions. [2024-11-08 17:28:20,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3871 transitions. [2024-11-08 17:28:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:20,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:20,095 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:20,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-08 17:28:20,096 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:20,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:20,096 INFO L85 PathProgramCache]: Analyzing trace with hash -86761087, now seen corresponding path program 1 times [2024-11-08 17:28:20,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:20,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674987214] [2024-11-08 17:28:20,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:20,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:20,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:20,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:20,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674987214] [2024-11-08 17:28:20,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674987214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:20,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:20,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:20,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270533444] [2024-11-08 17:28:20,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:20,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:20,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:20,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:20,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:20,451 INFO L87 Difference]: Start difference. First operand 2710 states and 3871 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:23,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:23,670 INFO L93 Difference]: Finished difference Result 4030 states and 5661 transitions. [2024-11-08 17:28:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:28:23,671 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:23,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:23,674 INFO L225 Difference]: With dead ends: 4030 [2024-11-08 17:28:23,674 INFO L226 Difference]: Without dead ends: 3842 [2024-11-08 17:28:23,676 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:28:23,676 INFO L432 NwaCegarLoop]: 1327 mSDtfsCounter, 8137 mSDsluCounter, 4108 mSDsCounter, 0 mSdLazyCounter, 5169 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8137 SdHoareTripleChecker+Valid, 5435 SdHoareTripleChecker+Invalid, 5175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:23,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8137 Valid, 5435 Invalid, 5175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5169 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-08 17:28:23,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3842 states. [2024-11-08 17:28:23,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3842 to 2710. [2024-11-08 17:28:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4478114478114479) internal successors, (3870), 2709 states have internal predecessors, (3870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3870 transitions. [2024-11-08 17:28:23,705 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3870 transitions. Word has length 130 [2024-11-08 17:28:23,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:23,706 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3870 transitions. [2024-11-08 17:28:23,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:23,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3870 transitions. [2024-11-08 17:28:23,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:23,708 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:23,709 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:23,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-08 17:28:23,709 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:23,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:23,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1700598258, now seen corresponding path program 1 times [2024-11-08 17:28:23,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:23,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614871930] [2024-11-08 17:28:23,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:23,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:24,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:24,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:24,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614871930] [2024-11-08 17:28:24,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614871930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:24,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:24,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:24,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372894164] [2024-11-08 17:28:24,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:24,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:24,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:24,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:24,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:24,097 INFO L87 Difference]: Start difference. First operand 2710 states and 3870 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:27,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:27,833 INFO L93 Difference]: Finished difference Result 4317 states and 6159 transitions. [2024-11-08 17:28:27,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:28:27,834 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:27,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:27,839 INFO L225 Difference]: With dead ends: 4317 [2024-11-08 17:28:27,839 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:28:27,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:28:27,841 INFO L432 NwaCegarLoop]: 1772 mSDtfsCounter, 8990 mSDsluCounter, 5857 mSDsCounter, 0 mSdLazyCounter, 6553 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8990 SdHoareTripleChecker+Valid, 7629 SdHoareTripleChecker+Invalid, 6558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:27,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8990 Valid, 7629 Invalid, 6558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6553 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 17:28:27,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:28:27,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2710. [2024-11-08 17:28:27,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4474373363262252) internal successors, (3869), 2709 states have internal predecessors, (3869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3869 transitions. [2024-11-08 17:28:27,874 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3869 transitions. Word has length 130 [2024-11-08 17:28:27,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:27,874 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3869 transitions. [2024-11-08 17:28:27,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3869 transitions. [2024-11-08 17:28:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:27,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:27,876 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:27,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-08 17:28:27,877 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:27,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:27,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1577480616, now seen corresponding path program 1 times [2024-11-08 17:28:27,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:27,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062564978] [2024-11-08 17:28:27,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:27,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:28,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:28,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:28,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062564978] [2024-11-08 17:28:28,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062564978] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:28,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:28,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:28,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003640158] [2024-11-08 17:28:28,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:28,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:28,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:28,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:28,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:28,206 INFO L87 Difference]: Start difference. First operand 2710 states and 3869 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:31,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:31,487 INFO L93 Difference]: Finished difference Result 4208 states and 5972 transitions. [2024-11-08 17:28:31,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:28:31,487 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:31,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:31,490 INFO L225 Difference]: With dead ends: 4208 [2024-11-08 17:28:31,490 INFO L226 Difference]: Without dead ends: 4014 [2024-11-08 17:28:31,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:28:31,492 INFO L432 NwaCegarLoop]: 1432 mSDtfsCounter, 10241 mSDsluCounter, 4704 mSDsCounter, 0 mSdLazyCounter, 5380 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10241 SdHoareTripleChecker+Valid, 6136 SdHoareTripleChecker+Invalid, 5387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:31,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10241 Valid, 6136 Invalid, 5387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5380 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-08 17:28:31,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4014 states. [2024-11-08 17:28:31,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4014 to 2710. [2024-11-08 17:28:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4470632248410027) internal successors, (3868), 2709 states have internal predecessors, (3868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3868 transitions. [2024-11-08 17:28:31,519 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3868 transitions. Word has length 130 [2024-11-08 17:28:31,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:31,519 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3868 transitions. [2024-11-08 17:28:31,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3868 transitions. [2024-11-08 17:28:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:31,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:31,523 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:31,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-08 17:28:31,523 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:31,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:31,523 INFO L85 PathProgramCache]: Analyzing trace with hash -59782098, now seen corresponding path program 1 times [2024-11-08 17:28:31,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:31,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059816718] [2024-11-08 17:28:31,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:31,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:31,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:31,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:31,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059816718] [2024-11-08 17:28:31,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059816718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:31,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:31,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:31,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832771175] [2024-11-08 17:28:31,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:31,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:31,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:31,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:31,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:31,802 INFO L87 Difference]: Start difference. First operand 2710 states and 3868 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:35,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:35,389 INFO L93 Difference]: Finished difference Result 4317 states and 6155 transitions. [2024-11-08 17:28:35,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:28:35,390 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:35,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:35,393 INFO L225 Difference]: With dead ends: 4317 [2024-11-08 17:28:35,393 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:28:35,394 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:28:35,395 INFO L432 NwaCegarLoop]: 1716 mSDtfsCounter, 7365 mSDsluCounter, 5694 mSDsCounter, 0 mSdLazyCounter, 6311 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7365 SdHoareTripleChecker+Valid, 7410 SdHoareTripleChecker+Invalid, 6317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:35,395 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7365 Valid, 7410 Invalid, 6317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 6311 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-08 17:28:35,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:28:35,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2710. [2024-11-08 17:28:35,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.44668911335578) internal successors, (3867), 2709 states have internal predecessors, (3867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:35,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3867 transitions. [2024-11-08 17:28:35,425 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3867 transitions. Word has length 130 [2024-11-08 17:28:35,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:35,426 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3867 transitions. [2024-11-08 17:28:35,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:35,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3867 transitions. [2024-11-08 17:28:35,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:35,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:35,428 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:35,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-08 17:28:35,428 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:35,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:35,429 INFO L85 PathProgramCache]: Analyzing trace with hash -948826908, now seen corresponding path program 1 times [2024-11-08 17:28:35,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:35,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919449726] [2024-11-08 17:28:35,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:35,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:35,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:35,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919449726] [2024-11-08 17:28:35,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919449726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:35,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:35,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:28:35,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591536717] [2024-11-08 17:28:35,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:35,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:28:35,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:35,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:28:35,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:28:35,975 INFO L87 Difference]: Start difference. First operand 2710 states and 3867 transitions. Second operand has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:41,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:41,379 INFO L93 Difference]: Finished difference Result 5092 states and 7305 transitions. [2024-11-08 17:28:41,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:28:41,379 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:41,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:41,383 INFO L225 Difference]: With dead ends: 5092 [2024-11-08 17:28:41,383 INFO L226 Difference]: Without dead ends: 4842 [2024-11-08 17:28:41,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:28:41,385 INFO L432 NwaCegarLoop]: 1922 mSDtfsCounter, 15571 mSDsluCounter, 7424 mSDsCounter, 0 mSdLazyCounter, 7868 mSolverCounterSat, 473 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15571 SdHoareTripleChecker+Valid, 9346 SdHoareTripleChecker+Invalid, 8341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 473 IncrementalHoareTripleChecker+Valid, 7868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:41,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15571 Valid, 9346 Invalid, 8341 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [473 Valid, 7868 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-08 17:28:41,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4842 states. [2024-11-08 17:28:41,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4842 to 2714. [2024-11-08 17:28:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4460216660440792) internal successors, (3871), 2713 states have internal predecessors, (3871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3871 transitions. [2024-11-08 17:28:41,419 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3871 transitions. Word has length 130 [2024-11-08 17:28:41,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:41,419 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3871 transitions. [2024-11-08 17:28:41,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3871 transitions. [2024-11-08 17:28:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:41,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:41,422 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:41,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-08 17:28:41,422 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:41,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:41,423 INFO L85 PathProgramCache]: Analyzing trace with hash -435159361, now seen corresponding path program 1 times [2024-11-08 17:28:41,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:41,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554220647] [2024-11-08 17:28:41,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:41,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:41,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:41,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554220647] [2024-11-08 17:28:41,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554220647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:41,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:41,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:28:41,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695966713] [2024-11-08 17:28:41,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:41,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:28:41,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:41,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:28:41,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:28:41,963 INFO L87 Difference]: Start difference. First operand 2714 states and 3871 transitions. Second operand has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:47,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:47,610 INFO L93 Difference]: Finished difference Result 4921 states and 7050 transitions. [2024-11-08 17:28:47,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:28:47,611 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:47,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:47,615 INFO L225 Difference]: With dead ends: 4921 [2024-11-08 17:28:47,616 INFO L226 Difference]: Without dead ends: 4710 [2024-11-08 17:28:47,618 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:28:47,618 INFO L432 NwaCegarLoop]: 1708 mSDtfsCounter, 16558 mSDsluCounter, 6718 mSDsCounter, 0 mSdLazyCounter, 7244 mSolverCounterSat, 537 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16558 SdHoareTripleChecker+Valid, 8426 SdHoareTripleChecker+Invalid, 7781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 537 IncrementalHoareTripleChecker+Valid, 7244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:47,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16558 Valid, 8426 Invalid, 7781 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [537 Valid, 7244 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-08 17:28:47,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2024-11-08 17:28:47,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2718. [2024-11-08 17:28:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2681 states have (on average 1.4453562103692652) internal successors, (3875), 2717 states have internal predecessors, (3875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3875 transitions. [2024-11-08 17:28:47,655 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3875 transitions. Word has length 130 [2024-11-08 17:28:47,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:47,655 INFO L471 AbstractCegarLoop]: Abstraction has 2718 states and 3875 transitions. [2024-11-08 17:28:47,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:47,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3875 transitions. [2024-11-08 17:28:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:47,657 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:47,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:47,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-08 17:28:47,658 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:47,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:47,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1179085933, now seen corresponding path program 1 times [2024-11-08 17:28:47,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:47,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899959610] [2024-11-08 17:28:47,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:47,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:48,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:48,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899959610] [2024-11-08 17:28:48,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899959610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:48,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:48,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:48,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136914084] [2024-11-08 17:28:48,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:48,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:48,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:48,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:48,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:48,035 INFO L87 Difference]: Start difference. First operand 2718 states and 3875 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:51,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:51,868 INFO L93 Difference]: Finished difference Result 4315 states and 6151 transitions. [2024-11-08 17:28:51,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:28:51,869 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:51,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:51,873 INFO L225 Difference]: With dead ends: 4315 [2024-11-08 17:28:51,873 INFO L226 Difference]: Without dead ends: 4110 [2024-11-08 17:28:51,874 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:28:51,875 INFO L432 NwaCegarLoop]: 1697 mSDtfsCounter, 6086 mSDsluCounter, 5637 mSDsCounter, 0 mSdLazyCounter, 6242 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6086 SdHoareTripleChecker+Valid, 7334 SdHoareTripleChecker+Invalid, 6248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:51,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6086 Valid, 7334 Invalid, 6248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 6242 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:28:51,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4110 states. [2024-11-08 17:28:51,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4110 to 2718. [2024-11-08 17:28:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2681 states have (on average 1.444983215218202) internal successors, (3874), 2717 states have internal predecessors, (3874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3874 transitions. [2024-11-08 17:28:51,922 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3874 transitions. Word has length 130 [2024-11-08 17:28:51,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:51,923 INFO L471 AbstractCegarLoop]: Abstraction has 2718 states and 3874 transitions. [2024-11-08 17:28:51,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3874 transitions. [2024-11-08 17:28:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:51,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:51,927 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:51,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-08 17:28:51,927 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:51,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:51,928 INFO L85 PathProgramCache]: Analyzing trace with hash 2080742740, now seen corresponding path program 1 times [2024-11-08 17:28:51,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:51,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892866537] [2024-11-08 17:28:51,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:51,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:52,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:52,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892866537] [2024-11-08 17:28:52,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892866537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:52,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:52,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:28:52,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089571338] [2024-11-08 17:28:52,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:52,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:28:52,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:52,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:28:52,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:28:52,695 INFO L87 Difference]: Start difference. First operand 2718 states and 3874 transitions. Second operand has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:58,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:28:58,211 INFO L93 Difference]: Finished difference Result 4940 states and 7075 transitions. [2024-11-08 17:28:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:28:58,211 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:28:58,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:28:58,216 INFO L225 Difference]: With dead ends: 4940 [2024-11-08 17:28:58,216 INFO L226 Difference]: Without dead ends: 4710 [2024-11-08 17:28:58,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:28:58,218 INFO L432 NwaCegarLoop]: 1691 mSDtfsCounter, 16714 mSDsluCounter, 6259 mSDsCounter, 0 mSdLazyCounter, 6749 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16714 SdHoareTripleChecker+Valid, 7950 SdHoareTripleChecker+Invalid, 7297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 6749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:28:58,218 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16714 Valid, 7950 Invalid, 7297 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [548 Valid, 6749 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-08 17:28:58,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2024-11-08 17:28:58,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2726. [2024-11-08 17:28:58,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.443659352919301) internal successors, (3882), 2725 states have internal predecessors, (3882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:58,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3882 transitions. [2024-11-08 17:28:58,254 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3882 transitions. Word has length 130 [2024-11-08 17:28:58,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:28:58,254 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3882 transitions. [2024-11-08 17:28:58,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:28:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3882 transitions. [2024-11-08 17:28:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:28:58,257 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:58,257 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:28:58,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-08 17:28:58,257 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:28:58,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:58,258 INFO L85 PathProgramCache]: Analyzing trace with hash -598738012, now seen corresponding path program 1 times [2024-11-08 17:28:58,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:58,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732098118] [2024-11-08 17:28:58,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:58,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:58,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:58,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:58,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732098118] [2024-11-08 17:28:58,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732098118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:58,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:58,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:28:58,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079022237] [2024-11-08 17:28:58,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:58,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:28:58,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:58,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:28:58,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:28:58,688 INFO L87 Difference]: Start difference. First operand 2726 states and 3882 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:02,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:02,361 INFO L93 Difference]: Finished difference Result 4048 states and 5673 transitions. [2024-11-08 17:29:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:29:02,362 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:02,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:02,365 INFO L225 Difference]: With dead ends: 4048 [2024-11-08 17:29:02,365 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:29:02,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:29:02,367 INFO L432 NwaCegarLoop]: 1334 mSDtfsCounter, 13758 mSDsluCounter, 4130 mSDsCounter, 0 mSdLazyCounter, 5166 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13758 SdHoareTripleChecker+Valid, 5464 SdHoareTripleChecker+Invalid, 5173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:02,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13758 Valid, 5464 Invalid, 5173 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5166 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:29:02,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:29:02,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:29:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4429155820007438) internal successors, (3880), 2725 states have internal predecessors, (3880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3880 transitions. [2024-11-08 17:29:02,398 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3880 transitions. Word has length 130 [2024-11-08 17:29:02,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:02,398 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3880 transitions. [2024-11-08 17:29:02,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3880 transitions. [2024-11-08 17:29:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:02,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:02,401 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:02,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-08 17:29:02,402 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:02,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:02,402 INFO L85 PathProgramCache]: Analyzing trace with hash 2018237894, now seen corresponding path program 1 times [2024-11-08 17:29:02,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:02,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679896919] [2024-11-08 17:29:02,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:02,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:02,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:02,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679896919] [2024-11-08 17:29:02,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679896919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:02,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:02,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:02,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050070773] [2024-11-08 17:29:02,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:02,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:02,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:02,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:02,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:02,824 INFO L87 Difference]: Start difference. First operand 2726 states and 3880 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:06,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:06,443 INFO L93 Difference]: Finished difference Result 4044 states and 5665 transitions. [2024-11-08 17:29:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:29:06,443 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:06,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:06,447 INFO L225 Difference]: With dead ends: 4044 [2024-11-08 17:29:06,447 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:29:06,448 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:29:06,448 INFO L432 NwaCegarLoop]: 1333 mSDtfsCounter, 7071 mSDsluCounter, 4126 mSDsCounter, 0 mSdLazyCounter, 5166 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7071 SdHoareTripleChecker+Valid, 5459 SdHoareTripleChecker+Invalid, 5172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:06,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7071 Valid, 5459 Invalid, 5172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5166 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:29:06,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:29:06,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:29:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4421718110821866) internal successors, (3878), 2725 states have internal predecessors, (3878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:06,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3878 transitions. [2024-11-08 17:29:06,477 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3878 transitions. Word has length 130 [2024-11-08 17:29:06,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:06,478 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3878 transitions. [2024-11-08 17:29:06,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:06,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3878 transitions. [2024-11-08 17:29:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:06,480 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:06,480 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:06,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-08 17:29:06,481 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:06,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:06,481 INFO L85 PathProgramCache]: Analyzing trace with hash -2089457541, now seen corresponding path program 1 times [2024-11-08 17:29:06,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:06,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572618831] [2024-11-08 17:29:06,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:06,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:07,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:07,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572618831] [2024-11-08 17:29:07,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572618831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:07,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:07,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:29:07,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599545079] [2024-11-08 17:29:07,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:07,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:29:07,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:07,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:29:07,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:29:07,187 INFO L87 Difference]: Start difference. First operand 2726 states and 3878 transitions. Second operand has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:13,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:13,027 INFO L93 Difference]: Finished difference Result 4934 states and 7064 transitions. [2024-11-08 17:29:13,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:29:13,028 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:13,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:13,033 INFO L225 Difference]: With dead ends: 4934 [2024-11-08 17:29:13,033 INFO L226 Difference]: Without dead ends: 4710 [2024-11-08 17:29:13,035 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:29:13,036 INFO L432 NwaCegarLoop]: 1677 mSDtfsCounter, 20365 mSDsluCounter, 6625 mSDsCounter, 0 mSdLazyCounter, 7100 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20365 SdHoareTripleChecker+Valid, 8302 SdHoareTripleChecker+Invalid, 7648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 7100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:13,036 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20365 Valid, 8302 Invalid, 7648 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [548 Valid, 7100 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-08 17:29:13,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2024-11-08 17:29:13,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2734. [2024-11-08 17:29:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.4408602150537635) internal successors, (3886), 2733 states have internal predecessors, (3886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3886 transitions. [2024-11-08 17:29:13,089 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3886 transitions. Word has length 130 [2024-11-08 17:29:13,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:13,089 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3886 transitions. [2024-11-08 17:29:13,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3886 transitions. [2024-11-08 17:29:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:13,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:13,093 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:13,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-08 17:29:13,094 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:13,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:13,095 INFO L85 PathProgramCache]: Analyzing trace with hash 449743896, now seen corresponding path program 1 times [2024-11-08 17:29:13,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:13,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305148005] [2024-11-08 17:29:13,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:13,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:13,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:13,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305148005] [2024-11-08 17:29:13,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305148005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:13,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:13,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:29:13,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412286144] [2024-11-08 17:29:13,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:13,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:29:13,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:13,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:29:13,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:29:13,748 INFO L87 Difference]: Start difference. First operand 2734 states and 3886 transitions. Second operand has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:19,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:19,087 INFO L93 Difference]: Finished difference Result 5154 states and 7372 transitions. [2024-11-08 17:29:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:29:19,088 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:19,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:19,091 INFO L225 Difference]: With dead ends: 5154 [2024-11-08 17:29:19,091 INFO L226 Difference]: Without dead ends: 4870 [2024-11-08 17:29:19,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:29:19,093 INFO L432 NwaCegarLoop]: 1877 mSDtfsCounter, 19250 mSDsluCounter, 6891 mSDsCounter, 0 mSdLazyCounter, 7352 mSolverCounterSat, 489 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19250 SdHoareTripleChecker+Valid, 8768 SdHoareTripleChecker+Invalid, 7841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 489 IncrementalHoareTripleChecker+Valid, 7352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:19,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19250 Valid, 8768 Invalid, 7841 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [489 Valid, 7352 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-08 17:29:19,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4870 states. [2024-11-08 17:29:19,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4870 to 2742. [2024-11-08 17:29:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4395563770794824) internal successors, (3894), 2741 states have internal predecessors, (3894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3894 transitions. [2024-11-08 17:29:19,126 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3894 transitions. Word has length 130 [2024-11-08 17:29:19,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:19,126 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3894 transitions. [2024-11-08 17:29:19,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 11 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3894 transitions. [2024-11-08 17:29:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:19,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:19,129 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:19,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-08 17:29:19,129 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:19,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:19,129 INFO L85 PathProgramCache]: Analyzing trace with hash 667109008, now seen corresponding path program 1 times [2024-11-08 17:29:19,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:19,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685921023] [2024-11-08 17:29:19,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:19,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:19,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:19,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685921023] [2024-11-08 17:29:19,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685921023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:19,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:19,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:19,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528319733] [2024-11-08 17:29:19,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:19,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:19,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:19,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:19,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:19,510 INFO L87 Difference]: Start difference. First operand 2742 states and 3894 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:23,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:23,557 INFO L93 Difference]: Finished difference Result 4342 states and 6178 transitions. [2024-11-08 17:29:23,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:29:23,558 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:23,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:23,562 INFO L225 Difference]: With dead ends: 4342 [2024-11-08 17:29:23,562 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:29:23,563 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:29:23,564 INFO L432 NwaCegarLoop]: 1666 mSDtfsCounter, 10754 mSDsluCounter, 5544 mSDsCounter, 0 mSdLazyCounter, 6100 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10754 SdHoareTripleChecker+Valid, 7210 SdHoareTripleChecker+Invalid, 6107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:23,564 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10754 Valid, 7210 Invalid, 6107 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6100 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:29:23,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:29:23,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2742. [2024-11-08 17:29:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4388170055452865) internal successors, (3892), 2741 states have internal predecessors, (3892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3892 transitions. [2024-11-08 17:29:23,597 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3892 transitions. Word has length 130 [2024-11-08 17:29:23,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:23,597 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3892 transitions. [2024-11-08 17:29:23,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:23,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3892 transitions. [2024-11-08 17:29:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:23,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:23,600 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:23,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-08 17:29:23,601 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:23,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:23,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1672889582, now seen corresponding path program 1 times [2024-11-08 17:29:23,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:23,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251325933] [2024-11-08 17:29:23,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:23,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:24,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:24,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251325933] [2024-11-08 17:29:24,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251325933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:24,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:24,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:24,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350705407] [2024-11-08 17:29:24,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:24,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:24,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:24,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:24,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:24,020 INFO L87 Difference]: Start difference. First operand 2742 states and 3892 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:29,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:29,470 INFO L93 Difference]: Finished difference Result 4468 states and 6356 transitions. [2024-11-08 17:29:29,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:29:29,471 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:29,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:29,476 INFO L225 Difference]: With dead ends: 4468 [2024-11-08 17:29:29,476 INFO L226 Difference]: Without dead ends: 4190 [2024-11-08 17:29:29,477 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:29:29,478 INFO L432 NwaCegarLoop]: 1917 mSDtfsCounter, 10737 mSDsluCounter, 7857 mSDsCounter, 0 mSdLazyCounter, 8136 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10737 SdHoareTripleChecker+Valid, 9774 SdHoareTripleChecker+Invalid, 8142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:29,478 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10737 Valid, 9774 Invalid, 8142 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 8136 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-08 17:29:29,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4190 states. [2024-11-08 17:29:29,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4190 to 2742. [2024-11-08 17:29:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4380776340110906) internal successors, (3890), 2741 states have internal predecessors, (3890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3890 transitions. [2024-11-08 17:29:29,553 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3890 transitions. Word has length 130 [2024-11-08 17:29:29,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:29,553 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3890 transitions. [2024-11-08 17:29:29,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:29,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3890 transitions. [2024-11-08 17:29:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:29,556 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:29,557 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:29,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-08 17:29:29,557 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:29,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:29,558 INFO L85 PathProgramCache]: Analyzing trace with hash 118670227, now seen corresponding path program 1 times [2024-11-08 17:29:29,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:29,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979879575] [2024-11-08 17:29:29,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:29,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:29,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:29,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979879575] [2024-11-08 17:29:29,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979879575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:29,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:29,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:29,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505363439] [2024-11-08 17:29:29,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:30,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:30,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:30,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:30,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:30,001 INFO L87 Difference]: Start difference. First operand 2742 states and 3890 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:35,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:35,301 INFO L93 Difference]: Finished difference Result 4352 states and 6185 transitions. [2024-11-08 17:29:35,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:29:35,302 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:35,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:35,306 INFO L225 Difference]: With dead ends: 4352 [2024-11-08 17:29:35,306 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:29:35,307 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:29:35,308 INFO L432 NwaCegarLoop]: 1701 mSDtfsCounter, 11138 mSDsluCounter, 7100 mSDsCounter, 0 mSdLazyCounter, 7391 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11138 SdHoareTripleChecker+Valid, 8801 SdHoareTripleChecker+Invalid, 7398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:35,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11138 Valid, 8801 Invalid, 7398 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7391 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-08 17:29:35,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:29:35,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2742. [2024-11-08 17:29:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4373382624768947) internal successors, (3888), 2741 states have internal predecessors, (3888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:35,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3888 transitions. [2024-11-08 17:29:35,342 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3888 transitions. Word has length 130 [2024-11-08 17:29:35,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:35,342 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3888 transitions. [2024-11-08 17:29:35,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:35,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3888 transitions. [2024-11-08 17:29:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:35,345 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:35,345 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:35,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-08 17:29:35,345 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:35,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:35,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1179219811, now seen corresponding path program 1 times [2024-11-08 17:29:35,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:35,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246600215] [2024-11-08 17:29:35,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:35,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:35,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:35,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:35,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246600215] [2024-11-08 17:29:35,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246600215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:35,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:35,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:35,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220143256] [2024-11-08 17:29:35,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:35,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:35,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:35,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:35,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:35,712 INFO L87 Difference]: Start difference. First operand 2742 states and 3888 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:39,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:39,839 INFO L93 Difference]: Finished difference Result 4254 states and 6004 transitions. [2024-11-08 17:29:39,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:29:39,840 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:39,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:39,844 INFO L225 Difference]: With dead ends: 4254 [2024-11-08 17:29:39,844 INFO L226 Difference]: Without dead ends: 4046 [2024-11-08 17:29:39,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:29:39,846 INFO L432 NwaCegarLoop]: 1499 mSDtfsCounter, 6530 mSDsluCounter, 4908 mSDsCounter, 0 mSdLazyCounter, 5572 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6530 SdHoareTripleChecker+Valid, 6407 SdHoareTripleChecker+Invalid, 5578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:39,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6530 Valid, 6407 Invalid, 5578 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 5572 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-08 17:29:39,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4046 states. [2024-11-08 17:29:39,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4046 to 2742. [2024-11-08 17:29:39,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4365988909426988) internal successors, (3886), 2741 states have internal predecessors, (3886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:39,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3886 transitions. [2024-11-08 17:29:39,885 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3886 transitions. Word has length 130 [2024-11-08 17:29:39,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:39,885 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3886 transitions. [2024-11-08 17:29:39,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:39,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3886 transitions. [2024-11-08 17:29:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:39,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:39,888 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:39,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-08 17:29:39,889 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:39,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:39,889 INFO L85 PathProgramCache]: Analyzing trace with hash -770374583, now seen corresponding path program 1 times [2024-11-08 17:29:39,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:39,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832448705] [2024-11-08 17:29:39,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:39,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:40,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:40,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:40,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832448705] [2024-11-08 17:29:40,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832448705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:40,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:40,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:40,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616192568] [2024-11-08 17:29:40,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:40,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:40,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:40,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:40,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:40,305 INFO L87 Difference]: Start difference. First operand 2742 states and 3886 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:45,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:45,101 INFO L93 Difference]: Finished difference Result 4490 states and 6371 transitions. [2024-11-08 17:29:45,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:29:45,101 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:45,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:45,106 INFO L225 Difference]: With dead ends: 4490 [2024-11-08 17:29:45,106 INFO L226 Difference]: Without dead ends: 4190 [2024-11-08 17:29:45,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:29:45,108 INFO L432 NwaCegarLoop]: 1855 mSDtfsCounter, 8726 mSDsluCounter, 6171 mSDsCounter, 0 mSdLazyCounter, 6705 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8726 SdHoareTripleChecker+Valid, 8026 SdHoareTripleChecker+Invalid, 6711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:45,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8726 Valid, 8026 Invalid, 6711 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6705 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:29:45,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4190 states. [2024-11-08 17:29:45,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4190 to 2742. [2024-11-08 17:29:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4358595194085029) internal successors, (3884), 2741 states have internal predecessors, (3884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3884 transitions. [2024-11-08 17:29:45,145 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3884 transitions. Word has length 130 [2024-11-08 17:29:45,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:45,146 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3884 transitions. [2024-11-08 17:29:45,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:45,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3884 transitions. [2024-11-08 17:29:45,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:45,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:45,149 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:45,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-08 17:29:45,149 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:45,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:45,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1360075373, now seen corresponding path program 1 times [2024-11-08 17:29:45,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:45,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976385617] [2024-11-08 17:29:45,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:45,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:45,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:45,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:45,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976385617] [2024-11-08 17:29:45,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976385617] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:45,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:45,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:45,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837778766] [2024-11-08 17:29:45,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:45,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:45,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:45,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:45,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:45,607 INFO L87 Difference]: Start difference. First operand 2742 states and 3884 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:50,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:50,855 INFO L93 Difference]: Finished difference Result 4342 states and 6166 transitions. [2024-11-08 17:29:50,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:29:50,855 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:50,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:50,860 INFO L225 Difference]: With dead ends: 4342 [2024-11-08 17:29:50,860 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:29:50,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:29:50,862 INFO L432 NwaCegarLoop]: 1809 mSDtfsCounter, 10931 mSDsluCounter, 7422 mSDsCounter, 0 mSdLazyCounter, 7719 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10931 SdHoareTripleChecker+Valid, 9231 SdHoareTripleChecker+Invalid, 7725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:50,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10931 Valid, 9231 Invalid, 7725 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7719 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-08 17:29:50,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:29:50,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2742. [2024-11-08 17:29:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4351201478743068) internal successors, (3882), 2741 states have internal predecessors, (3882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3882 transitions. [2024-11-08 17:29:50,897 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3882 transitions. Word has length 130 [2024-11-08 17:29:50,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:50,897 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3882 transitions. [2024-11-08 17:29:50,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:50,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3882 transitions. [2024-11-08 17:29:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:50,901 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:50,901 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:50,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-08 17:29:50,901 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:50,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:50,902 INFO L85 PathProgramCache]: Analyzing trace with hash -256707036, now seen corresponding path program 1 times [2024-11-08 17:29:50,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:50,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129165538] [2024-11-08 17:29:50,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:50,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:51,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:51,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:51,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129165538] [2024-11-08 17:29:51,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129165538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:51,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:51,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:51,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909661803] [2024-11-08 17:29:51,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:51,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:51,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:51,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:51,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:51,329 INFO L87 Difference]: Start difference. First operand 2742 states and 3882 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:56,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:56,229 INFO L93 Difference]: Finished difference Result 4352 states and 6175 transitions. [2024-11-08 17:29:56,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:29:56,230 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:29:56,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:56,234 INFO L225 Difference]: With dead ends: 4352 [2024-11-08 17:29:56,234 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:29:56,235 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:29:56,236 INFO L432 NwaCegarLoop]: 1748 mSDtfsCounter, 8513 mSDsluCounter, 6510 mSDsCounter, 0 mSdLazyCounter, 6930 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8513 SdHoareTripleChecker+Valid, 8258 SdHoareTripleChecker+Invalid, 6936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:56,236 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8513 Valid, 8258 Invalid, 6936 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6930 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 17:29:56,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:29:56,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2742. [2024-11-08 17:29:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4343807763401109) internal successors, (3880), 2741 states have internal predecessors, (3880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3880 transitions. [2024-11-08 17:29:56,270 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3880 transitions. Word has length 130 [2024-11-08 17:29:56,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:56,271 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3880 transitions. [2024-11-08 17:29:56,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:29:56,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3880 transitions. [2024-11-08 17:29:56,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:29:56,273 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:56,274 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:56,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-08 17:29:56,274 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:29:56,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:56,275 INFO L85 PathProgramCache]: Analyzing trace with hash 573593816, now seen corresponding path program 1 times [2024-11-08 17:29:56,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:56,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354698918] [2024-11-08 17:29:56,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:56,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:56,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:56,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:56,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354698918] [2024-11-08 17:29:56,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354698918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:56,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:56,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:29:56,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617189753] [2024-11-08 17:29:56,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:56,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:29:56,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:56,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:29:56,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:29:56,627 INFO L87 Difference]: Start difference. First operand 2742 states and 3880 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:01,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:01,082 INFO L93 Difference]: Finished difference Result 4360 states and 6179 transitions. [2024-11-08 17:30:01,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:01,083 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:30:01,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:01,087 INFO L225 Difference]: With dead ends: 4360 [2024-11-08 17:30:01,087 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:30:01,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:01,088 INFO L432 NwaCegarLoop]: 1750 mSDtfsCounter, 9058 mSDsluCounter, 5793 mSDsCounter, 0 mSdLazyCounter, 6336 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9058 SdHoareTripleChecker+Valid, 7543 SdHoareTripleChecker+Invalid, 6342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:01,088 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9058 Valid, 7543 Invalid, 6342 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6336 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:30:01,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:30:01,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2742. [2024-11-08 17:30:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.433641404805915) internal successors, (3878), 2741 states have internal predecessors, (3878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3878 transitions. [2024-11-08 17:30:01,122 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3878 transitions. Word has length 130 [2024-11-08 17:30:01,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:01,122 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3878 transitions. [2024-11-08 17:30:01,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3878 transitions. [2024-11-08 17:30:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 17:30:01,124 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:01,125 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:01,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-08 17:30:01,125 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:01,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:01,125 INFO L85 PathProgramCache]: Analyzing trace with hash 800849747, now seen corresponding path program 1 times [2024-11-08 17:30:01,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:01,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348841756] [2024-11-08 17:30:01,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:01,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:01,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:01,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348841756] [2024-11-08 17:30:01,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348841756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:01,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:01,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:01,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579094306] [2024-11-08 17:30:01,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:01,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:01,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:01,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:01,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:01,429 INFO L87 Difference]: Start difference. First operand 2742 states and 3878 transitions. Second operand has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:06,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:06,359 INFO L93 Difference]: Finished difference Result 4670 states and 6606 transitions. [2024-11-08 17:30:06,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:06,360 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2024-11-08 17:30:06,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:06,364 INFO L225 Difference]: With dead ends: 4670 [2024-11-08 17:30:06,364 INFO L226 Difference]: Without dead ends: 4230 [2024-11-08 17:30:06,365 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:06,366 INFO L432 NwaCegarLoop]: 2087 mSDtfsCounter, 8019 mSDsluCounter, 6894 mSDsCounter, 0 mSdLazyCounter, 7328 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8019 SdHoareTripleChecker+Valid, 8981 SdHoareTripleChecker+Invalid, 7335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:06,366 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8019 Valid, 8981 Invalid, 7335 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7328 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 17:30:06,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4230 states. [2024-11-08 17:30:06,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4230 to 2742. [2024-11-08 17:30:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.432902033271719) internal successors, (3876), 2741 states have internal predecessors, (3876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:06,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3876 transitions. [2024-11-08 17:30:06,416 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3876 transitions. Word has length 130 [2024-11-08 17:30:06,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:06,417 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3876 transitions. [2024-11-08 17:30:06,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.444444444444445) internal successors, (130), 8 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3876 transitions. [2024-11-08 17:30:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:06,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:06,421 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:06,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-08 17:30:06,422 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:06,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:06,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1165521399, now seen corresponding path program 1 times [2024-11-08 17:30:06,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:06,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532641250] [2024-11-08 17:30:06,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:06,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:06,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:06,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:06,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532641250] [2024-11-08 17:30:06,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532641250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:06,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:06,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:06,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838178613] [2024-11-08 17:30:06,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:06,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:06,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:06,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:06,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:06,865 INFO L87 Difference]: Start difference. First operand 2742 states and 3876 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:11,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:11,960 INFO L93 Difference]: Finished difference Result 4323 states and 6126 transitions. [2024-11-08 17:30:11,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:11,961 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:11,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:11,965 INFO L225 Difference]: With dead ends: 4323 [2024-11-08 17:30:11,965 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:30:11,967 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:11,967 INFO L432 NwaCegarLoop]: 1762 mSDtfsCounter, 8474 mSDsluCounter, 7276 mSDsCounter, 0 mSdLazyCounter, 7555 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8474 SdHoareTripleChecker+Valid, 9038 SdHoareTripleChecker+Invalid, 7561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:11,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8474 Valid, 9038 Invalid, 7561 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7555 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:30:11,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:30:12,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2738. [2024-11-08 17:30:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.4331728989263235) internal successors, (3871), 2737 states have internal predecessors, (3871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3871 transitions. [2024-11-08 17:30:12,012 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3871 transitions. Word has length 131 [2024-11-08 17:30:12,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:12,012 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3871 transitions. [2024-11-08 17:30:12,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3871 transitions. [2024-11-08 17:30:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:12,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:12,015 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:12,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-08 17:30:12,015 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:12,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:12,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1638067966, now seen corresponding path program 1 times [2024-11-08 17:30:12,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:12,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47672093] [2024-11-08 17:30:12,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:12,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:12,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:12,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47672093] [2024-11-08 17:30:12,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47672093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:12,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:12,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:12,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749772976] [2024-11-08 17:30:12,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:12,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:12,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:12,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:12,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:12,434 INFO L87 Difference]: Start difference. First operand 2738 states and 3871 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:16,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:16,865 INFO L93 Difference]: Finished difference Result 4316 states and 6115 transitions. [2024-11-08 17:30:16,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:30:16,865 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:16,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:16,869 INFO L225 Difference]: With dead ends: 4316 [2024-11-08 17:30:16,869 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:30:16,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:30:16,870 INFO L432 NwaCegarLoop]: 1764 mSDtfsCounter, 10993 mSDsluCounter, 7289 mSDsCounter, 0 mSdLazyCounter, 7539 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10993 SdHoareTripleChecker+Valid, 9053 SdHoareTripleChecker+Invalid, 7546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:16,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10993 Valid, 9053 Invalid, 7546 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7539 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:30:16,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:30:16,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2738. [2024-11-08 17:30:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.432802665679378) internal successors, (3870), 2737 states have internal predecessors, (3870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3870 transitions. [2024-11-08 17:30:16,902 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3870 transitions. Word has length 131 [2024-11-08 17:30:16,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:16,902 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3870 transitions. [2024-11-08 17:30:16,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3870 transitions. [2024-11-08 17:30:16,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:16,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:16,905 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:16,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-08 17:30:16,905 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:16,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:16,905 INFO L85 PathProgramCache]: Analyzing trace with hash -228929686, now seen corresponding path program 1 times [2024-11-08 17:30:16,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:16,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961419522] [2024-11-08 17:30:16,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:16,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:17,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:17,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961419522] [2024-11-08 17:30:17,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961419522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:17,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:17,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:17,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783902291] [2024-11-08 17:30:17,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:17,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:17,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:17,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:17,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:17,348 INFO L87 Difference]: Start difference. First operand 2738 states and 3870 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:22,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:22,527 INFO L93 Difference]: Finished difference Result 4321 states and 6122 transitions. [2024-11-08 17:30:22,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:30:22,527 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:22,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:22,533 INFO L225 Difference]: With dead ends: 4321 [2024-11-08 17:30:22,534 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:30:22,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:30:22,536 INFO L432 NwaCegarLoop]: 1764 mSDtfsCounter, 10988 mSDsluCounter, 7289 mSDsCounter, 0 mSdLazyCounter, 7535 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10988 SdHoareTripleChecker+Valid, 9053 SdHoareTripleChecker+Invalid, 7542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:22,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10988 Valid, 9053 Invalid, 7542 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7535 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:30:22,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:30:22,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2738. [2024-11-08 17:30:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.4324324324324325) internal successors, (3869), 2737 states have internal predecessors, (3869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3869 transitions. [2024-11-08 17:30:22,584 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3869 transitions. Word has length 131 [2024-11-08 17:30:22,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:22,584 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3869 transitions. [2024-11-08 17:30:22,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:22,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3869 transitions. [2024-11-08 17:30:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:22,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:22,588 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:22,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-08 17:30:22,589 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:22,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:22,589 INFO L85 PathProgramCache]: Analyzing trace with hash -449676179, now seen corresponding path program 1 times [2024-11-08 17:30:22,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:22,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056444629] [2024-11-08 17:30:22,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:22,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:23,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:23,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056444629] [2024-11-08 17:30:23,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056444629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:23,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:23,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:23,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373462249] [2024-11-08 17:30:23,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:23,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:23,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:23,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:23,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:23,048 INFO L87 Difference]: Start difference. First operand 2738 states and 3869 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:26,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:26,785 INFO L93 Difference]: Finished difference Result 4338 states and 6137 transitions. [2024-11-08 17:30:26,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:26,786 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:26,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:26,789 INFO L225 Difference]: With dead ends: 4338 [2024-11-08 17:30:26,789 INFO L226 Difference]: Without dead ends: 4118 [2024-11-08 17:30:26,789 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:26,790 INFO L432 NwaCegarLoop]: 1764 mSDtfsCounter, 9040 mSDsluCounter, 5835 mSDsCounter, 0 mSdLazyCounter, 6372 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9040 SdHoareTripleChecker+Valid, 7599 SdHoareTripleChecker+Invalid, 6379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:26,790 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9040 Valid, 7599 Invalid, 6379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6372 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:30:26,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-08 17:30:26,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2738. [2024-11-08 17:30:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.432062199185487) internal successors, (3868), 2737 states have internal predecessors, (3868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:26,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3868 transitions. [2024-11-08 17:30:26,819 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3868 transitions. Word has length 131 [2024-11-08 17:30:26,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:26,820 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3868 transitions. [2024-11-08 17:30:26,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:26,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3868 transitions. [2024-11-08 17:30:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:26,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:26,823 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:26,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-08 17:30:26,823 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:26,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:26,823 INFO L85 PathProgramCache]: Analyzing trace with hash -858521407, now seen corresponding path program 1 times [2024-11-08 17:30:26,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:26,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381522371] [2024-11-08 17:30:26,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:26,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:27,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:27,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381522371] [2024-11-08 17:30:27,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381522371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:27,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:27,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:27,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171864688] [2024-11-08 17:30:27,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:27,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:27,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:27,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:27,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:27,209 INFO L87 Difference]: Start difference. First operand 2738 states and 3868 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:32,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:32,173 INFO L93 Difference]: Finished difference Result 4432 states and 6272 transitions. [2024-11-08 17:30:32,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:32,174 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:32,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:32,178 INFO L225 Difference]: With dead ends: 4432 [2024-11-08 17:30:32,178 INFO L226 Difference]: Without dead ends: 4182 [2024-11-08 17:30:32,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:32,180 INFO L432 NwaCegarLoop]: 2030 mSDtfsCounter, 5440 mSDsluCounter, 6696 mSDsCounter, 0 mSdLazyCounter, 7099 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5440 SdHoareTripleChecker+Valid, 8726 SdHoareTripleChecker+Invalid, 7105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:32,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5440 Valid, 8726 Invalid, 7105 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7099 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 17:30:32,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4182 states. [2024-11-08 17:30:32,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4182 to 2734. [2024-11-08 17:30:32,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.432332220986281) internal successors, (3863), 2733 states have internal predecessors, (3863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:32,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3863 transitions. [2024-11-08 17:30:32,216 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3863 transitions. Word has length 131 [2024-11-08 17:30:32,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:32,216 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3863 transitions. [2024-11-08 17:30:32,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:32,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3863 transitions. [2024-11-08 17:30:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:32,219 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:32,219 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:32,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-08 17:30:32,219 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:32,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:32,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1381613469, now seen corresponding path program 1 times [2024-11-08 17:30:32,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:32,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275277876] [2024-11-08 17:30:32,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:32,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:32,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:32,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275277876] [2024-11-08 17:30:32,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275277876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:32,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:32,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:32,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628951881] [2024-11-08 17:30:32,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:32,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:32,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:32,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:32,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:32,581 INFO L87 Difference]: Start difference. First operand 2734 states and 3863 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:37,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:37,343 INFO L93 Difference]: Finished difference Result 4325 states and 6122 transitions. [2024-11-08 17:30:37,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:37,343 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:37,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:37,348 INFO L225 Difference]: With dead ends: 4325 [2024-11-08 17:30:37,348 INFO L226 Difference]: Without dead ends: 4114 [2024-11-08 17:30:37,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:37,350 INFO L432 NwaCegarLoop]: 1829 mSDtfsCounter, 8796 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 6569 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8796 SdHoareTripleChecker+Valid, 7859 SdHoareTripleChecker+Invalid, 6576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:37,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8796 Valid, 7859 Invalid, 6576 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6569 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:30:37,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2024-11-08 17:30:37,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 2730. [2024-11-08 17:30:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2730 states, 2693 states have (on average 1.4326030449313034) internal successors, (3858), 2729 states have internal predecessors, (3858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:37,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2730 states and 3858 transitions. [2024-11-08 17:30:37,386 INFO L78 Accepts]: Start accepts. Automaton has 2730 states and 3858 transitions. Word has length 131 [2024-11-08 17:30:37,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:37,387 INFO L471 AbstractCegarLoop]: Abstraction has 2730 states and 3858 transitions. [2024-11-08 17:30:37,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3858 transitions. [2024-11-08 17:30:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:37,389 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:37,390 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:37,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-08 17:30:37,390 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:37,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:37,390 INFO L85 PathProgramCache]: Analyzing trace with hash 2065166022, now seen corresponding path program 1 times [2024-11-08 17:30:37,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:37,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555452872] [2024-11-08 17:30:37,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:37,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:37,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:37,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:37,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555452872] [2024-11-08 17:30:37,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555452872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:37,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:37,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:37,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731530201] [2024-11-08 17:30:37,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:37,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:37,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:37,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:37,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:37,855 INFO L87 Difference]: Start difference. First operand 2730 states and 3858 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:42,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:42,575 INFO L93 Difference]: Finished difference Result 4344 states and 6148 transitions. [2024-11-08 17:30:42,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:42,576 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:42,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:42,580 INFO L225 Difference]: With dead ends: 4344 [2024-11-08 17:30:42,580 INFO L226 Difference]: Without dead ends: 4114 [2024-11-08 17:30:42,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:30:42,582 INFO L432 NwaCegarLoop]: 1846 mSDtfsCounter, 11704 mSDsluCounter, 6081 mSDsCounter, 0 mSdLazyCounter, 6629 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11704 SdHoareTripleChecker+Valid, 7927 SdHoareTripleChecker+Invalid, 6636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:42,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11704 Valid, 7927 Invalid, 6636 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6629 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:30:42,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2024-11-08 17:30:42,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 2722. [2024-11-08 17:30:42,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.433147113594041) internal successors, (3848), 2721 states have internal predecessors, (3848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3848 transitions. [2024-11-08 17:30:42,618 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3848 transitions. Word has length 131 [2024-11-08 17:30:42,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:42,619 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3848 transitions. [2024-11-08 17:30:42,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3848 transitions. [2024-11-08 17:30:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:42,621 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:42,621 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:42,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-08 17:30:42,622 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:42,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:42,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1571887653, now seen corresponding path program 1 times [2024-11-08 17:30:42,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:42,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697222388] [2024-11-08 17:30:42,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:42,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:43,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:43,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697222388] [2024-11-08 17:30:43,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697222388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:43,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:43,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:43,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047347223] [2024-11-08 17:30:43,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:43,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:43,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:43,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:43,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:43,026 INFO L87 Difference]: Start difference. First operand 2722 states and 3848 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:47,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:47,510 INFO L93 Difference]: Finished difference Result 4228 states and 5957 transitions. [2024-11-08 17:30:47,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:47,511 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:47,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:47,515 INFO L225 Difference]: With dead ends: 4228 [2024-11-08 17:30:47,515 INFO L226 Difference]: Without dead ends: 4026 [2024-11-08 17:30:47,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:47,517 INFO L432 NwaCegarLoop]: 1730 mSDtfsCounter, 6073 mSDsluCounter, 5596 mSDsCounter, 0 mSdLazyCounter, 6242 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6073 SdHoareTripleChecker+Valid, 7326 SdHoareTripleChecker+Invalid, 6247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:47,517 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6073 Valid, 7326 Invalid, 6247 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6242 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:30:47,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4026 states. [2024-11-08 17:30:47,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4026 to 2722. [2024-11-08 17:30:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4324022346368714) internal successors, (3846), 2721 states have internal predecessors, (3846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3846 transitions. [2024-11-08 17:30:47,553 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3846 transitions. Word has length 131 [2024-11-08 17:30:47,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:47,554 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3846 transitions. [2024-11-08 17:30:47,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3846 transitions. [2024-11-08 17:30:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 17:30:47,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:47,558 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:47,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-08 17:30:47,558 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:47,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:47,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1574994088, now seen corresponding path program 1 times [2024-11-08 17:30:47,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:47,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226281388] [2024-11-08 17:30:47,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:47,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:48,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:48,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226281388] [2024-11-08 17:30:48,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226281388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:48,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:48,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:48,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556243404] [2024-11-08 17:30:48,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:48,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:48,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:48,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:48,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:48,024 INFO L87 Difference]: Start difference. First operand 2722 states and 3846 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:53,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:53,114 INFO L93 Difference]: Finished difference Result 4446 states and 6292 transitions. [2024-11-08 17:30:53,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:53,115 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2024-11-08 17:30:53,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:53,119 INFO L225 Difference]: With dead ends: 4446 [2024-11-08 17:30:53,119 INFO L226 Difference]: Without dead ends: 4162 [2024-11-08 17:30:53,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:53,121 INFO L432 NwaCegarLoop]: 2134 mSDtfsCounter, 7727 mSDsluCounter, 7006 mSDsCounter, 0 mSdLazyCounter, 7439 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7727 SdHoareTripleChecker+Valid, 9140 SdHoareTripleChecker+Invalid, 7444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:53,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7727 Valid, 9140 Invalid, 7444 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 7439 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-08 17:30:53,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4162 states. [2024-11-08 17:30:53,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4162 to 2714. [2024-11-08 17:30:53,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4329473290997385) internal successors, (3836), 2713 states have internal predecessors, (3836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3836 transitions. [2024-11-08 17:30:53,159 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3836 transitions. Word has length 131 [2024-11-08 17:30:53,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:53,159 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3836 transitions. [2024-11-08 17:30:53,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3836 transitions. [2024-11-08 17:30:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:30:53,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:53,162 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:53,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-08 17:30:53,162 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:53,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:53,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1086832585, now seen corresponding path program 1 times [2024-11-08 17:30:53,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:53,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202934906] [2024-11-08 17:30:53,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:53,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:53,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:53,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202934906] [2024-11-08 17:30:53,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202934906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:53,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:53,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:30:53,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292126055] [2024-11-08 17:30:53,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:53,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:30:53,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:53,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:30:53,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:30:53,593 INFO L87 Difference]: Start difference. First operand 2714 states and 3836 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:58,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:58,155 INFO L93 Difference]: Finished difference Result 4210 states and 5930 transitions. [2024-11-08 17:30:58,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:30:58,156 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:30:58,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:58,160 INFO L225 Difference]: With dead ends: 4210 [2024-11-08 17:30:58,160 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:30:58,161 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:30:58,162 INFO L432 NwaCegarLoop]: 1715 mSDtfsCounter, 9034 mSDsluCounter, 5551 mSDsCounter, 0 mSdLazyCounter, 6239 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9034 SdHoareTripleChecker+Valid, 7266 SdHoareTripleChecker+Invalid, 6244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:58,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9034 Valid, 7266 Invalid, 6244 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6239 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:30:58,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:30:58,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2714. [2024-11-08 17:30:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2714 states, 2677 states have (on average 1.4325737766156146) internal successors, (3835), 2713 states have internal predecessors, (3835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:58,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3835 transitions. [2024-11-08 17:30:58,198 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3835 transitions. Word has length 132 [2024-11-08 17:30:58,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:58,198 INFO L471 AbstractCegarLoop]: Abstraction has 2714 states and 3835 transitions. [2024-11-08 17:30:58,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:30:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3835 transitions. [2024-11-08 17:30:58,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:30:58,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:58,200 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:58,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-08 17:30:58,201 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:30:58,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:58,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1360259788, now seen corresponding path program 1 times [2024-11-08 17:30:58,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:58,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956923398] [2024-11-08 17:30:58,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:58,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:58,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:58,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956923398] [2024-11-08 17:30:58,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956923398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:58,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:58,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:30:58,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125384281] [2024-11-08 17:30:58,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:58,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:30:58,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:58,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:30:58,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:30:58,854 INFO L87 Difference]: Start difference. First operand 2714 states and 3835 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:04,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:04,705 INFO L93 Difference]: Finished difference Result 4732 states and 6702 transitions. [2024-11-08 17:31:04,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:31:04,705 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:04,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:04,710 INFO L225 Difference]: With dead ends: 4732 [2024-11-08 17:31:04,710 INFO L226 Difference]: Without dead ends: 4538 [2024-11-08 17:31:04,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:31:04,712 INFO L432 NwaCegarLoop]: 1657 mSDtfsCounter, 19836 mSDsluCounter, 5907 mSDsCounter, 0 mSdLazyCounter, 6449 mSolverCounterSat, 539 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19836 SdHoareTripleChecker+Valid, 7564 SdHoareTripleChecker+Invalid, 6988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 539 IncrementalHoareTripleChecker+Valid, 6449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:04,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19836 Valid, 7564 Invalid, 6988 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [539 Valid, 6449 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-08 17:31:04,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4538 states. [2024-11-08 17:31:04,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4538 to 2718. [2024-11-08 17:31:04,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2681 states have (on average 1.4319283849309958) internal successors, (3839), 2717 states have internal predecessors, (3839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:04,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3839 transitions. [2024-11-08 17:31:04,746 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3839 transitions. Word has length 132 [2024-11-08 17:31:04,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:04,747 INFO L471 AbstractCegarLoop]: Abstraction has 2718 states and 3839 transitions. [2024-11-08 17:31:04,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3839 transitions. [2024-11-08 17:31:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:04,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:04,749 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:04,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-08 17:31:04,750 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:04,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:04,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1558634231, now seen corresponding path program 1 times [2024-11-08 17:31:04,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:04,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839276379] [2024-11-08 17:31:04,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:04,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:05,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:05,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:05,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839276379] [2024-11-08 17:31:05,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839276379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:05,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:05,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:05,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529813044] [2024-11-08 17:31:05,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:05,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:05,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:05,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:05,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:05,207 INFO L87 Difference]: Start difference. First operand 2718 states and 3839 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:09,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:09,154 INFO L93 Difference]: Finished difference Result 4210 states and 5927 transitions. [2024-11-08 17:31:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:31:09,154 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:09,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:09,158 INFO L225 Difference]: With dead ends: 4210 [2024-11-08 17:31:09,158 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:31:09,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:31:09,159 INFO L432 NwaCegarLoop]: 1725 mSDtfsCounter, 9029 mSDsluCounter, 5584 mSDsCounter, 0 mSdLazyCounter, 6194 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9029 SdHoareTripleChecker+Valid, 7309 SdHoareTripleChecker+Invalid, 6199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:09,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9029 Valid, 7309 Invalid, 6199 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6194 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:31:09,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:31:09,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2718. [2024-11-08 17:31:09,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2681 states have (on average 1.431555389779933) internal successors, (3838), 2717 states have internal predecessors, (3838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3838 transitions. [2024-11-08 17:31:09,190 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3838 transitions. Word has length 132 [2024-11-08 17:31:09,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:09,190 INFO L471 AbstractCegarLoop]: Abstraction has 2718 states and 3838 transitions. [2024-11-08 17:31:09,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3838 transitions. [2024-11-08 17:31:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:09,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:09,192 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:09,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-08 17:31:09,193 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:09,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:09,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1559685431, now seen corresponding path program 1 times [2024-11-08 17:31:09,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:09,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279159356] [2024-11-08 17:31:09,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:09,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:09,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:09,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:09,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279159356] [2024-11-08 17:31:09,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279159356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:09,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:09,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:31:09,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121455902] [2024-11-08 17:31:09,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:09,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:31:09,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:09,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:31:09,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:31:09,766 INFO L87 Difference]: Start difference. First operand 2718 states and 3838 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:15,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:15,919 INFO L93 Difference]: Finished difference Result 4730 states and 6698 transitions. [2024-11-08 17:31:15,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:31:15,919 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:15,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:15,923 INFO L225 Difference]: With dead ends: 4730 [2024-11-08 17:31:15,923 INFO L226 Difference]: Without dead ends: 4538 [2024-11-08 17:31:15,925 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:31:15,925 INFO L432 NwaCegarLoop]: 1652 mSDtfsCounter, 16331 mSDsluCounter, 7489 mSDsCounter, 0 mSdLazyCounter, 7877 mSolverCounterSat, 538 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16331 SdHoareTripleChecker+Valid, 9141 SdHoareTripleChecker+Invalid, 8415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 538 IncrementalHoareTripleChecker+Valid, 7877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:15,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16331 Valid, 9141 Invalid, 8415 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [538 Valid, 7877 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-08 17:31:15,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4538 states. [2024-11-08 17:31:15,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4538 to 2722. [2024-11-08 17:31:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4309124767225325) internal successors, (3842), 2721 states have internal predecessors, (3842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3842 transitions. [2024-11-08 17:31:15,972 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3842 transitions. Word has length 132 [2024-11-08 17:31:15,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:15,973 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3842 transitions. [2024-11-08 17:31:15,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3842 transitions. [2024-11-08 17:31:15,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:15,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:15,976 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:15,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-08 17:31:15,976 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:15,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:15,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1655577189, now seen corresponding path program 1 times [2024-11-08 17:31:15,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:15,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267353453] [2024-11-08 17:31:15,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:16,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:16,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:16,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267353453] [2024-11-08 17:31:16,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267353453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:16,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:16,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:16,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953834508] [2024-11-08 17:31:16,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:16,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:16,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:16,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:16,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:16,370 INFO L87 Difference]: Start difference. First operand 2722 states and 3842 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:20,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:20,217 INFO L93 Difference]: Finished difference Result 4204 states and 5916 transitions. [2024-11-08 17:31:20,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:31:20,217 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:20,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:20,221 INFO L225 Difference]: With dead ends: 4204 [2024-11-08 17:31:20,222 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:31:20,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:31:20,223 INFO L432 NwaCegarLoop]: 1707 mSDtfsCounter, 12181 mSDsluCounter, 5530 mSDsCounter, 0 mSdLazyCounter, 6173 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12181 SdHoareTripleChecker+Valid, 7237 SdHoareTripleChecker+Invalid, 6179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:20,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12181 Valid, 7237 Invalid, 6179 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6173 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:31:20,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:31:20,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2722. [2024-11-08 17:31:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2685 states have (on average 1.4305400372439478) internal successors, (3841), 2721 states have internal predecessors, (3841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3841 transitions. [2024-11-08 17:31:20,257 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3841 transitions. Word has length 132 [2024-11-08 17:31:20,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:20,257 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 3841 transitions. [2024-11-08 17:31:20,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3841 transitions. [2024-11-08 17:31:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:20,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:20,260 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:20,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-08 17:31:20,260 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:20,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:20,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1347002548, now seen corresponding path program 1 times [2024-11-08 17:31:20,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:20,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47824892] [2024-11-08 17:31:20,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:20,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:21,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:21,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47824892] [2024-11-08 17:31:21,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47824892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:21,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:21,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:31:21,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041409058] [2024-11-08 17:31:21,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:21,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:31:21,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:21,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:31:21,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:31:21,094 INFO L87 Difference]: Start difference. First operand 2722 states and 3841 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:27,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:27,278 INFO L93 Difference]: Finished difference Result 4732 states and 6698 transitions. [2024-11-08 17:31:27,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:31:27,278 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:27,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:27,282 INFO L225 Difference]: With dead ends: 4732 [2024-11-08 17:31:27,282 INFO L226 Difference]: Without dead ends: 4538 [2024-11-08 17:31:27,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:31:27,284 INFO L432 NwaCegarLoop]: 1647 mSDtfsCounter, 19841 mSDsluCounter, 7470 mSDsCounter, 0 mSdLazyCounter, 7837 mSolverCounterSat, 542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19841 SdHoareTripleChecker+Valid, 9117 SdHoareTripleChecker+Invalid, 8379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 542 IncrementalHoareTripleChecker+Valid, 7837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:27,284 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19841 Valid, 9117 Invalid, 8379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [542 Valid, 7837 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-08 17:31:27,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4538 states. [2024-11-08 17:31:27,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4538 to 2726. [2024-11-08 17:31:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4298995909259948) internal successors, (3845), 2725 states have internal predecessors, (3845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3845 transitions. [2024-11-08 17:31:27,318 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3845 transitions. Word has length 132 [2024-11-08 17:31:27,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:27,318 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3845 transitions. [2024-11-08 17:31:27,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3845 transitions. [2024-11-08 17:31:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:27,320 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:27,321 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:27,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-08 17:31:27,321 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:27,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:27,321 INFO L85 PathProgramCache]: Analyzing trace with hash -910026268, now seen corresponding path program 1 times [2024-11-08 17:31:27,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:27,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787113834] [2024-11-08 17:31:27,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:27,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:27,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:27,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787113834] [2024-11-08 17:31:27,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787113834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:27,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:27,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:27,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777497512] [2024-11-08 17:31:27,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:27,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:27,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:27,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:27,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:27,686 INFO L87 Difference]: Start difference. First operand 2726 states and 3845 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:31,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:31,644 INFO L93 Difference]: Finished difference Result 4210 states and 5923 transitions. [2024-11-08 17:31:31,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:31:31,644 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:31,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:31,648 INFO L225 Difference]: With dead ends: 4210 [2024-11-08 17:31:31,648 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:31:31,649 INFO L431 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 [2024-11-08 17:31:31,650 INFO L432 NwaCegarLoop]: 1657 mSDtfsCounter, 11145 mSDsluCounter, 5384 mSDsCounter, 0 mSdLazyCounter, 5913 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11145 SdHoareTripleChecker+Valid, 7041 SdHoareTripleChecker+Invalid, 5920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:31,650 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11145 Valid, 7041 Invalid, 5920 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5913 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:31:31,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:31:31,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:31:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4295277054667161) internal successors, (3844), 2725 states have internal predecessors, (3844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3844 transitions. [2024-11-08 17:31:31,683 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3844 transitions. Word has length 132 [2024-11-08 17:31:31,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:31,683 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3844 transitions. [2024-11-08 17:31:31,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3844 transitions. [2024-11-08 17:31:31,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:31,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:31,686 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:31,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-08 17:31:31,686 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:31,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:31,687 INFO L85 PathProgramCache]: Analyzing trace with hash 623396642, now seen corresponding path program 1 times [2024-11-08 17:31:31,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:31,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997985782] [2024-11-08 17:31:31,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:31,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:32,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:32,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:32,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997985782] [2024-11-08 17:31:32,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997985782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:32,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:32,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:32,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941154117] [2024-11-08 17:31:32,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:32,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:32,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:32,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:32,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:32,069 INFO L87 Difference]: Start difference. First operand 2726 states and 3844 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:35,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:35,894 INFO L93 Difference]: Finished difference Result 4046 states and 5629 transitions. [2024-11-08 17:31:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:31:35,895 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:35,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:35,899 INFO L225 Difference]: With dead ends: 4046 [2024-11-08 17:31:35,899 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:31:35,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:31:35,901 INFO L432 NwaCegarLoop]: 1371 mSDtfsCounter, 10196 mSDsluCounter, 4241 mSDsCounter, 0 mSdLazyCounter, 5207 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10196 SdHoareTripleChecker+Valid, 5612 SdHoareTripleChecker+Invalid, 5214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:35,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10196 Valid, 5612 Invalid, 5214 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5207 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 17:31:35,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:31:35,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:31:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4291558200074377) internal successors, (3843), 2725 states have internal predecessors, (3843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3843 transitions. [2024-11-08 17:31:35,936 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3843 transitions. Word has length 132 [2024-11-08 17:31:35,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:35,936 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3843 transitions. [2024-11-08 17:31:35,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3843 transitions. [2024-11-08 17:31:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:35,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:35,939 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:35,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-08 17:31:35,939 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:35,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:35,940 INFO L85 PathProgramCache]: Analyzing trace with hash -637753651, now seen corresponding path program 1 times [2024-11-08 17:31:35,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:35,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065280224] [2024-11-08 17:31:35,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:35,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:36,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:36,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:36,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065280224] [2024-11-08 17:31:36,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065280224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:36,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:36,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:36,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910735737] [2024-11-08 17:31:36,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:36,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:36,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:36,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:36,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:36,290 INFO L87 Difference]: Start difference. First operand 2726 states and 3843 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:40,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:40,137 INFO L93 Difference]: Finished difference Result 3863 states and 5350 transitions. [2024-11-08 17:31:40,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:31:40,137 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:40,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:40,141 INFO L225 Difference]: With dead ends: 3863 [2024-11-08 17:31:40,141 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:31:40,142 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:31:40,143 INFO L432 NwaCegarLoop]: 1368 mSDtfsCounter, 10192 mSDsluCounter, 4229 mSDsCounter, 0 mSdLazyCounter, 5210 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10192 SdHoareTripleChecker+Valid, 5597 SdHoareTripleChecker+Invalid, 5217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:40,143 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10192 Valid, 5597 Invalid, 5217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5210 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:31:40,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:31:40,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:31:40,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4287839345481592) internal successors, (3842), 2725 states have internal predecessors, (3842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:40,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3842 transitions. [2024-11-08 17:31:40,173 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3842 transitions. Word has length 132 [2024-11-08 17:31:40,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:40,173 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3842 transitions. [2024-11-08 17:31:40,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:40,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3842 transitions. [2024-11-08 17:31:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:40,175 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:40,176 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:40,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-08 17:31:40,176 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:40,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:40,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1008460440, now seen corresponding path program 1 times [2024-11-08 17:31:40,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:40,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236328437] [2024-11-08 17:31:40,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:40,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:40,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:40,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:40,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236328437] [2024-11-08 17:31:40,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236328437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:40,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:40,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:40,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165249874] [2024-11-08 17:31:40,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:40,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:40,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:40,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:40,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:40,568 INFO L87 Difference]: Start difference. First operand 2726 states and 3842 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:44,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:44,984 INFO L93 Difference]: Finished difference Result 4212 states and 5920 transitions. [2024-11-08 17:31:44,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:31:44,984 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:44,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:44,988 INFO L225 Difference]: With dead ends: 4212 [2024-11-08 17:31:44,988 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:31:44,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:31:44,989 INFO L432 NwaCegarLoop]: 1715 mSDtfsCounter, 12153 mSDsluCounter, 5554 mSDsCounter, 0 mSdLazyCounter, 6122 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12153 SdHoareTripleChecker+Valid, 7269 SdHoareTripleChecker+Invalid, 6128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:44,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12153 Valid, 7269 Invalid, 6128 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6122 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:31:44,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:31:45,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:31:45,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4284120490888805) internal successors, (3841), 2725 states have internal predecessors, (3841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:45,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3841 transitions. [2024-11-08 17:31:45,020 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3841 transitions. Word has length 132 [2024-11-08 17:31:45,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:45,021 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3841 transitions. [2024-11-08 17:31:45,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:45,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3841 transitions. [2024-11-08 17:31:45,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:45,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:45,024 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:45,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-08 17:31:45,024 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:45,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:45,024 INFO L85 PathProgramCache]: Analyzing trace with hash 268926026, now seen corresponding path program 1 times [2024-11-08 17:31:45,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:45,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5289614] [2024-11-08 17:31:45,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:45,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:45,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:45,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5289614] [2024-11-08 17:31:45,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5289614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:45,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:45,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:45,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31459840] [2024-11-08 17:31:45,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:45,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:45,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:45,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:45,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:45,478 INFO L87 Difference]: Start difference. First operand 2726 states and 3841 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:49,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:49,788 INFO L93 Difference]: Finished difference Result 4210 states and 5917 transitions. [2024-11-08 17:31:49,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:31:49,789 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:49,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:49,793 INFO L225 Difference]: With dead ends: 4210 [2024-11-08 17:31:49,793 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:31:49,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:31:49,795 INFO L432 NwaCegarLoop]: 1641 mSDtfsCounter, 9352 mSDsluCounter, 5331 mSDsCounter, 0 mSdLazyCounter, 5908 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9352 SdHoareTripleChecker+Valid, 6972 SdHoareTripleChecker+Invalid, 5915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:49,795 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9352 Valid, 6972 Invalid, 5915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5908 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:31:49,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:31:49,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:31:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.428040163629602) internal successors, (3840), 2725 states have internal predecessors, (3840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3840 transitions. [2024-11-08 17:31:49,827 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3840 transitions. Word has length 132 [2024-11-08 17:31:49,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:49,827 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3840 transitions. [2024-11-08 17:31:49,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3840 transitions. [2024-11-08 17:31:49,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:49,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:49,830 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:49,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-08 17:31:49,830 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:49,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:49,830 INFO L85 PathProgramCache]: Analyzing trace with hash -202875620, now seen corresponding path program 1 times [2024-11-08 17:31:49,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:49,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201044244] [2024-11-08 17:31:49,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:49,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:50,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:50,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201044244] [2024-11-08 17:31:50,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201044244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:50,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:50,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:50,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476414912] [2024-11-08 17:31:50,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:50,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:50,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:50,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:50,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:50,176 INFO L87 Difference]: Start difference. First operand 2726 states and 3840 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:54,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:54,436 INFO L93 Difference]: Finished difference Result 4210 states and 5915 transitions. [2024-11-08 17:31:54,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:31:54,436 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:31:54,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:54,440 INFO L225 Difference]: With dead ends: 4210 [2024-11-08 17:31:54,440 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:31:54,441 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:31:54,441 INFO L432 NwaCegarLoop]: 1644 mSDtfsCounter, 6205 mSDsluCounter, 5343 mSDsCounter, 0 mSdLazyCounter, 5892 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6205 SdHoareTripleChecker+Valid, 6987 SdHoareTripleChecker+Invalid, 5898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:54,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6205 Valid, 6987 Invalid, 5898 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 5892 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:31:54,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:31:54,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:31:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4276682781703236) internal successors, (3839), 2725 states have internal predecessors, (3839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3839 transitions. [2024-11-08 17:31:54,476 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3839 transitions. Word has length 132 [2024-11-08 17:31:54,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:54,477 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3839 transitions. [2024-11-08 17:31:54,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3839 transitions. [2024-11-08 17:31:54,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:31:54,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:54,479 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:54,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-08 17:31:54,479 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:31:54,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:54,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1442619465, now seen corresponding path program 1 times [2024-11-08 17:31:54,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:54,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284561583] [2024-11-08 17:31:54,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:54,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:54,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:54,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284561583] [2024-11-08 17:31:54,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284561583] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:54,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:54,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:31:54,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296519786] [2024-11-08 17:31:54,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:54,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:31:54,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:54,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:31:54,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:31:54,936 INFO L87 Difference]: Start difference. First operand 2726 states and 3839 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:00,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:00,030 INFO L93 Difference]: Finished difference Result 4331 states and 6104 transitions. [2024-11-08 17:32:00,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:00,031 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:00,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:00,035 INFO L225 Difference]: With dead ends: 4331 [2024-11-08 17:32:00,035 INFO L226 Difference]: Without dead ends: 4126 [2024-11-08 17:32:00,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:00,036 INFO L432 NwaCegarLoop]: 1892 mSDtfsCounter, 8184 mSDsluCounter, 7666 mSDsCounter, 0 mSdLazyCounter, 7839 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8184 SdHoareTripleChecker+Valid, 9558 SdHoareTripleChecker+Invalid, 7845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7839 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:00,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8184 Valid, 9558 Invalid, 7845 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7839 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:32:00,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4126 states. [2024-11-08 17:32:00,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4126 to 2726. [2024-11-08 17:32:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.427296392711045) internal successors, (3838), 2725 states have internal predecessors, (3838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:00,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3838 transitions. [2024-11-08 17:32:00,075 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3838 transitions. Word has length 132 [2024-11-08 17:32:00,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:00,076 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3838 transitions. [2024-11-08 17:32:00,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:00,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3838 transitions. [2024-11-08 17:32:00,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:00,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:00,079 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:00,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-08 17:32:00,079 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:00,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:00,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1193059732, now seen corresponding path program 1 times [2024-11-08 17:32:00,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:00,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807384607] [2024-11-08 17:32:00,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:00,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:00,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:00,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807384607] [2024-11-08 17:32:00,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807384607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:00,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:00,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:00,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482122664] [2024-11-08 17:32:00,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:00,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:00,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:00,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:00,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:00,402 INFO L87 Difference]: Start difference. First operand 2726 states and 3838 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:05,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:05,106 INFO L93 Difference]: Finished difference Result 4331 states and 6102 transitions. [2024-11-08 17:32:05,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:32:05,107 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:05,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:05,110 INFO L225 Difference]: With dead ends: 4331 [2024-11-08 17:32:05,111 INFO L226 Difference]: Without dead ends: 4126 [2024-11-08 17:32:05,112 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:32:05,112 INFO L432 NwaCegarLoop]: 1953 mSDtfsCounter, 10992 mSDsluCounter, 6403 mSDsCounter, 0 mSdLazyCounter, 6895 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10992 SdHoareTripleChecker+Valid, 8356 SdHoareTripleChecker+Invalid, 6901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:05,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10992 Valid, 8356 Invalid, 6901 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6895 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:32:05,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4126 states. [2024-11-08 17:32:05,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4126 to 2726. [2024-11-08 17:32:05,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4269245072517664) internal successors, (3837), 2725 states have internal predecessors, (3837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:05,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3837 transitions. [2024-11-08 17:32:05,144 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3837 transitions. Word has length 132 [2024-11-08 17:32:05,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:05,144 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3837 transitions. [2024-11-08 17:32:05,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3837 transitions. [2024-11-08 17:32:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:05,146 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:05,147 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:05,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-08 17:32:05,147 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:05,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:05,147 INFO L85 PathProgramCache]: Analyzing trace with hash -546149828, now seen corresponding path program 1 times [2024-11-08 17:32:05,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:05,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448187878] [2024-11-08 17:32:05,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:05,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:05,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:05,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448187878] [2024-11-08 17:32:05,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448187878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:05,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:05,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:05,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013554114] [2024-11-08 17:32:05,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:05,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:05,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:05,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:05,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:05,556 INFO L87 Difference]: Start difference. First operand 2726 states and 3837 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:09,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:09,885 INFO L93 Difference]: Finished difference Result 4212 states and 5914 transitions. [2024-11-08 17:32:09,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:32:09,885 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:09,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:09,889 INFO L225 Difference]: With dead ends: 4212 [2024-11-08 17:32:09,889 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:09,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:32:09,891 INFO L432 NwaCegarLoop]: 1728 mSDtfsCounter, 11933 mSDsluCounter, 5593 mSDsCounter, 0 mSdLazyCounter, 6197 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11933 SdHoareTripleChecker+Valid, 7321 SdHoareTripleChecker+Invalid, 6203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:09,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11933 Valid, 7321 Invalid, 6203 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6197 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:32:09,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:09,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.426552621792488) internal successors, (3836), 2725 states have internal predecessors, (3836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:09,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3836 transitions. [2024-11-08 17:32:09,924 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3836 transitions. Word has length 132 [2024-11-08 17:32:09,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:09,924 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3836 transitions. [2024-11-08 17:32:09,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3836 transitions. [2024-11-08 17:32:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:09,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:09,927 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:09,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-08 17:32:09,927 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:09,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:09,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1308260694, now seen corresponding path program 1 times [2024-11-08 17:32:09,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:09,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583500729] [2024-11-08 17:32:09,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:09,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:10,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:10,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:10,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583500729] [2024-11-08 17:32:10,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583500729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:10,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:10,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:10,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280055070] [2024-11-08 17:32:10,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:10,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:10,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:10,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:10,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:10,323 INFO L87 Difference]: Start difference. First operand 2726 states and 3836 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:15,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:15,075 INFO L93 Difference]: Finished difference Result 4216 states and 5917 transitions. [2024-11-08 17:32:15,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:15,075 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:15,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:15,080 INFO L225 Difference]: With dead ends: 4216 [2024-11-08 17:32:15,080 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:15,081 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:15,081 INFO L432 NwaCegarLoop]: 1671 mSDtfsCounter, 8638 mSDsluCounter, 6772 mSDsCounter, 0 mSdLazyCounter, 7042 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8638 SdHoareTripleChecker+Valid, 8443 SdHoareTripleChecker+Invalid, 7048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:15,082 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8638 Valid, 8443 Invalid, 7048 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7042 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:32:15,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:15,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:15,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4261807363332093) internal successors, (3835), 2725 states have internal predecessors, (3835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:15,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3835 transitions. [2024-11-08 17:32:15,113 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3835 transitions. Word has length 132 [2024-11-08 17:32:15,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:15,113 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3835 transitions. [2024-11-08 17:32:15,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:15,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3835 transitions. [2024-11-08 17:32:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:15,115 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:15,116 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:15,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-08 17:32:15,116 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:15,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:15,116 INFO L85 PathProgramCache]: Analyzing trace with hash -252224778, now seen corresponding path program 1 times [2024-11-08 17:32:15,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:15,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374724265] [2024-11-08 17:32:15,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:15,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:15,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:15,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:15,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374724265] [2024-11-08 17:32:15,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374724265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:15,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:15,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:15,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450229386] [2024-11-08 17:32:15,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:15,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:15,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:15,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:15,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:15,499 INFO L87 Difference]: Start difference. First operand 2726 states and 3835 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:19,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:19,352 INFO L93 Difference]: Finished difference Result 4046 states and 5619 transitions. [2024-11-08 17:32:19,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:19,353 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:19,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:19,356 INFO L225 Difference]: With dead ends: 4046 [2024-11-08 17:32:19,356 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:32:19,357 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:19,357 INFO L432 NwaCegarLoop]: 1396 mSDtfsCounter, 11080 mSDsluCounter, 4312 mSDsCounter, 0 mSdLazyCounter, 5284 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11080 SdHoareTripleChecker+Valid, 5708 SdHoareTripleChecker+Invalid, 5291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:19,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11080 Valid, 5708 Invalid, 5291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5284 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:32:19,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:32:19,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:32:19,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4258088508739308) internal successors, (3834), 2725 states have internal predecessors, (3834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3834 transitions. [2024-11-08 17:32:19,389 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3834 transitions. Word has length 132 [2024-11-08 17:32:19,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:19,389 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3834 transitions. [2024-11-08 17:32:19,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3834 transitions. [2024-11-08 17:32:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:19,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:19,392 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:19,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-08 17:32:19,393 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:19,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:19,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1511470519, now seen corresponding path program 1 times [2024-11-08 17:32:19,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:19,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791254850] [2024-11-08 17:32:19,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:19,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:20,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:20,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791254850] [2024-11-08 17:32:20,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791254850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:20,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:20,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:20,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247397977] [2024-11-08 17:32:20,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:20,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:20,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:20,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:20,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:20,022 INFO L87 Difference]: Start difference. First operand 2726 states and 3834 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:24,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:24,508 INFO L93 Difference]: Finished difference Result 4216 states and 5913 transitions. [2024-11-08 17:32:24,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:32:24,508 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:24,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:24,513 INFO L225 Difference]: With dead ends: 4216 [2024-11-08 17:32:24,513 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:24,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:24,515 INFO L432 NwaCegarLoop]: 1728 mSDtfsCounter, 11999 mSDsluCounter, 5593 mSDsCounter, 0 mSdLazyCounter, 6179 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11999 SdHoareTripleChecker+Valid, 7321 SdHoareTripleChecker+Invalid, 6185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:24,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11999 Valid, 7321 Invalid, 6185 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6179 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:32:24,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:24,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:24,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4254369654146524) internal successors, (3833), 2725 states have internal predecessors, (3833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3833 transitions. [2024-11-08 17:32:24,551 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3833 transitions. Word has length 132 [2024-11-08 17:32:24,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:24,552 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3833 transitions. [2024-11-08 17:32:24,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3833 transitions. [2024-11-08 17:32:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:24,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:24,555 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:24,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-08 17:32:24,555 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:24,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:24,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1879572694, now seen corresponding path program 1 times [2024-11-08 17:32:24,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:24,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028845025] [2024-11-08 17:32:24,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:24,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:24,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:24,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028845025] [2024-11-08 17:32:24,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028845025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:24,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:24,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:24,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265633384] [2024-11-08 17:32:24,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:24,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:24,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:24,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:24,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:24,949 INFO L87 Difference]: Start difference. First operand 2726 states and 3833 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:29,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:29,300 INFO L93 Difference]: Finished difference Result 4216 states and 5912 transitions. [2024-11-08 17:32:29,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:29,300 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:29,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:29,303 INFO L225 Difference]: With dead ends: 4216 [2024-11-08 17:32:29,303 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:29,304 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:29,305 INFO L432 NwaCegarLoop]: 1670 mSDtfsCounter, 6130 mSDsluCounter, 5418 mSDsCounter, 0 mSdLazyCounter, 5965 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6130 SdHoareTripleChecker+Valid, 7088 SdHoareTripleChecker+Invalid, 5971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:29,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6130 Valid, 7088 Invalid, 5971 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 5965 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:32:29,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:29,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4250650799553737) internal successors, (3832), 2725 states have internal predecessors, (3832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3832 transitions. [2024-11-08 17:32:29,337 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3832 transitions. Word has length 132 [2024-11-08 17:32:29,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:29,338 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3832 transitions. [2024-11-08 17:32:29,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3832 transitions. [2024-11-08 17:32:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:29,340 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:29,340 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:29,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-08 17:32:29,341 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:29,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:29,341 INFO L85 PathProgramCache]: Analyzing trace with hash 25786769, now seen corresponding path program 1 times [2024-11-08 17:32:29,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:29,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132117341] [2024-11-08 17:32:29,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:29,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:29,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:29,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:29,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132117341] [2024-11-08 17:32:29,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132117341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:29,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:29,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:29,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426121366] [2024-11-08 17:32:29,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:29,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:29,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:29,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:29,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:29,710 INFO L87 Difference]: Start difference. First operand 2726 states and 3832 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:34,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:34,038 INFO L93 Difference]: Finished difference Result 4212 states and 5906 transitions. [2024-11-08 17:32:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:32:34,038 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:34,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:34,042 INFO L225 Difference]: With dead ends: 4212 [2024-11-08 17:32:34,042 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:34,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:32:34,044 INFO L432 NwaCegarLoop]: 1728 mSDtfsCounter, 11910 mSDsluCounter, 5593 mSDsCounter, 0 mSdLazyCounter, 6166 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11910 SdHoareTripleChecker+Valid, 7321 SdHoareTripleChecker+Invalid, 6172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:34,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11910 Valid, 7321 Invalid, 6172 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6166 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:32:34,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:34,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4246931944960952) internal successors, (3831), 2725 states have internal predecessors, (3831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3831 transitions. [2024-11-08 17:32:34,081 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3831 transitions. Word has length 132 [2024-11-08 17:32:34,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:34,081 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3831 transitions. [2024-11-08 17:32:34,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:34,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3831 transitions. [2024-11-08 17:32:34,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:34,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:34,084 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:34,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-08 17:32:34,084 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:34,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:34,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1919282791, now seen corresponding path program 1 times [2024-11-08 17:32:34,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:34,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012459062] [2024-11-08 17:32:34,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:34,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:34,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:34,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:34,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012459062] [2024-11-08 17:32:34,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012459062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:34,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:34,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:34,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921916416] [2024-11-08 17:32:34,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:34,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:34,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:34,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:34,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:34,463 INFO L87 Difference]: Start difference. First operand 2726 states and 3831 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:38,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:38,447 INFO L93 Difference]: Finished difference Result 4049 states and 5617 transitions. [2024-11-08 17:32:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:38,448 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:38,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:38,451 INFO L225 Difference]: With dead ends: 4049 [2024-11-08 17:32:38,452 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:32:38,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:38,453 INFO L432 NwaCegarLoop]: 1425 mSDtfsCounter, 7810 mSDsluCounter, 4400 mSDsCounter, 0 mSdLazyCounter, 5317 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7810 SdHoareTripleChecker+Valid, 5825 SdHoareTripleChecker+Invalid, 5323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:38,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7810 Valid, 5825 Invalid, 5323 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 5317 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:32:38,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:32:38,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:32:38,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4243213090368168) internal successors, (3830), 2725 states have internal predecessors, (3830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3830 transitions. [2024-11-08 17:32:38,482 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3830 transitions. Word has length 132 [2024-11-08 17:32:38,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:38,482 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3830 transitions. [2024-11-08 17:32:38,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:38,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3830 transitions. [2024-11-08 17:32:38,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:38,485 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:38,486 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:38,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-08 17:32:38,486 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:38,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:38,486 INFO L85 PathProgramCache]: Analyzing trace with hash 65280392, now seen corresponding path program 1 times [2024-11-08 17:32:38,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:38,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30825047] [2024-11-08 17:32:38,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:38,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:38,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:38,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:38,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30825047] [2024-11-08 17:32:38,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30825047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:38,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:38,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:38,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599567412] [2024-11-08 17:32:38,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:38,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:38,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:38,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:38,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:38,880 INFO L87 Difference]: Start difference. First operand 2726 states and 3830 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:42,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:42,893 INFO L93 Difference]: Finished difference Result 4212 states and 5903 transitions. [2024-11-08 17:32:42,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:32:42,893 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:42,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:42,897 INFO L225 Difference]: With dead ends: 4212 [2024-11-08 17:32:42,897 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:42,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:42,898 INFO L432 NwaCegarLoop]: 1732 mSDtfsCounter, 11972 mSDsluCounter, 5605 mSDsCounter, 0 mSdLazyCounter, 6153 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11972 SdHoareTripleChecker+Valid, 7337 SdHoareTripleChecker+Invalid, 6159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:42,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11972 Valid, 7337 Invalid, 6159 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6153 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:32:42,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:42,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:42,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.423949423577538) internal successors, (3829), 2725 states have internal predecessors, (3829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3829 transitions. [2024-11-08 17:32:42,937 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3829 transitions. Word has length 132 [2024-11-08 17:32:42,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:42,937 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3829 transitions. [2024-11-08 17:32:42,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3829 transitions. [2024-11-08 17:32:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:42,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:42,940 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:42,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-08 17:32:42,941 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:42,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:42,941 INFO L85 PathProgramCache]: Analyzing trace with hash -273261716, now seen corresponding path program 1 times [2024-11-08 17:32:42,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:42,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451191292] [2024-11-08 17:32:42,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:42,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:43,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:43,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:43,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451191292] [2024-11-08 17:32:43,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451191292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:43,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:43,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:43,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074010619] [2024-11-08 17:32:43,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:43,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:43,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:43,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:43,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:43,263 INFO L87 Difference]: Start difference. First operand 2726 states and 3829 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:46,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:46,850 INFO L93 Difference]: Finished difference Result 4212 states and 5902 transitions. [2024-11-08 17:32:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:46,851 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:46,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:46,854 INFO L225 Difference]: With dead ends: 4212 [2024-11-08 17:32:46,854 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:46,855 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:46,856 INFO L432 NwaCegarLoop]: 1670 mSDtfsCounter, 9201 mSDsluCounter, 5418 mSDsCounter, 0 mSdLazyCounter, 5939 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9201 SdHoareTripleChecker+Valid, 7088 SdHoareTripleChecker+Invalid, 5946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:46,856 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9201 Valid, 7088 Invalid, 5946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5939 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-08 17:32:46,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:46,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4235775381182596) internal successors, (3828), 2725 states have internal predecessors, (3828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3828 transitions. [2024-11-08 17:32:46,886 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3828 transitions. Word has length 132 [2024-11-08 17:32:46,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:46,886 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3828 transitions. [2024-11-08 17:32:46,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3828 transitions. [2024-11-08 17:32:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:46,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:46,888 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:46,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-08 17:32:46,889 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:46,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:46,889 INFO L85 PathProgramCache]: Analyzing trace with hash -218186945, now seen corresponding path program 1 times [2024-11-08 17:32:46,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:46,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850927694] [2024-11-08 17:32:46,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:46,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:47,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:47,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:47,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850927694] [2024-11-08 17:32:47,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850927694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:47,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:47,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:47,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769555642] [2024-11-08 17:32:47,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:47,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:47,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:47,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:47,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:47,206 INFO L87 Difference]: Start difference. First operand 2726 states and 3828 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:50,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:50,671 INFO L93 Difference]: Finished difference Result 4220 states and 5911 transitions. [2024-11-08 17:32:50,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:32:50,672 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:50,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:50,675 INFO L225 Difference]: With dead ends: 4220 [2024-11-08 17:32:50,676 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:32:50,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:32:50,677 INFO L432 NwaCegarLoop]: 1673 mSDtfsCounter, 6121 mSDsluCounter, 5430 mSDsCounter, 0 mSdLazyCounter, 5923 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6121 SdHoareTripleChecker+Valid, 7103 SdHoareTripleChecker+Invalid, 5929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:50,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6121 Valid, 7103 Invalid, 5929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5923 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-08 17:32:50,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:32:50,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:32:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4228337671997024) internal successors, (3826), 2725 states have internal predecessors, (3826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3826 transitions. [2024-11-08 17:32:50,719 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3826 transitions. Word has length 132 [2024-11-08 17:32:50,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:50,719 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3826 transitions. [2024-11-08 17:32:50,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3826 transitions. [2024-11-08 17:32:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:50,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:50,722 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:50,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-08 17:32:50,722 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:50,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:50,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1634574204, now seen corresponding path program 1 times [2024-11-08 17:32:50,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:50,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278447064] [2024-11-08 17:32:50,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:50,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:51,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:51,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278447064] [2024-11-08 17:32:51,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278447064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:51,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:51,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:51,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809320532] [2024-11-08 17:32:51,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:51,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:51,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:51,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:51,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:51,093 INFO L87 Difference]: Start difference. First operand 2726 states and 3826 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:54,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:54,797 INFO L93 Difference]: Finished difference Result 3863 states and 5330 transitions. [2024-11-08 17:32:54,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:54,797 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:54,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:54,801 INFO L225 Difference]: With dead ends: 3863 [2024-11-08 17:32:54,801 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:32:54,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:54,802 INFO L432 NwaCegarLoop]: 1442 mSDtfsCounter, 6730 mSDsluCounter, 4451 mSDsCounter, 0 mSdLazyCounter, 5364 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6730 SdHoareTripleChecker+Valid, 5893 SdHoareTripleChecker+Invalid, 5370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:54,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6730 Valid, 5893 Invalid, 5370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 5364 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:32:54,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:32:54,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:32:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4220899962811453) internal successors, (3824), 2725 states have internal predecessors, (3824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:54,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3824 transitions. [2024-11-08 17:32:54,845 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3824 transitions. Word has length 132 [2024-11-08 17:32:54,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:54,846 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3824 transitions. [2024-11-08 17:32:54,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3824 transitions. [2024-11-08 17:32:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:54,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:54,850 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:54,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-08 17:32:54,850 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:54,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:54,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1307976641, now seen corresponding path program 1 times [2024-11-08 17:32:54,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:54,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865876019] [2024-11-08 17:32:54,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:54,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:55,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:55,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865876019] [2024-11-08 17:32:55,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865876019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:55,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:55,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:55,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913262261] [2024-11-08 17:32:55,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:55,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:55,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:55,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:55,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:55,218 INFO L87 Difference]: Start difference. First operand 2726 states and 3824 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:58,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:58,971 INFO L93 Difference]: Finished difference Result 4044 states and 5602 transitions. [2024-11-08 17:32:58,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:32:58,971 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:32:58,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:58,974 INFO L225 Difference]: With dead ends: 4044 [2024-11-08 17:32:58,974 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:32:58,975 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:32:58,976 INFO L432 NwaCegarLoop]: 1441 mSDtfsCounter, 9856 mSDsluCounter, 4447 mSDsCounter, 0 mSdLazyCounter, 5364 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9856 SdHoareTripleChecker+Valid, 5888 SdHoareTripleChecker+Invalid, 5371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:58,976 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9856 Valid, 5888 Invalid, 5371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5364 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-08 17:32:58,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:32:58,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:32:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4213462253625884) internal successors, (3822), 2725 states have internal predecessors, (3822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3822 transitions. [2024-11-08 17:32:59,003 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3822 transitions. Word has length 132 [2024-11-08 17:32:59,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:59,003 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3822 transitions. [2024-11-08 17:32:59,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:32:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3822 transitions. [2024-11-08 17:32:59,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:32:59,005 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:59,005 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:32:59,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-08 17:32:59,006 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:32:59,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:59,006 INFO L85 PathProgramCache]: Analyzing trace with hash 499671177, now seen corresponding path program 1 times [2024-11-08 17:32:59,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:59,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066446437] [2024-11-08 17:32:59,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:59,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:59,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:59,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:59,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066446437] [2024-11-08 17:32:59,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066446437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:59,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:59,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:32:59,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801718127] [2024-11-08 17:32:59,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:59,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:32:59,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:59,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:32:59,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:32:59,331 INFO L87 Difference]: Start difference. First operand 2726 states and 3822 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:03,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:03,464 INFO L93 Difference]: Finished difference Result 4350 states and 6103 transitions. [2024-11-08 17:33:03,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:33:03,464 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:03,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:03,467 INFO L225 Difference]: With dead ends: 4350 [2024-11-08 17:33:03,467 INFO L226 Difference]: Without dead ends: 4126 [2024-11-08 17:33:03,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:33:03,469 INFO L432 NwaCegarLoop]: 1965 mSDtfsCounter, 8236 mSDsluCounter, 6439 mSDsCounter, 0 mSdLazyCounter, 6803 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8236 SdHoareTripleChecker+Valid, 8404 SdHoareTripleChecker+Invalid, 6809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:03,470 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8236 Valid, 8404 Invalid, 6809 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6803 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-08 17:33:03,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4126 states. [2024-11-08 17:33:03,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4126 to 2726. [2024-11-08 17:33:03,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4206024544440312) internal successors, (3820), 2725 states have internal predecessors, (3820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3820 transitions. [2024-11-08 17:33:03,500 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3820 transitions. Word has length 132 [2024-11-08 17:33:03,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:03,500 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3820 transitions. [2024-11-08 17:33:03,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:03,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3820 transitions. [2024-11-08 17:33:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:03,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:03,502 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:03,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-08 17:33:03,503 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:03,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:03,503 INFO L85 PathProgramCache]: Analyzing trace with hash -600825993, now seen corresponding path program 1 times [2024-11-08 17:33:03,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:03,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071375258] [2024-11-08 17:33:03,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:03,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:03,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:03,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071375258] [2024-11-08 17:33:03,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071375258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:03,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:03,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:03,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590408178] [2024-11-08 17:33:03,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:03,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:03,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:03,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:03,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:03,810 INFO L87 Difference]: Start difference. First operand 2726 states and 3820 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:07,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:07,002 INFO L93 Difference]: Finished difference Result 4044 states and 5596 transitions. [2024-11-08 17:33:07,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:33:07,002 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:07,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:07,005 INFO L225 Difference]: With dead ends: 4044 [2024-11-08 17:33:07,005 INFO L226 Difference]: Without dead ends: 3858 [2024-11-08 17:33:07,006 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:07,006 INFO L432 NwaCegarLoop]: 1441 mSDtfsCounter, 12916 mSDsluCounter, 4447 mSDsCounter, 0 mSdLazyCounter, 5356 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12916 SdHoareTripleChecker+Valid, 5888 SdHoareTripleChecker+Invalid, 5363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:07,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12916 Valid, 5888 Invalid, 5363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 5356 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 17:33:07,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2024-11-08 17:33:07,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 2726. [2024-11-08 17:33:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.419858683525474) internal successors, (3818), 2725 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) [2024-11-08 17:33:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3818 transitions. [2024-11-08 17:33:07,033 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3818 transitions. Word has length 132 [2024-11-08 17:33:07,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:07,033 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3818 transitions. [2024-11-08 17:33:07,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3818 transitions. [2024-11-08 17:33:07,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:07,036 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:07,036 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:07,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-08 17:33:07,037 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:07,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:07,037 INFO L85 PathProgramCache]: Analyzing trace with hash -136140937, now seen corresponding path program 1 times [2024-11-08 17:33:07,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:07,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359624956] [2024-11-08 17:33:07,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:07,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:07,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359624956] [2024-11-08 17:33:07,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359624956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:07,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:07,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:07,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97328778] [2024-11-08 17:33:07,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:07,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:07,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:07,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:07,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:07,388 INFO L87 Difference]: Start difference. First operand 2726 states and 3818 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:11,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:11,296 INFO L93 Difference]: Finished difference Result 4356 states and 6099 transitions. [2024-11-08 17:33:11,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:33:11,296 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:11,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:11,300 INFO L225 Difference]: With dead ends: 4356 [2024-11-08 17:33:11,300 INFO L226 Difference]: Without dead ends: 4126 [2024-11-08 17:33:11,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:11,301 INFO L432 NwaCegarLoop]: 1891 mSDtfsCounter, 8422 mSDsluCounter, 6216 mSDsCounter, 0 mSdLazyCounter, 6576 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8422 SdHoareTripleChecker+Valid, 8107 SdHoareTripleChecker+Invalid, 6582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:11,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8422 Valid, 8107 Invalid, 6582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 6576 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-08 17:33:11,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4126 states. [2024-11-08 17:33:11,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4126 to 2726. [2024-11-08 17:33:11,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4191149126069171) internal successors, (3816), 2725 states have internal predecessors, (3816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3816 transitions. [2024-11-08 17:33:11,329 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3816 transitions. Word has length 132 [2024-11-08 17:33:11,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:11,329 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3816 transitions. [2024-11-08 17:33:11,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3816 transitions. [2024-11-08 17:33:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:11,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:11,332 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:11,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-08 17:33:11,332 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:11,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:11,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1985606734, now seen corresponding path program 1 times [2024-11-08 17:33:11,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:11,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874877865] [2024-11-08 17:33:11,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:11,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:11,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874877865] [2024-11-08 17:33:11,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874877865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:11,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:11,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:11,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443144789] [2024-11-08 17:33:11,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:11,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:11,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:11,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:11,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:11,749 INFO L87 Difference]: Start difference. First operand 2726 states and 3816 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:16,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:16,467 INFO L93 Difference]: Finished difference Result 4356 states and 6098 transitions. [2024-11-08 17:33:16,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:33:16,468 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:16,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:16,472 INFO L225 Difference]: With dead ends: 4356 [2024-11-08 17:33:16,472 INFO L226 Difference]: Without dead ends: 4126 [2024-11-08 17:33:16,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:33:16,473 INFO L432 NwaCegarLoop]: 1894 mSDtfsCounter, 10618 mSDsluCounter, 7679 mSDsCounter, 0 mSdLazyCounter, 7685 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10618 SdHoareTripleChecker+Valid, 9573 SdHoareTripleChecker+Invalid, 7692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:16,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10618 Valid, 9573 Invalid, 7692 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7685 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:33:16,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4126 states. [2024-11-08 17:33:16,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4126 to 2726. [2024-11-08 17:33:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.41837114168836) internal successors, (3814), 2725 states have internal predecessors, (3814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3814 transitions. [2024-11-08 17:33:16,502 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3814 transitions. Word has length 132 [2024-11-08 17:33:16,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:16,502 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3814 transitions. [2024-11-08 17:33:16,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3814 transitions. [2024-11-08 17:33:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:16,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:16,504 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:16,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-08 17:33:16,505 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:16,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:16,505 INFO L85 PathProgramCache]: Analyzing trace with hash 353749652, now seen corresponding path program 1 times [2024-11-08 17:33:16,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:16,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606413626] [2024-11-08 17:33:16,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:16,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:16,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606413626] [2024-11-08 17:33:16,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606413626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:16,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:16,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:16,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422545838] [2024-11-08 17:33:16,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:16,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:16,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:16,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:16,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:16,796 INFO L87 Difference]: Start difference. First operand 2726 states and 3814 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:20,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:20,399 INFO L93 Difference]: Finished difference Result 4220 states and 5895 transitions. [2024-11-08 17:33:20,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:33:20,400 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:20,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:20,403 INFO L225 Difference]: With dead ends: 4220 [2024-11-08 17:33:20,403 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:33:20,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:33:20,404 INFO L432 NwaCegarLoop]: 1728 mSDtfsCounter, 6002 mSDsluCounter, 5595 mSDsCounter, 0 mSdLazyCounter, 6066 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6002 SdHoareTripleChecker+Valid, 7323 SdHoareTripleChecker+Invalid, 6072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:20,404 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6002 Valid, 7323 Invalid, 6072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 6066 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 17:33:20,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:33:20,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:33:20,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.4176273707698028) internal successors, (3812), 2725 states have internal predecessors, (3812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3812 transitions. [2024-11-08 17:33:20,432 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3812 transitions. Word has length 132 [2024-11-08 17:33:20,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:20,432 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3812 transitions. [2024-11-08 17:33:20,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3812 transitions. [2024-11-08 17:33:20,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:20,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:20,435 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:20,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-08 17:33:20,436 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:20,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:20,436 INFO L85 PathProgramCache]: Analyzing trace with hash 393243275, now seen corresponding path program 1 times [2024-11-08 17:33:20,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:20,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849485650] [2024-11-08 17:33:20,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:20,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:20,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:20,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:20,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849485650] [2024-11-08 17:33:20,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849485650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:20,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:20,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:20,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799405354] [2024-11-08 17:33:20,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:20,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:20,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:20,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:20,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:20,747 INFO L87 Difference]: Start difference. First operand 2726 states and 3812 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:24,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:24,225 INFO L93 Difference]: Finished difference Result 4220 states and 5893 transitions. [2024-11-08 17:33:24,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:33:24,226 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:24,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:24,229 INFO L225 Difference]: With dead ends: 4220 [2024-11-08 17:33:24,229 INFO L226 Difference]: Without dead ends: 4018 [2024-11-08 17:33:24,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:33:24,231 INFO L432 NwaCegarLoop]: 1728 mSDtfsCounter, 8914 mSDsluCounter, 5595 mSDsCounter, 0 mSdLazyCounter, 6062 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8914 SdHoareTripleChecker+Valid, 7323 SdHoareTripleChecker+Invalid, 6068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:24,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8914 Valid, 7323 Invalid, 6068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 6062 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-08 17:33:24,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4018 states. [2024-11-08 17:33:24,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4018 to 2726. [2024-11-08 17:33:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.416883599851246) internal successors, (3810), 2725 states have internal predecessors, (3810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3810 transitions. [2024-11-08 17:33:24,262 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3810 transitions. Word has length 132 [2024-11-08 17:33:24,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:24,263 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3810 transitions. [2024-11-08 17:33:24,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:24,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3810 transitions. [2024-11-08 17:33:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:24,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:24,265 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:24,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-08 17:33:24,265 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:24,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:24,265 INFO L85 PathProgramCache]: Analyzing trace with hash 2025100357, now seen corresponding path program 1 times [2024-11-08 17:33:24,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:24,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088076017] [2024-11-08 17:33:24,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:24,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:24,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:24,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088076017] [2024-11-08 17:33:24,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088076017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:24,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:24,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:33:24,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166375432] [2024-11-08 17:33:24,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:24,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:33:24,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:24,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:33:24,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:33:24,761 INFO L87 Difference]: Start difference. First operand 2726 states and 3810 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:30,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:30,812 INFO L93 Difference]: Finished difference Result 4956 states and 6982 transitions. [2024-11-08 17:33:30,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:33:30,813 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:30,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:30,817 INFO L225 Difference]: With dead ends: 4956 [2024-11-08 17:33:30,817 INFO L226 Difference]: Without dead ends: 4726 [2024-11-08 17:33:30,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:33:30,819 INFO L432 NwaCegarLoop]: 1888 mSDtfsCounter, 15370 mSDsluCounter, 6781 mSDsCounter, 0 mSdLazyCounter, 7006 mSolverCounterSat, 475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15370 SdHoareTripleChecker+Valid, 8669 SdHoareTripleChecker+Invalid, 7481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 475 IncrementalHoareTripleChecker+Valid, 7006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:30,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15370 Valid, 8669 Invalid, 7481 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [475 Valid, 7006 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-08 17:33:30,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4726 states. [2024-11-08 17:33:30,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4726 to 2734. [2024-11-08 17:33:30,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.4156470152020764) internal successors, (3818), 2733 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) [2024-11-08 17:33:30,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3818 transitions. [2024-11-08 17:33:30,855 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3818 transitions. Word has length 132 [2024-11-08 17:33:30,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:30,855 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3818 transitions. [2024-11-08 17:33:30,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3818 transitions. [2024-11-08 17:33:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:30,858 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:30,858 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:30,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-08 17:33:30,858 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:30,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:30,859 INFO L85 PathProgramCache]: Analyzing trace with hash 54701167, now seen corresponding path program 1 times [2024-11-08 17:33:30,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:30,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639314271] [2024-11-08 17:33:30,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:30,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:31,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:31,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:31,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639314271] [2024-11-08 17:33:31,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639314271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:31,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:31,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:31,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463121900] [2024-11-08 17:33:31,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:31,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:31,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:31,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:31,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:31,224 INFO L87 Difference]: Start difference. First operand 2734 states and 3818 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:35,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:35,658 INFO L93 Difference]: Finished difference Result 4228 states and 5899 transitions. [2024-11-08 17:33:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:33:35,659 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:35,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:35,665 INFO L225 Difference]: With dead ends: 4228 [2024-11-08 17:33:35,665 INFO L226 Difference]: Without dead ends: 4026 [2024-11-08 17:33:35,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:35,667 INFO L432 NwaCegarLoop]: 1725 mSDtfsCounter, 5998 mSDsluCounter, 5583 mSDsCounter, 0 mSdLazyCounter, 6065 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5998 SdHoareTripleChecker+Valid, 7308 SdHoareTripleChecker+Invalid, 6071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:35,667 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5998 Valid, 7308 Invalid, 6071 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6065 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:33:35,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4026 states. [2024-11-08 17:33:35,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4026 to 2734. [2024-11-08 17:33:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.4149054505005563) internal successors, (3816), 2733 states have internal predecessors, (3816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3816 transitions. [2024-11-08 17:33:35,708 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3816 transitions. Word has length 132 [2024-11-08 17:33:35,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:35,708 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3816 transitions. [2024-11-08 17:33:35,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:35,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3816 transitions. [2024-11-08 17:33:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:35,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:35,711 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:35,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-08 17:33:35,711 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:35,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:35,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1423056016, now seen corresponding path program 1 times [2024-11-08 17:33:35,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:35,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932858203] [2024-11-08 17:33:35,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:35,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:36,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:36,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932858203] [2024-11-08 17:33:36,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932858203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:36,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:36,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:36,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122978857] [2024-11-08 17:33:36,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:36,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:36,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:36,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:36,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:36,060 INFO L87 Difference]: Start difference. First operand 2734 states and 3816 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:40,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:40,088 INFO L93 Difference]: Finished difference Result 4052 states and 5590 transitions. [2024-11-08 17:33:40,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:33:40,089 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:40,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:40,091 INFO L225 Difference]: With dead ends: 4052 [2024-11-08 17:33:40,091 INFO L226 Difference]: Without dead ends: 3866 [2024-11-08 17:33:40,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:40,092 INFO L432 NwaCegarLoop]: 1456 mSDtfsCounter, 6669 mSDsluCounter, 4492 mSDsCounter, 0 mSdLazyCounter, 5405 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6669 SdHoareTripleChecker+Valid, 5948 SdHoareTripleChecker+Invalid, 5411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 5405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:40,092 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6669 Valid, 5948 Invalid, 5411 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 5405 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 17:33:40,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3866 states. [2024-11-08 17:33:40,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3866 to 2734. [2024-11-08 17:33:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.414163885799036) internal successors, (3814), 2733 states have internal predecessors, (3814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3814 transitions. [2024-11-08 17:33:40,122 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3814 transitions. Word has length 132 [2024-11-08 17:33:40,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:40,122 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3814 transitions. [2024-11-08 17:33:40,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3814 transitions. [2024-11-08 17:33:40,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:40,124 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:40,125 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:40,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-08 17:33:40,125 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:40,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:40,125 INFO L85 PathProgramCache]: Analyzing trace with hash -277765391, now seen corresponding path program 1 times [2024-11-08 17:33:40,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:40,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147290499] [2024-11-08 17:33:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:40,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:40,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:40,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147290499] [2024-11-08 17:33:40,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147290499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:40,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:40,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:40,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357509542] [2024-11-08 17:33:40,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:40,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:40,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:40,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:40,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:40,486 INFO L87 Difference]: Start difference. First operand 2734 states and 3814 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:44,560 INFO L93 Difference]: Finished difference Result 4056 states and 5590 transitions. [2024-11-08 17:33:44,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:33:44,560 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:44,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:44,564 INFO L225 Difference]: With dead ends: 4056 [2024-11-08 17:33:44,564 INFO L226 Difference]: Without dead ends: 3866 [2024-11-08 17:33:44,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:33:44,566 INFO L432 NwaCegarLoop]: 1456 mSDtfsCounter, 9747 mSDsluCounter, 4492 mSDsCounter, 0 mSdLazyCounter, 5400 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9747 SdHoareTripleChecker+Valid, 5948 SdHoareTripleChecker+Invalid, 5407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:44,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9747 Valid, 5948 Invalid, 5407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5400 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-08 17:33:44,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3866 states. [2024-11-08 17:33:44,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3866 to 2734. [2024-11-08 17:33:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.4134223210975159) internal successors, (3812), 2733 states have internal predecessors, (3812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3812 transitions. [2024-11-08 17:33:44,601 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3812 transitions. Word has length 132 [2024-11-08 17:33:44,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:44,601 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3812 transitions. [2024-11-08 17:33:44,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3812 transitions. [2024-11-08 17:33:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:44,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:44,604 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:44,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-08 17:33:44,604 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:44,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:44,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1573483419, now seen corresponding path program 1 times [2024-11-08 17:33:44,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:44,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051836888] [2024-11-08 17:33:44,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:44,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:45,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:45,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051836888] [2024-11-08 17:33:45,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051836888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:45,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:45,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:33:45,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320861352] [2024-11-08 17:33:45,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:45,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:33:45,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:45,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:33:45,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:33:45,401 INFO L87 Difference]: Start difference. First operand 2734 states and 3812 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:51,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:51,367 INFO L93 Difference]: Finished difference Result 4754 states and 6670 transitions. [2024-11-08 17:33:51,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:33:51,368 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:51,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:51,371 INFO L225 Difference]: With dead ends: 4754 [2024-11-08 17:33:51,371 INFO L226 Difference]: Without dead ends: 4546 [2024-11-08 17:33:51,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:33:51,372 INFO L432 NwaCegarLoop]: 1726 mSDtfsCounter, 19199 mSDsluCounter, 6096 mSDsCounter, 0 mSdLazyCounter, 6464 mSolverCounterSat, 512 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19199 SdHoareTripleChecker+Valid, 7822 SdHoareTripleChecker+Invalid, 6976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 512 IncrementalHoareTripleChecker+Valid, 6464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:51,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19199 Valid, 7822 Invalid, 6976 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [512 Valid, 6464 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-08 17:33:51,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4546 states. [2024-11-08 17:33:51,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4546 to 2742. [2024-11-08 17:33:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.412199630314233) internal successors, (3820), 2741 states have internal predecessors, (3820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3820 transitions. [2024-11-08 17:33:51,405 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3820 transitions. Word has length 132 [2024-11-08 17:33:51,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:51,405 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3820 transitions. [2024-11-08 17:33:51,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3820 transitions. [2024-11-08 17:33:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:51,408 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:51,408 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:51,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-08 17:33:51,408 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:51,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:51,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1614226472, now seen corresponding path program 1 times [2024-11-08 17:33:51,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:51,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084914306] [2024-11-08 17:33:51,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:51,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:52,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:52,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084914306] [2024-11-08 17:33:52,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084914306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:52,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:52,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:33:52,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395094358] [2024-11-08 17:33:52,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:52,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:33:52,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:52,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:33:52,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:33:52,193 INFO L87 Difference]: Start difference. First operand 2742 states and 3820 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:59,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:59,170 INFO L93 Difference]: Finished difference Result 4976 states and 6998 transitions. [2024-11-08 17:33:59,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:33:59,171 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:33:59,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:59,176 INFO L225 Difference]: With dead ends: 4976 [2024-11-08 17:33:59,176 INFO L226 Difference]: Without dead ends: 4734 [2024-11-08 17:33:59,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:33:59,178 INFO L432 NwaCegarLoop]: 1862 mSDtfsCounter, 18617 mSDsluCounter, 8524 mSDsCounter, 0 mSdLazyCounter, 8446 mSolverCounterSat, 475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18617 SdHoareTripleChecker+Valid, 10386 SdHoareTripleChecker+Invalid, 8921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 475 IncrementalHoareTripleChecker+Valid, 8446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:59,178 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18617 Valid, 10386 Invalid, 8921 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [475 Valid, 8446 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2024-11-08 17:33:59,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4734 states. [2024-11-08 17:33:59,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4734 to 2750. [2024-11-08 17:33:59,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4109841503870255) internal successors, (3828), 2749 states have internal predecessors, (3828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3828 transitions. [2024-11-08 17:33:59,217 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3828 transitions. Word has length 132 [2024-11-08 17:33:59,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:59,217 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3828 transitions. [2024-11-08 17:33:59,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 11 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:33:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3828 transitions. [2024-11-08 17:33:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:33:59,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:59,220 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:33:59,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-08 17:33:59,220 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:33:59,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:59,221 INFO L85 PathProgramCache]: Analyzing trace with hash -576813876, now seen corresponding path program 1 times [2024-11-08 17:33:59,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:59,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314550190] [2024-11-08 17:33:59,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:59,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:59,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:59,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:59,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314550190] [2024-11-08 17:33:59,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314550190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:59,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:59,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:33:59,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13021327] [2024-11-08 17:33:59,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:59,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:33:59,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:59,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:33:59,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:33:59,631 INFO L87 Difference]: Start difference. First operand 2750 states and 3828 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:04,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:04,270 INFO L93 Difference]: Finished difference Result 4236 states and 5897 transitions. [2024-11-08 17:34:04,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:34:04,270 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:04,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:04,274 INFO L225 Difference]: With dead ends: 4236 [2024-11-08 17:34:04,274 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:34:04,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:04,276 INFO L432 NwaCegarLoop]: 1776 mSDtfsCounter, 8378 mSDsluCounter, 6412 mSDsCounter, 0 mSdLazyCounter, 6742 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8378 SdHoareTripleChecker+Valid, 8188 SdHoareTripleChecker+Invalid, 6747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:04,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8378 Valid, 8188 Invalid, 6747 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6742 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 17:34:04,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:34:04,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2750. [2024-11-08 17:34:04,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4102469590858828) internal successors, (3826), 2749 states have internal predecessors, (3826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3826 transitions. [2024-11-08 17:34:04,308 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3826 transitions. Word has length 132 [2024-11-08 17:34:04,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:04,308 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3826 transitions. [2024-11-08 17:34:04,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3826 transitions. [2024-11-08 17:34:04,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:04,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:04,311 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:04,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-08 17:34:04,312 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:04,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:04,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1613193516, now seen corresponding path program 1 times [2024-11-08 17:34:04,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:04,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248567374] [2024-11-08 17:34:04,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:04,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:04,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:04,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248567374] [2024-11-08 17:34:04,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248567374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:04,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:04,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:04,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759559444] [2024-11-08 17:34:04,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:04,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:04,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:04,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:04,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:04,670 INFO L87 Difference]: Start difference. First operand 2750 states and 3826 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:09,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:09,007 INFO L93 Difference]: Finished difference Result 4242 states and 5900 transitions. [2024-11-08 17:34:09,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:34:09,008 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:09,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:09,012 INFO L225 Difference]: With dead ends: 4242 [2024-11-08 17:34:09,012 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:34:09,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:09,014 INFO L432 NwaCegarLoop]: 1716 mSDtfsCounter, 8984 mSDsluCounter, 5556 mSDsCounter, 0 mSdLazyCounter, 6010 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8984 SdHoareTripleChecker+Valid, 7272 SdHoareTripleChecker+Invalid, 6017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:09,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8984 Valid, 7272 Invalid, 6017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6010 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:34:09,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:34:09,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2750. [2024-11-08 17:34:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4095097677847401) internal successors, (3824), 2749 states have internal predecessors, (3824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3824 transitions. [2024-11-08 17:34:09,050 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3824 transitions. Word has length 132 [2024-11-08 17:34:09,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:09,050 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3824 transitions. [2024-11-08 17:34:09,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:09,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3824 transitions. [2024-11-08 17:34:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:09,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:09,053 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:09,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-11-08 17:34:09,053 INFO L396 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:09,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:09,053 INFO L85 PathProgramCache]: Analyzing trace with hash -238271768, now seen corresponding path program 1 times [2024-11-08 17:34:09,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:09,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452385492] [2024-11-08 17:34:09,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:09,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:09,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:09,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452385492] [2024-11-08 17:34:09,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452385492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:09,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:09,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:09,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625510093] [2024-11-08 17:34:09,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:09,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:09,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:09,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:09,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:09,498 INFO L87 Difference]: Start difference. First operand 2750 states and 3824 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:13,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:13,993 INFO L93 Difference]: Finished difference Result 4236 states and 5889 transitions. [2024-11-08 17:34:13,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:13,994 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:13,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:13,997 INFO L225 Difference]: With dead ends: 4236 [2024-11-08 17:34:13,997 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:34:13,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:13,998 INFO L432 NwaCegarLoop]: 1719 mSDtfsCounter, 11987 mSDsluCounter, 5568 mSDsCounter, 0 mSdLazyCounter, 5994 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11987 SdHoareTripleChecker+Valid, 7287 SdHoareTripleChecker+Invalid, 6001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:13,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11987 Valid, 7287 Invalid, 6001 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5994 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:34:14,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:34:14,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2750. [2024-11-08 17:34:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4087725764835974) internal successors, (3822), 2749 states have internal predecessors, (3822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:14,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3822 transitions. [2024-11-08 17:34:14,032 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3822 transitions. Word has length 132 [2024-11-08 17:34:14,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:14,032 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3822 transitions. [2024-11-08 17:34:14,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3822 transitions. [2024-11-08 17:34:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:14,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:14,035 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:14,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-11-08 17:34:14,035 INFO L396 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:14,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:14,036 INFO L85 PathProgramCache]: Analyzing trace with hash 747618863, now seen corresponding path program 1 times [2024-11-08 17:34:14,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:14,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386174379] [2024-11-08 17:34:14,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:14,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:14,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:14,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:14,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386174379] [2024-11-08 17:34:14,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386174379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:14,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:14,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:14,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680554321] [2024-11-08 17:34:14,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:14,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:14,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:14,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:14,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:14,474 INFO L87 Difference]: Start difference. First operand 2750 states and 3822 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:19,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:19,643 INFO L93 Difference]: Finished difference Result 4368 states and 6084 transitions. [2024-11-08 17:34:19,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:19,643 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:19,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:19,647 INFO L225 Difference]: With dead ends: 4368 [2024-11-08 17:34:19,648 INFO L226 Difference]: Without dead ends: 4134 [2024-11-08 17:34:19,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:34:19,649 INFO L432 NwaCegarLoop]: 1851 mSDtfsCounter, 10656 mSDsluCounter, 7550 mSDsCounter, 0 mSdLazyCounter, 7490 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10656 SdHoareTripleChecker+Valid, 9401 SdHoareTripleChecker+Invalid, 7497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:19,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10656 Valid, 9401 Invalid, 7497 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7490 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:34:19,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4134 states. [2024-11-08 17:34:19,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4134 to 2750. [2024-11-08 17:34:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4080353851824547) internal successors, (3820), 2749 states have internal predecessors, (3820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3820 transitions. [2024-11-08 17:34:19,686 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3820 transitions. Word has length 132 [2024-11-08 17:34:19,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:19,686 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3820 transitions. [2024-11-08 17:34:19,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3820 transitions. [2024-11-08 17:34:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:19,689 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:19,689 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:19,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-11-08 17:34:19,689 INFO L396 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:19,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:19,690 INFO L85 PathProgramCache]: Analyzing trace with hash -884238219, now seen corresponding path program 1 times [2024-11-08 17:34:19,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:19,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614870268] [2024-11-08 17:34:19,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:19,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:20,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:20,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:20,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614870268] [2024-11-08 17:34:20,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614870268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:20,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:20,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:20,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189492262] [2024-11-08 17:34:20,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:20,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:20,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:20,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:20,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:20,106 INFO L87 Difference]: Start difference. First operand 2750 states and 3820 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:24,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:24,679 INFO L93 Difference]: Finished difference Result 4236 states and 5885 transitions. [2024-11-08 17:34:24,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:24,679 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:24,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:24,683 INFO L225 Difference]: With dead ends: 4236 [2024-11-08 17:34:24,683 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:34:24,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:24,685 INFO L432 NwaCegarLoop]: 1793 mSDtfsCounter, 11550 mSDsluCounter, 5788 mSDsCounter, 0 mSdLazyCounter, 6263 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11550 SdHoareTripleChecker+Valid, 7581 SdHoareTripleChecker+Invalid, 6269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:24,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11550 Valid, 7581 Invalid, 6269 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6263 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:34:24,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:34:24,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2750. [2024-11-08 17:34:24,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4072981938813123) internal successors, (3818), 2749 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) [2024-11-08 17:34:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3818 transitions. [2024-11-08 17:34:24,748 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3818 transitions. Word has length 132 [2024-11-08 17:34:24,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:24,748 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3818 transitions. [2024-11-08 17:34:24,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3818 transitions. [2024-11-08 17:34:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:24,751 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:24,752 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:24,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-11-08 17:34:24,752 INFO L396 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:24,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:24,753 INFO L85 PathProgramCache]: Analyzing trace with hash 417584831, now seen corresponding path program 1 times [2024-11-08 17:34:24,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:24,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612655985] [2024-11-08 17:34:24,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:24,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:25,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:25,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612655985] [2024-11-08 17:34:25,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612655985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:25,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:25,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:25,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123500369] [2024-11-08 17:34:25,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:25,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:25,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:25,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:25,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:25,176 INFO L87 Difference]: Start difference. First operand 2750 states and 3818 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:29,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:29,993 INFO L93 Difference]: Finished difference Result 4522 states and 6291 transitions. [2024-11-08 17:34:29,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:29,993 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:29,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:29,998 INFO L225 Difference]: With dead ends: 4522 [2024-11-08 17:34:29,998 INFO L226 Difference]: Without dead ends: 4222 [2024-11-08 17:34:29,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:34:29,999 INFO L432 NwaCegarLoop]: 2142 mSDtfsCounter, 10088 mSDsluCounter, 7035 mSDsCounter, 0 mSdLazyCounter, 7157 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10088 SdHoareTripleChecker+Valid, 9177 SdHoareTripleChecker+Invalid, 7163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:30,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10088 Valid, 9177 Invalid, 7163 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7157 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:34:30,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2024-11-08 17:34:30,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 2750. [2024-11-08 17:34:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4065610025801696) internal successors, (3816), 2749 states have internal predecessors, (3816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:30,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3816 transitions. [2024-11-08 17:34:30,034 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3816 transitions. Word has length 132 [2024-11-08 17:34:30,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:30,034 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3816 transitions. [2024-11-08 17:34:30,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3816 transitions. [2024-11-08 17:34:30,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:30,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:30,037 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:30,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-11-08 17:34:30,037 INFO L396 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:30,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:30,038 INFO L85 PathProgramCache]: Analyzing trace with hash 907921252, now seen corresponding path program 1 times [2024-11-08 17:34:30,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:30,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150679148] [2024-11-08 17:34:30,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:30,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:30,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:30,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:30,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150679148] [2024-11-08 17:34:30,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150679148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:30,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:30,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:30,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746978290] [2024-11-08 17:34:30,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:30,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:30,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:30,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:30,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:30,402 INFO L87 Difference]: Start difference. First operand 2750 states and 3816 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:34,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:34,505 INFO L93 Difference]: Finished difference Result 4076 states and 5595 transitions. [2024-11-08 17:34:34,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:34,505 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:34,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:34,509 INFO L225 Difference]: With dead ends: 4076 [2024-11-08 17:34:34,509 INFO L226 Difference]: Without dead ends: 3882 [2024-11-08 17:34:34,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:34:34,510 INFO L432 NwaCegarLoop]: 1484 mSDtfsCounter, 12590 mSDsluCounter, 4580 mSDsCounter, 0 mSdLazyCounter, 5450 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12590 SdHoareTripleChecker+Valid, 6064 SdHoareTripleChecker+Invalid, 5457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:34,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12590 Valid, 6064 Invalid, 5457 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5450 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-08 17:34:34,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3882 states. [2024-11-08 17:34:34,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3882 to 2750. [2024-11-08 17:34:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.405823811279027) internal successors, (3814), 2749 states have internal predecessors, (3814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3814 transitions. [2024-11-08 17:34:34,544 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3814 transitions. Word has length 132 [2024-11-08 17:34:34,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:34,545 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3814 transitions. [2024-11-08 17:34:34,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:34,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3814 transitions. [2024-11-08 17:34:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:34,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:34,547 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:34,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2024-11-08 17:34:34,548 INFO L396 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:34,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:34,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1474848942, now seen corresponding path program 1 times [2024-11-08 17:34:34,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:34,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840429569] [2024-11-08 17:34:34,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:34,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:34,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:34,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840429569] [2024-11-08 17:34:34,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840429569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:34,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:34,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:34,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610009273] [2024-11-08 17:34:34,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:34,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:34,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:34,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:34,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:34,999 INFO L87 Difference]: Start difference. First operand 2750 states and 3814 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:39,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:39,908 INFO L93 Difference]: Finished difference Result 4538 states and 6301 transitions. [2024-11-08 17:34:39,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:34:39,909 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:39,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:39,913 INFO L225 Difference]: With dead ends: 4538 [2024-11-08 17:34:39,913 INFO L226 Difference]: Without dead ends: 4222 [2024-11-08 17:34:39,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:39,915 INFO L432 NwaCegarLoop]: 2134 mSDtfsCounter, 10111 mSDsluCounter, 7006 mSDsCounter, 0 mSdLazyCounter, 7173 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10111 SdHoareTripleChecker+Valid, 9140 SdHoareTripleChecker+Invalid, 7179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:39,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10111 Valid, 9140 Invalid, 7179 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7173 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-08 17:34:39,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2024-11-08 17:34:39,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 2750. [2024-11-08 17:34:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4050866199778842) internal successors, (3812), 2749 states have internal predecessors, (3812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3812 transitions. [2024-11-08 17:34:39,951 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3812 transitions. Word has length 132 [2024-11-08 17:34:39,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:39,951 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3812 transitions. [2024-11-08 17:34:39,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:39,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3812 transitions. [2024-11-08 17:34:39,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:39,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:39,955 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:39,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2024-11-08 17:34:39,955 INFO L396 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:39,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:39,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1323341028, now seen corresponding path program 1 times [2024-11-08 17:34:39,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:39,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287891053] [2024-11-08 17:34:39,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:39,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:40,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:40,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287891053] [2024-11-08 17:34:40,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287891053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:40,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:40,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:40,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388555986] [2024-11-08 17:34:40,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:40,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:40,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:40,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:40,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:40,386 INFO L87 Difference]: Start difference. First operand 2750 states and 3812 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:45,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:45,718 INFO L93 Difference]: Finished difference Result 4376 states and 6082 transitions. [2024-11-08 17:34:45,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:45,719 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:45,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:45,723 INFO L225 Difference]: With dead ends: 4376 [2024-11-08 17:34:45,723 INFO L226 Difference]: Without dead ends: 4134 [2024-11-08 17:34:45,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:34:45,725 INFO L432 NwaCegarLoop]: 1961 mSDtfsCounter, 10452 mSDsluCounter, 7880 mSDsCounter, 0 mSdLazyCounter, 7739 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10452 SdHoareTripleChecker+Valid, 9841 SdHoareTripleChecker+Invalid, 7746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:45,725 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10452 Valid, 9841 Invalid, 7746 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7739 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-08 17:34:45,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4134 states. [2024-11-08 17:34:45,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4134 to 2750. [2024-11-08 17:34:45,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4043494286767415) internal successors, (3810), 2749 states have internal predecessors, (3810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:45,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3810 transitions. [2024-11-08 17:34:45,761 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3810 transitions. Word has length 132 [2024-11-08 17:34:45,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:45,761 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3810 transitions. [2024-11-08 17:34:45,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3810 transitions. [2024-11-08 17:34:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 17:34:45,764 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:45,764 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:45,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2024-11-08 17:34:45,765 INFO L396 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:45,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:45,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1732186256, now seen corresponding path program 1 times [2024-11-08 17:34:45,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:45,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145479168] [2024-11-08 17:34:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:45,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:46,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:46,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:46,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145479168] [2024-11-08 17:34:46,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145479168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:46,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:46,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:46,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646822276] [2024-11-08 17:34:46,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:46,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:46,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:46,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:46,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:46,212 INFO L87 Difference]: Start difference. First operand 2750 states and 3810 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:50,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:50,790 INFO L93 Difference]: Finished difference Result 4242 states and 5882 transitions. [2024-11-08 17:34:50,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:50,790 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-08 17:34:50,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:50,796 INFO L225 Difference]: With dead ends: 4242 [2024-11-08 17:34:50,796 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:34:50,798 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:34:50,798 INFO L432 NwaCegarLoop]: 1764 mSDtfsCounter, 11727 mSDsluCounter, 5703 mSDsCounter, 0 mSdLazyCounter, 6088 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11727 SdHoareTripleChecker+Valid, 7467 SdHoareTripleChecker+Invalid, 6095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:50,799 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11727 Valid, 7467 Invalid, 6095 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6088 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:34:50,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:34:50,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2750. [2024-11-08 17:34:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.403612237375599) internal successors, (3808), 2749 states have internal predecessors, (3808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:50,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3808 transitions. [2024-11-08 17:34:50,848 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3808 transitions. Word has length 132 [2024-11-08 17:34:50,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:50,848 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3808 transitions. [2024-11-08 17:34:50,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3808 transitions. [2024-11-08 17:34:50,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:34:50,853 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:50,853 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:50,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2024-11-08 17:34:50,854 INFO L396 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:50,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:50,854 INFO L85 PathProgramCache]: Analyzing trace with hash -628982034, now seen corresponding path program 1 times [2024-11-08 17:34:50,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:50,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742926942] [2024-11-08 17:34:50,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:50,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:51,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:51,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:51,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742926942] [2024-11-08 17:34:51,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742926942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:51,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:51,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:51,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101759290] [2024-11-08 17:34:51,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:51,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:51,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:51,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:51,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:51,397 INFO L87 Difference]: Start difference. First operand 2750 states and 3808 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:56,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:56,835 INFO L93 Difference]: Finished difference Result 4226 states and 5860 transitions. [2024-11-08 17:34:56,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:34:56,836 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:34:56,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:56,840 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:34:56,840 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:34:56,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:34:56,842 INFO L432 NwaCegarLoop]: 1764 mSDtfsCounter, 8379 mSDsluCounter, 7060 mSDsCounter, 0 mSdLazyCounter, 7123 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8379 SdHoareTripleChecker+Valid, 8824 SdHoareTripleChecker+Invalid, 7129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:56,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8379 Valid, 8824 Invalid, 7129 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 7123 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-08 17:34:56,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:34:56,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2750. [2024-11-08 17:34:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2713 states have (on average 1.4032436417250276) internal successors, (3807), 2749 states have internal predecessors, (3807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3807 transitions. [2024-11-08 17:34:56,881 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3807 transitions. Word has length 133 [2024-11-08 17:34:56,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:56,881 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3807 transitions. [2024-11-08 17:34:56,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:34:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3807 transitions. [2024-11-08 17:34:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:34:56,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:56,884 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:56,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2024-11-08 17:34:56,885 INFO L396 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:34:56,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:56,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1620036511, now seen corresponding path program 1 times [2024-11-08 17:34:56,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:56,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768289249] [2024-11-08 17:34:56,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:56,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:34:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:34:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:34:57,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:34:57,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768289249] [2024-11-08 17:34:57,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768289249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:34:57,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:34:57,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:34:57,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165771338] [2024-11-08 17:34:57,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:34:57,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:34:57,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:34:57,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:34:57,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:34:57,333 INFO L87 Difference]: Start difference. First operand 2750 states and 3807 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:01,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:01,861 INFO L93 Difference]: Finished difference Result 4228 states and 5861 transitions. [2024-11-08 17:35:01,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:35:01,862 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:01,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:01,866 INFO L225 Difference]: With dead ends: 4228 [2024-11-08 17:35:01,866 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:01,868 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2024-11-08 17:35:01,869 INFO L432 NwaCegarLoop]: 1766 mSDtfsCounter, 11686 mSDsluCounter, 5706 mSDsCounter, 0 mSdLazyCounter, 6116 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11686 SdHoareTripleChecker+Valid, 7472 SdHoareTripleChecker+Invalid, 6123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:01,869 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11686 Valid, 7472 Invalid, 6123 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6116 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:35:01,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:01,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2746. [2024-11-08 17:35:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2746 states, 2709 states have (on average 1.403469915097822) internal successors, (3802), 2745 states have internal predecessors, (3802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 2746 states and 3802 transitions. [2024-11-08 17:35:01,908 INFO L78 Accepts]: Start accepts. Automaton has 2746 states and 3802 transitions. Word has length 133 [2024-11-08 17:35:01,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:01,908 INFO L471 AbstractCegarLoop]: Abstraction has 2746 states and 3802 transitions. [2024-11-08 17:35:01,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3802 transitions. [2024-11-08 17:35:01,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:01,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:01,912 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:01,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2024-11-08 17:35:01,912 INFO L396 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:01,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:01,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1892448924, now seen corresponding path program 1 times [2024-11-08 17:35:01,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:01,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299370727] [2024-11-08 17:35:01,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:01,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:02,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:02,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299370727] [2024-11-08 17:35:02,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299370727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:02,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:02,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:02,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017354538] [2024-11-08 17:35:02,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:02,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:02,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:02,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:02,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:02,295 INFO L87 Difference]: Start difference. First operand 2746 states and 3802 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:07,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:07,031 INFO L93 Difference]: Finished difference Result 4226 states and 5858 transitions. [2024-11-08 17:35:07,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:35:07,032 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:07,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:07,036 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:07,036 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:07,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:35:07,038 INFO L432 NwaCegarLoop]: 1768 mSDtfsCounter, 8774 mSDsluCounter, 5715 mSDsCounter, 0 mSdLazyCounter, 6108 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8774 SdHoareTripleChecker+Valid, 7483 SdHoareTripleChecker+Invalid, 6115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:07,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8774 Valid, 7483 Invalid, 6115 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6108 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:35:07,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:07,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2746. [2024-11-08 17:35:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2746 states, 2709 states have (on average 1.4031007751937985) internal successors, (3801), 2745 states have internal predecessors, (3801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 2746 states and 3801 transitions. [2024-11-08 17:35:07,075 INFO L78 Accepts]: Start accepts. Automaton has 2746 states and 3801 transitions. Word has length 133 [2024-11-08 17:35:07,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:07,076 INFO L471 AbstractCegarLoop]: Abstraction has 2746 states and 3801 transitions. [2024-11-08 17:35:07,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:07,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3801 transitions. [2024-11-08 17:35:07,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:07,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:07,079 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:07,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2024-11-08 17:35:07,079 INFO L396 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:07,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:07,079 INFO L85 PathProgramCache]: Analyzing trace with hash -398467312, now seen corresponding path program 1 times [2024-11-08 17:35:07,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:07,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879388224] [2024-11-08 17:35:07,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:07,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:07,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:07,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:07,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879388224] [2024-11-08 17:35:07,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879388224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:07,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:07,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:07,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666503249] [2024-11-08 17:35:07,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:07,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:07,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:07,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:07,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:07,514 INFO L87 Difference]: Start difference. First operand 2746 states and 3801 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:12,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:12,278 INFO L93 Difference]: Finished difference Result 4226 states and 5857 transitions. [2024-11-08 17:35:12,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:35:12,278 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:12,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:12,281 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:12,281 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:12,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:12,282 INFO L432 NwaCegarLoop]: 1842 mSDtfsCounter, 6951 mSDsluCounter, 5932 mSDsCounter, 0 mSdLazyCounter, 6345 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6951 SdHoareTripleChecker+Valid, 7774 SdHoareTripleChecker+Invalid, 6350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:12,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6951 Valid, 7774 Invalid, 6350 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 6345 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:35:12,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:12,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2742. [2024-11-08 17:35:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4033271719038818) internal successors, (3796), 2741 states have internal predecessors, (3796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3796 transitions. [2024-11-08 17:35:12,315 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3796 transitions. Word has length 133 [2024-11-08 17:35:12,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:12,315 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3796 transitions. [2024-11-08 17:35:12,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3796 transitions. [2024-11-08 17:35:12,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:12,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:12,318 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:12,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-11-08 17:35:12,318 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:12,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:12,319 INFO L85 PathProgramCache]: Analyzing trace with hash 478242603, now seen corresponding path program 1 times [2024-11-08 17:35:12,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:12,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259387108] [2024-11-08 17:35:12,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:12,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:12,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:12,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:12,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259387108] [2024-11-08 17:35:12,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259387108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:12,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:12,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:12,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453410519] [2024-11-08 17:35:12,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:12,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:12,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:12,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:12,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:12,919 INFO L87 Difference]: Start difference. First operand 2742 states and 3796 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:18,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:18,069 INFO L93 Difference]: Finished difference Result 4226 states and 5856 transitions. [2024-11-08 17:35:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:35:18,069 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:18,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:18,075 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:18,075 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:18,077 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:18,077 INFO L432 NwaCegarLoop]: 1770 mSDtfsCounter, 8347 mSDsluCounter, 6391 mSDsCounter, 0 mSdLazyCounter, 6643 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8347 SdHoareTripleChecker+Valid, 8161 SdHoareTripleChecker+Invalid, 6649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:18,078 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8347 Valid, 8161 Invalid, 6649 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6643 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:35:18,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:18,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2742. [2024-11-08 17:35:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.4029574861367837) internal successors, (3795), 2741 states have internal predecessors, (3795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:18,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3795 transitions. [2024-11-08 17:35:18,126 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3795 transitions. Word has length 133 [2024-11-08 17:35:18,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:18,127 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3795 transitions. [2024-11-08 17:35:18,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3795 transitions. [2024-11-08 17:35:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:18,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:18,131 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:18,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-11-08 17:35:18,131 INFO L396 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:18,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:18,132 INFO L85 PathProgramCache]: Analyzing trace with hash -717072540, now seen corresponding path program 1 times [2024-11-08 17:35:18,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:18,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320914830] [2024-11-08 17:35:18,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:18,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:18,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:18,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320914830] [2024-11-08 17:35:18,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320914830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:18,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:18,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:18,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452038130] [2024-11-08 17:35:18,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:18,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:18,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:18,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:18,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:18,626 INFO L87 Difference]: Start difference. First operand 2742 states and 3795 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:23,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:23,486 INFO L93 Difference]: Finished difference Result 4228 states and 5856 transitions. [2024-11-08 17:35:23,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:35:23,486 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:23,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:23,491 INFO L225 Difference]: With dead ends: 4228 [2024-11-08 17:35:23,491 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:23,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:23,493 INFO L432 NwaCegarLoop]: 1776 mSDtfsCounter, 5864 mSDsluCounter, 5736 mSDsCounter, 0 mSdLazyCounter, 6135 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5864 SdHoareTripleChecker+Valid, 7512 SdHoareTripleChecker+Invalid, 6141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:23,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5864 Valid, 7512 Invalid, 6141 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6135 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:35:23,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:23,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2738. [2024-11-08 17:35:23,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.403184005923732) internal successors, (3790), 2737 states have internal predecessors, (3790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:23,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3790 transitions. [2024-11-08 17:35:23,530 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3790 transitions. Word has length 133 [2024-11-08 17:35:23,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:23,530 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3790 transitions. [2024-11-08 17:35:23,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:23,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3790 transitions. [2024-11-08 17:35:23,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:23,533 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:23,533 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:23,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2024-11-08 17:35:23,533 INFO L396 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:23,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:23,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1550138053, now seen corresponding path program 1 times [2024-11-08 17:35:23,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:23,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63831174] [2024-11-08 17:35:23,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:23,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:23,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:23,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63831174] [2024-11-08 17:35:23,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63831174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:23,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:23,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:23,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992676181] [2024-11-08 17:35:23,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:23,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:23,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:23,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:23,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:23,991 INFO L87 Difference]: Start difference. First operand 2738 states and 3790 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:28,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:28,262 INFO L93 Difference]: Finished difference Result 4226 states and 5853 transitions. [2024-11-08 17:35:28,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:35:28,263 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:28,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:28,267 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:28,267 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:28,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:28,269 INFO L432 NwaCegarLoop]: 1778 mSDtfsCounter, 11609 mSDsluCounter, 5745 mSDsCounter, 0 mSdLazyCounter, 6123 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11609 SdHoareTripleChecker+Valid, 7523 SdHoareTripleChecker+Invalid, 6130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:28,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11609 Valid, 7523 Invalid, 6130 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6123 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-08 17:35:28,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:28,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2738. [2024-11-08 17:35:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.4028137726767864) internal successors, (3789), 2737 states have internal predecessors, (3789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3789 transitions. [2024-11-08 17:35:28,306 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3789 transitions. Word has length 133 [2024-11-08 17:35:28,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:28,306 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3789 transitions. [2024-11-08 17:35:28,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:28,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3789 transitions. [2024-11-08 17:35:28,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:28,309 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:28,309 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:28,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2024-11-08 17:35:28,309 INFO L396 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:28,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:28,310 INFO L85 PathProgramCache]: Analyzing trace with hash -530695439, now seen corresponding path program 1 times [2024-11-08 17:35:28,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:28,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135829803] [2024-11-08 17:35:28,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:28,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:28,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:28,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135829803] [2024-11-08 17:35:28,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135829803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:28,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:28,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:28,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875579777] [2024-11-08 17:35:28,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:28,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:28,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:28,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:28,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:28,756 INFO L87 Difference]: Start difference. First operand 2738 states and 3789 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:33,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:33,622 INFO L93 Difference]: Finished difference Result 4226 states and 5852 transitions. [2024-11-08 17:35:33,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:35:33,622 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:33,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:33,627 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:33,627 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:33,628 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:33,628 INFO L432 NwaCegarLoop]: 1850 mSDtfsCounter, 11228 mSDsluCounter, 5959 mSDsCounter, 0 mSdLazyCounter, 6336 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11228 SdHoareTripleChecker+Valid, 7809 SdHoareTripleChecker+Invalid, 6342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:33,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11228 Valid, 7809 Invalid, 6342 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6336 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:35:33,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:33,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2738. [2024-11-08 17:35:33,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.402443539429841) internal successors, (3788), 2737 states have internal predecessors, (3788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3788 transitions. [2024-11-08 17:35:33,664 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3788 transitions. Word has length 133 [2024-11-08 17:35:33,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:33,664 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3788 transitions. [2024-11-08 17:35:33,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3788 transitions. [2024-11-08 17:35:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:33,667 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:33,667 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:33,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-11-08 17:35:33,667 INFO L396 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:33,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:33,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1657087307, now seen corresponding path program 1 times [2024-11-08 17:35:33,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:33,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588443306] [2024-11-08 17:35:33,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:33,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:34,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:34,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588443306] [2024-11-08 17:35:34,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588443306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:34,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:34,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:34,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516720056] [2024-11-08 17:35:34,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:34,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:34,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:34,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:34,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:34,065 INFO L87 Difference]: Start difference. First operand 2738 states and 3788 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:38,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:38,479 INFO L93 Difference]: Finished difference Result 4056 states and 5558 transitions. [2024-11-08 17:35:38,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:35:38,480 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:38,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:38,484 INFO L225 Difference]: With dead ends: 4056 [2024-11-08 17:35:38,484 INFO L226 Difference]: Without dead ends: 3870 [2024-11-08 17:35:38,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:38,486 INFO L432 NwaCegarLoop]: 1532 mSDtfsCounter, 9379 mSDsluCounter, 4720 mSDsCounter, 0 mSdLazyCounter, 5583 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9379 SdHoareTripleChecker+Valid, 6252 SdHoareTripleChecker+Invalid, 5590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 5583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:38,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9379 Valid, 6252 Invalid, 5590 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 5583 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-08 17:35:38,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3870 states. [2024-11-08 17:35:38,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3870 to 2738. [2024-11-08 17:35:38,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.4020733061828952) internal successors, (3787), 2737 states have internal predecessors, (3787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:38,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3787 transitions. [2024-11-08 17:35:38,542 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3787 transitions. Word has length 133 [2024-11-08 17:35:38,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:38,543 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3787 transitions. [2024-11-08 17:35:38,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3787 transitions. [2024-11-08 17:35:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:38,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:38,547 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:38,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-11-08 17:35:38,548 INFO L396 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:38,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:38,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1095824762, now seen corresponding path program 1 times [2024-11-08 17:35:38,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:38,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639647640] [2024-11-08 17:35:38,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:38,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:38,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:39,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:39,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639647640] [2024-11-08 17:35:39,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639647640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:39,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:39,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:39,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258764801] [2024-11-08 17:35:39,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:39,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:39,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:39,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:39,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:39,061 INFO L87 Difference]: Start difference. First operand 2738 states and 3787 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:43,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:43,425 INFO L93 Difference]: Finished difference Result 4226 states and 5849 transitions. [2024-11-08 17:35:43,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:35:43,426 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:43,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:43,430 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:43,430 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:43,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:35:43,432 INFO L432 NwaCegarLoop]: 1778 mSDtfsCounter, 11597 mSDsluCounter, 5745 mSDsCounter, 0 mSdLazyCounter, 6106 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11597 SdHoareTripleChecker+Valid, 7523 SdHoareTripleChecker+Invalid, 6113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:43,433 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11597 Valid, 7523 Invalid, 6113 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6106 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:35:43,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:43,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2738. [2024-11-08 17:35:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.4017030729359496) internal successors, (3786), 2737 states have internal predecessors, (3786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3786 transitions. [2024-11-08 17:35:43,469 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3786 transitions. Word has length 133 [2024-11-08 17:35:43,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:43,470 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3786 transitions. [2024-11-08 17:35:43,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:43,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3786 transitions. [2024-11-08 17:35:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:43,472 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:43,473 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:43,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2024-11-08 17:35:43,473 INFO L396 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:43,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:43,473 INFO L85 PathProgramCache]: Analyzing trace with hash -83861831, now seen corresponding path program 1 times [2024-11-08 17:35:43,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:43,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588869055] [2024-11-08 17:35:43,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:43,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:43,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:43,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588869055] [2024-11-08 17:35:43,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588869055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:43,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:43,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:43,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70443772] [2024-11-08 17:35:43,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:43,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:43,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:43,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:43,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:43,919 INFO L87 Difference]: Start difference. First operand 2738 states and 3786 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:48,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:48,706 INFO L93 Difference]: Finished difference Result 4226 states and 5848 transitions. [2024-11-08 17:35:48,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:35:48,706 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:48,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:48,710 INFO L225 Difference]: With dead ends: 4226 [2024-11-08 17:35:48,710 INFO L226 Difference]: Without dead ends: 4034 [2024-11-08 17:35:48,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:35:48,711 INFO L432 NwaCegarLoop]: 1780 mSDtfsCounter, 8317 mSDsluCounter, 6429 mSDsCounter, 0 mSdLazyCounter, 6612 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8317 SdHoareTripleChecker+Valid, 8209 SdHoareTripleChecker+Invalid, 6618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:48,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8317 Valid, 8209 Invalid, 6618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6612 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:35:48,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4034 states. [2024-11-08 17:35:48,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4034 to 2738. [2024-11-08 17:35:48,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2738 states, 2701 states have (on average 1.4013328396890041) internal successors, (3785), 2737 states have internal predecessors, (3785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:48,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2738 states and 3785 transitions. [2024-11-08 17:35:48,745 INFO L78 Accepts]: Start accepts. Automaton has 2738 states and 3785 transitions. Word has length 133 [2024-11-08 17:35:48,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:48,746 INFO L471 AbstractCegarLoop]: Abstraction has 2738 states and 3785 transitions. [2024-11-08 17:35:48,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:48,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3785 transitions. [2024-11-08 17:35:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:48,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:48,749 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:48,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2024-11-08 17:35:48,749 INFO L396 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:48,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:48,749 INFO L85 PathProgramCache]: Analyzing trace with hash 118645679, now seen corresponding path program 1 times [2024-11-08 17:35:48,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:48,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678536712] [2024-11-08 17:35:48,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:48,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:49,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:49,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:49,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678536712] [2024-11-08 17:35:49,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678536712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:49,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:49,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 17:35:49,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985505132] [2024-11-08 17:35:49,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:49,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 17:35:49,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:49,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 17:35:49,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:35:49,515 INFO L87 Difference]: Start difference. First operand 2738 states and 3785 transitions. Second operand has 12 states, 12 states have (on average 11.083333333333334) internal successors, (133), 11 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:56,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:56,141 INFO L93 Difference]: Finished difference Result 4919 states and 6886 transitions. [2024-11-08 17:35:56,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 17:35:56,143 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.083333333333334) internal successors, (133), 11 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:35:56,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:56,148 INFO L225 Difference]: With dead ends: 4919 [2024-11-08 17:35:56,148 INFO L226 Difference]: Without dead ends: 4714 [2024-11-08 17:35:56,150 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-08 17:35:56,150 INFO L432 NwaCegarLoop]: 1957 mSDtfsCounter, 14888 mSDsluCounter, 6950 mSDsCounter, 0 mSdLazyCounter, 7015 mSolverCounterSat, 452 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14888 SdHoareTripleChecker+Valid, 8907 SdHoareTripleChecker+Invalid, 7467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 7015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:56,150 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14888 Valid, 8907 Invalid, 7467 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [452 Valid, 7015 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-08 17:35:56,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2024-11-08 17:35:56,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2742. [2024-11-08 17:35:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.400739371534196) internal successors, (3789), 2741 states have internal predecessors, (3789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3789 transitions. [2024-11-08 17:35:56,190 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3789 transitions. Word has length 133 [2024-11-08 17:35:56,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:56,191 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3789 transitions. [2024-11-08 17:35:56,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.083333333333334) internal successors, (133), 11 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:35:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3789 transitions. [2024-11-08 17:35:56,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:35:56,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:56,193 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:56,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2024-11-08 17:35:56,194 INFO L396 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:35:56,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:56,194 INFO L85 PathProgramCache]: Analyzing trace with hash 196811232, now seen corresponding path program 1 times [2024-11-08 17:35:56,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:56,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135533563] [2024-11-08 17:35:56,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:56,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:35:56,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:56,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135533563] [2024-11-08 17:35:56,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135533563] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:56,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:56,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:35:56,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963220525] [2024-11-08 17:35:56,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:56,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:35:56,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:56,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:35:56,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:35:56,571 INFO L87 Difference]: Start difference. First operand 2742 states and 3789 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:01,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:01,116 INFO L93 Difference]: Finished difference Result 4230 states and 5851 transitions. [2024-11-08 17:36:01,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:36:01,117 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:01,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:01,122 INFO L225 Difference]: With dead ends: 4230 [2024-11-08 17:36:01,122 INFO L226 Difference]: Without dead ends: 4038 [2024-11-08 17:36:01,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:36:01,128 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 5854 mSDsluCounter, 5748 mSDsCounter, 0 mSdLazyCounter, 6094 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5854 SdHoareTripleChecker+Valid, 7527 SdHoareTripleChecker+Invalid, 6100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:01,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5854 Valid, 7527 Invalid, 6100 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6094 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-08 17:36:01,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4038 states. [2024-11-08 17:36:01,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4038 to 2742. [2024-11-08 17:36:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2705 states have (on average 1.400369685767098) internal successors, (3788), 2741 states have internal predecessors, (3788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:01,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3788 transitions. [2024-11-08 17:36:01,163 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3788 transitions. Word has length 133 [2024-11-08 17:36:01,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:01,163 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3788 transitions. [2024-11-08 17:36:01,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:01,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3788 transitions. [2024-11-08 17:36:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:01,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:01,166 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:01,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2024-11-08 17:36:01,166 INFO L396 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:01,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:01,167 INFO L85 PathProgramCache]: Analyzing trace with hash -755805863, now seen corresponding path program 1 times [2024-11-08 17:36:01,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:01,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282499805] [2024-11-08 17:36:01,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:01,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:01,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:01,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282499805] [2024-11-08 17:36:01,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282499805] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:01,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:01,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:01,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107654277] [2024-11-08 17:36:01,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:01,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:01,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:01,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:01,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:01,552 INFO L87 Difference]: Start difference. First operand 2742 states and 3788 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:06,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:06,393 INFO L93 Difference]: Finished difference Result 4338 states and 6020 transitions. [2024-11-08 17:36:06,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:36:06,394 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:06,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:06,398 INFO L225 Difference]: With dead ends: 4338 [2024-11-08 17:36:06,398 INFO L226 Difference]: Without dead ends: 4114 [2024-11-08 17:36:06,400 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:06,400 INFO L432 NwaCegarLoop]: 1957 mSDtfsCounter, 8177 mSDsluCounter, 6414 mSDsCounter, 0 mSdLazyCounter, 6565 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8177 SdHoareTripleChecker+Valid, 8371 SdHoareTripleChecker+Invalid, 6572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:06,400 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8177 Valid, 8371 Invalid, 6572 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6565 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:36:06,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2024-11-08 17:36:06,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 2734. [2024-11-08 17:36:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.4008157211716723) internal successors, (3778), 2733 states have internal predecessors, (3778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:06,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3778 transitions. [2024-11-08 17:36:06,437 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3778 transitions. Word has length 133 [2024-11-08 17:36:06,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:06,437 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3778 transitions. [2024-11-08 17:36:06,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:06,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3778 transitions. [2024-11-08 17:36:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:06,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:06,440 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:06,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2024-11-08 17:36:06,440 INFO L396 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:06,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:06,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1001697728, now seen corresponding path program 1 times [2024-11-08 17:36:06,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:06,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838496936] [2024-11-08 17:36:06,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:06,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:06,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:06,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:06,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838496936] [2024-11-08 17:36:06,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838496936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:06,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:06,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:06,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452375543] [2024-11-08 17:36:06,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:06,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:06,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:06,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:06,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:06,867 INFO L87 Difference]: Start difference. First operand 2734 states and 3778 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:11,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:11,519 INFO L93 Difference]: Finished difference Result 4228 states and 5849 transitions. [2024-11-08 17:36:11,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:36:11,519 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:11,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:11,522 INFO L225 Difference]: With dead ends: 4228 [2024-11-08 17:36:11,522 INFO L226 Difference]: Without dead ends: 4030 [2024-11-08 17:36:11,523 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:11,523 INFO L432 NwaCegarLoop]: 1792 mSDtfsCounter, 11498 mSDsluCounter, 5787 mSDsCounter, 0 mSdLazyCounter, 6142 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11498 SdHoareTripleChecker+Valid, 7579 SdHoareTripleChecker+Invalid, 6149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:11,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11498 Valid, 7579 Invalid, 6149 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6142 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 17:36:11,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2024-11-08 17:36:11,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 2734. [2024-11-08 17:36:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.400074156470152) internal successors, (3776), 2733 states have internal predecessors, (3776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3776 transitions. [2024-11-08 17:36:11,555 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3776 transitions. Word has length 133 [2024-11-08 17:36:11,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:11,555 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3776 transitions. [2024-11-08 17:36:11,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3776 transitions. [2024-11-08 17:36:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:11,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:11,558 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:11,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2024-11-08 17:36:11,558 INFO L396 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:11,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:11,559 INFO L85 PathProgramCache]: Analyzing trace with hash 798544016, now seen corresponding path program 1 times [2024-11-08 17:36:11,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:11,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849676368] [2024-11-08 17:36:11,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:11,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:12,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:12,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:12,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849676368] [2024-11-08 17:36:12,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849676368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:12,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:12,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:12,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941090362] [2024-11-08 17:36:12,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:12,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:12,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:12,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:12,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:12,020 INFO L87 Difference]: Start difference. First operand 2734 states and 3776 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:17,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:17,176 INFO L93 Difference]: Finished difference Result 4334 states and 6012 transitions. [2024-11-08 17:36:17,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:36:17,176 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:17,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:17,180 INFO L225 Difference]: With dead ends: 4334 [2024-11-08 17:36:17,180 INFO L226 Difference]: Without dead ends: 4114 [2024-11-08 17:36:17,181 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-08 17:36:17,182 INFO L432 NwaCegarLoop]: 1960 mSDtfsCounter, 10390 mSDsluCounter, 7877 mSDsCounter, 0 mSdLazyCounter, 7648 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10390 SdHoareTripleChecker+Valid, 9837 SdHoareTripleChecker+Invalid, 7655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:17,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10390 Valid, 9837 Invalid, 7655 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7648 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 17:36:17,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2024-11-08 17:36:17,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 2734. [2024-11-08 17:36:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2697 states have (on average 1.399332591768632) internal successors, (3774), 2733 states have internal predecessors, (3774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 3774 transitions. [2024-11-08 17:36:17,210 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 3774 transitions. Word has length 133 [2024-11-08 17:36:17,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:17,210 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 3774 transitions. [2024-11-08 17:36:17,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:17,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3774 transitions. [2024-11-08 17:36:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:17,213 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:17,213 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:17,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2024-11-08 17:36:17,213 INFO L396 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:17,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:17,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1091569562, now seen corresponding path program 1 times [2024-11-08 17:36:17,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:17,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186975563] [2024-11-08 17:36:17,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:17,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:17,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:17,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:17,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186975563] [2024-11-08 17:36:17,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186975563] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:17,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:17,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:17,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770115856] [2024-11-08 17:36:17,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:17,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:17,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:17,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:17,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:17,570 INFO L87 Difference]: Start difference. First operand 2734 states and 3774 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:21,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:21,789 INFO L93 Difference]: Finished difference Result 4344 states and 6019 transitions. [2024-11-08 17:36:21,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:36:21,790 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:21,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:21,794 INFO L225 Difference]: With dead ends: 4344 [2024-11-08 17:36:21,794 INFO L226 Difference]: Without dead ends: 4114 [2024-11-08 17:36:21,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:21,796 INFO L432 NwaCegarLoop]: 1974 mSDtfsCounter, 10351 mSDsluCounter, 7910 mSDsCounter, 0 mSdLazyCounter, 7722 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10351 SdHoareTripleChecker+Valid, 9884 SdHoareTripleChecker+Invalid, 7729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 7722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:21,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10351 Valid, 9884 Invalid, 7729 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 7722 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-08 17:36:21,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2024-11-08 17:36:21,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 2726. [2024-11-08 17:36:21,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 2689 states have (on average 1.399776868724433) internal successors, (3764), 2725 states have internal predecessors, (3764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3764 transitions. [2024-11-08 17:36:21,854 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3764 transitions. Word has length 133 [2024-11-08 17:36:21,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:21,855 INFO L471 AbstractCegarLoop]: Abstraction has 2726 states and 3764 transitions. [2024-11-08 17:36:21,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3764 transitions. [2024-11-08 17:36:21,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:21,858 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:21,858 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:21,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-11-08 17:36:21,858 INFO L396 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:21,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:21,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1994283520, now seen corresponding path program 1 times [2024-11-08 17:36:21,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:21,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803013084] [2024-11-08 17:36:21,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:21,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:22,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:22,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803013084] [2024-11-08 17:36:22,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803013084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:22,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:22,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:22,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711716202] [2024-11-08 17:36:22,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:22,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:22,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:22,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:22,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:22,263 INFO L87 Difference]: Start difference. First operand 2726 states and 3764 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:27,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:27,068 INFO L93 Difference]: Finished difference Result 4230 states and 5846 transitions. [2024-11-08 17:36:27,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:36:27,069 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:27,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:27,073 INFO L225 Difference]: With dead ends: 4230 [2024-11-08 17:36:27,073 INFO L226 Difference]: Without dead ends: 4022 [2024-11-08 17:36:27,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:27,075 INFO L432 NwaCegarLoop]: 1830 mSDtfsCounter, 8486 mSDsluCounter, 5898 mSDsCounter, 0 mSdLazyCounter, 6266 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8486 SdHoareTripleChecker+Valid, 7728 SdHoareTripleChecker+Invalid, 6273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:27,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8486 Valid, 7728 Invalid, 6273 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6266 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-08 17:36:27,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4022 states. [2024-11-08 17:36:27,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4022 to 2718. [2024-11-08 17:36:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2681 states have (on average 1.4002237970906377) internal successors, (3754), 2717 states have internal predecessors, (3754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:27,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3754 transitions. [2024-11-08 17:36:27,113 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3754 transitions. Word has length 133 [2024-11-08 17:36:27,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:27,113 INFO L471 AbstractCegarLoop]: Abstraction has 2718 states and 3754 transitions. [2024-11-08 17:36:27,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:27,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3754 transitions. [2024-11-08 17:36:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:27,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:27,117 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:27,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2024-11-08 17:36:27,117 INFO L396 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:27,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:27,117 INFO L85 PathProgramCache]: Analyzing trace with hash -931323456, now seen corresponding path program 1 times [2024-11-08 17:36:27,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:27,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900728510] [2024-11-08 17:36:27,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:27,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:27,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:27,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900728510] [2024-11-08 17:36:27,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900728510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:27,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:27,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:27,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601422287] [2024-11-08 17:36:27,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:27,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:27,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:27,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:27,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:27,507 INFO L87 Difference]: Start difference. First operand 2718 states and 3754 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:32,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:32,338 INFO L93 Difference]: Finished difference Result 4348 states and 6023 transitions. [2024-11-08 17:36:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:36:32,338 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:32,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:32,342 INFO L225 Difference]: With dead ends: 4348 [2024-11-08 17:36:32,343 INFO L226 Difference]: Without dead ends: 4106 [2024-11-08 17:36:32,344 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:32,344 INFO L432 NwaCegarLoop]: 2000 mSDtfsCounter, 5378 mSDsluCounter, 6543 mSDsCounter, 0 mSdLazyCounter, 6669 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5378 SdHoareTripleChecker+Valid, 8543 SdHoareTripleChecker+Invalid, 6675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:32,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5378 Valid, 8543 Invalid, 6675 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6669 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 17:36:32,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2024-11-08 17:36:32,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 2710. [2024-11-08 17:36:32,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.4006734006734007) internal successors, (3744), 2709 states have internal predecessors, (3744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3744 transitions. [2024-11-08 17:36:32,379 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3744 transitions. Word has length 133 [2024-11-08 17:36:32,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:32,379 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3744 transitions. [2024-11-08 17:36:32,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3744 transitions. [2024-11-08 17:36:32,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 17:36:32,382 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:32,382 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:32,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2024-11-08 17:36:32,382 INFO L396 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:32,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:32,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1698434459, now seen corresponding path program 1 times [2024-11-08 17:36:32,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:32,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024132607] [2024-11-08 17:36:32,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:32,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:32,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:32,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024132607] [2024-11-08 17:36:32,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024132607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:32,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:32,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:32,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3112589] [2024-11-08 17:36:32,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:32,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:32,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:32,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:32,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:32,981 INFO L87 Difference]: Start difference. First operand 2710 states and 3744 transitions. Second operand has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:37,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:37,631 INFO L93 Difference]: Finished difference Result 4212 states and 5823 transitions. [2024-11-08 17:36:37,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:36:37,631 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 17:36:37,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:37,636 INFO L225 Difference]: With dead ends: 4212 [2024-11-08 17:36:37,636 INFO L226 Difference]: Without dead ends: 4014 [2024-11-08 17:36:37,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:37,638 INFO L432 NwaCegarLoop]: 1930 mSDtfsCounter, 10756 mSDsluCounter, 6199 mSDsCounter, 0 mSdLazyCounter, 6527 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10756 SdHoareTripleChecker+Valid, 8129 SdHoareTripleChecker+Invalid, 6533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:37,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10756 Valid, 8129 Invalid, 6533 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6527 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 17:36:37,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4014 states. [2024-11-08 17:36:37,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4014 to 2710. [2024-11-08 17:36:37,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.3999251777029555) internal successors, (3742), 2709 states have internal predecessors, (3742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3742 transitions. [2024-11-08 17:36:37,677 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3742 transitions. Word has length 133 [2024-11-08 17:36:37,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:37,677 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3742 transitions. [2024-11-08 17:36:37,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.777777777777779) internal successors, (133), 8 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3742 transitions. [2024-11-08 17:36:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:36:37,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:37,680 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:37,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2024-11-08 17:36:37,680 INFO L396 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:37,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:37,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1795416814, now seen corresponding path program 1 times [2024-11-08 17:36:37,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:37,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547027281] [2024-11-08 17:36:37,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:37,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:38,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:38,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547027281] [2024-11-08 17:36:38,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547027281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:38,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:38,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:38,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722677842] [2024-11-08 17:36:38,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:38,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:38,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:38,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:38,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:38,034 INFO L87 Difference]: Start difference. First operand 2710 states and 3742 transitions. Second operand has 9 states, 9 states have (on average 14.88888888888889) internal successors, (134), 8 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:42,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:36:42,353 INFO L93 Difference]: Finished difference Result 4028 states and 5511 transitions. [2024-11-08 17:36:42,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 17:36:42,354 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.88888888888889) internal successors, (134), 8 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2024-11-08 17:36:42,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:36:42,357 INFO L225 Difference]: With dead ends: 4028 [2024-11-08 17:36:42,358 INFO L226 Difference]: Without dead ends: 3842 [2024-11-08 17:36:42,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-08 17:36:42,359 INFO L432 NwaCegarLoop]: 1621 mSDtfsCounter, 6235 mSDsluCounter, 4988 mSDsCounter, 0 mSdLazyCounter, 5876 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6235 SdHoareTripleChecker+Valid, 6609 SdHoareTripleChecker+Invalid, 5881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 5876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:36:42,360 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6235 Valid, 6609 Invalid, 5881 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 5876 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 17:36:42,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3842 states. [2024-11-08 17:36:42,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3842 to 2710. [2024-11-08 17:36:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2673 states have (on average 1.3995510662177328) internal successors, (3741), 2709 states have internal predecessors, (3741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3741 transitions. [2024-11-08 17:36:42,395 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3741 transitions. Word has length 134 [2024-11-08 17:36:42,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:36:42,395 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 3741 transitions. [2024-11-08 17:36:42,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.88888888888889) internal successors, (134), 8 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:36:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3741 transitions. [2024-11-08 17:36:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 17:36:42,398 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:36:42,398 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:36:42,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2024-11-08 17:36:42,398 INFO L396 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2024-11-08 17:36:42,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:36:42,399 INFO L85 PathProgramCache]: Analyzing trace with hash -2101607926, now seen corresponding path program 1 times [2024-11-08 17:36:42,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:36:42,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074413285] [2024-11-08 17:36:42,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:36:42,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:36:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:36:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:36:42,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:36:42,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074413285] [2024-11-08 17:36:42,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074413285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:36:42,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:36:42,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 17:36:42,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239823795] [2024-11-08 17:36:42,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:36:42,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:36:42,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:36:42,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:36:42,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:36:42,864 INFO L87 Difference]: Start difference. First operand 2710 states and 3741 transitions. Second operand has 9 states, 9 states have (on average 14.88888888888889) internal successors, (134), 8 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)