./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 bf3e653d470f38ca10e6f2ef710928478301c2e1b39e054d852fd4b90e26a334 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:43:12,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:43:12,888 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:43:12,894 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:43:12,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:43:12,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:43:12,926 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:43:12,927 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:43:12,927 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:43:12,928 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:43:12,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:43:12,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:43:12,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:43:12,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:43:12,931 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:43:12,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:43:12,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:43:12,934 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:43:12,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:43:12,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:43:12,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:43:12,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:43:12,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:43:12,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:43:12,937 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:43:12,937 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:43:12,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:43:12,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:43:12,938 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:43:12,939 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:43:12,939 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:43:12,939 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:43:12,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:43:12,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:43:12,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:43:12,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:43:12,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:43:12,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:43:12,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:43:12,942 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:43:12,942 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:43:12,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:43:12,943 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf3e653d470f38ca10e6f2ef710928478301c2e1b39e054d852fd4b90e26a334 [2024-11-16 08:43:13,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:43:13,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:43:13,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:43:13,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:43:13,234 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:43:13,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-16 08:43:14,744 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:43:15,226 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:43:15,228 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-16 08:43:15,274 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a5af3131/c846219b1a444f81a767a10ae17b4a65/FLAGf527095d1 [2024-11-16 08:43:15,321 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a5af3131/c846219b1a444f81a767a10ae17b4a65 [2024-11-16 08:43:15,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:43:15,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:43:15,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:43:15,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:43:15,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:43:15,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:43:15" (1/1) ... [2024-11-16 08:43:15,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f440ab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:15, skipping insertion in model container [2024-11-16 08:43:15,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:43:15" (1/1) ... [2024-11-16 08:43:15,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:43:16,258 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[69564,69577] [2024-11-16 08:43:16,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[101232,101245] [2024-11-16 08:43:16,441 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[117050,117063] [2024-11-16 08:43:16,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[124955,124968] [2024-11-16 08:43:16,481 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[128881,128894] [2024-11-16 08:43:16,493 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[132623,132636] [2024-11-16 08:43:16,576 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[163781,163794] [2024-11-16 08:43:16,622 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[179384,179397] [2024-11-16 08:43:16,647 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[187284,187297] [2024-11-16 08:43:16,659 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[191205,191218] [2024-11-16 08:43:16,669 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[194942,194955] [2024-11-16 08:43:16,711 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[211727,211740] [2024-11-16 08:43:16,729 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[219627,219640] [2024-11-16 08:43:16,740 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[223548,223561] [2024-11-16 08:43:16,750 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[227285,227298] [2024-11-16 08:43:16,761 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[231785,231798] [2024-11-16 08:43:16,770 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[235573,235586] [2024-11-16 08:43:16,779 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[239494,239507] [2024-11-16 08:43:16,788 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[243231,243244] [2024-11-16 08:43:16,798 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[247352,247365] [2024-11-16 08:43:16,808 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[251105,251118] [2024-11-16 08:43:16,817 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[255022,255035] [2024-11-16 08:43:16,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:43:16,884 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:43:17,039 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[69564,69577] [2024-11-16 08:43:17,097 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[101232,101245] [2024-11-16 08:43:17,129 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[117050,117063] [2024-11-16 08:43:17,145 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[124955,124968] [2024-11-16 08:43:17,153 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[128881,128894] [2024-11-16 08:43:17,205 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[132623,132636] [2024-11-16 08:43:17,261 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[163781,163794] [2024-11-16 08:43:17,290 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[179384,179397] [2024-11-16 08:43:17,306 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[187284,187297] [2024-11-16 08:43:17,315 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[191205,191218] [2024-11-16 08:43:17,323 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[194942,194955] [2024-11-16 08:43:17,356 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[211727,211740] [2024-11-16 08:43:17,371 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[219627,219640] [2024-11-16 08:43:17,380 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[223548,223561] [2024-11-16 08:43:17,389 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[227285,227298] [2024-11-16 08:43:17,398 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[231785,231798] [2024-11-16 08:43:17,407 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[235573,235586] [2024-11-16 08:43:17,415 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[239494,239507] [2024-11-16 08:43:17,422 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[243231,243244] [2024-11-16 08:43:17,431 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[247352,247365] [2024-11-16 08:43:17,440 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[251105,251118] [2024-11-16 08:43:17,448 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[255022,255035] [2024-11-16 08:43:17,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:43:17,514 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:43:17,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17 WrapperNode [2024-11-16 08:43:17,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:43:17,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:43:17,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:43:17,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:43:17,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:17,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:17,746 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12235 [2024-11-16 08:43:17,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:43:17,748 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:43:17,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:43:17,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:43:17,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:17,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:17,796 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:17,949 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]. [2024-11-16 08:43:17,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:17,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:18,023 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:18,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:18,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:18,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:18,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:43:18,129 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:43:18,129 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:43:18,129 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:43:18,130 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (1/1) ... [2024-11-16 08:43:18,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:43:18,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:43:18,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 08:43:18,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 08:43:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:43:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:43:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:43:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:43:18,503 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:43:18,505 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:43:23,902 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14240: havoc main_~node6____CPAchecker_TMP_0~22#1;havoc main_~node6__m6~66#1; [2024-11-16 08:43:23,903 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10541: havoc main_~node6____CPAchecker_TMP_0~16#1;havoc main_~node6__m6~48#1; [2024-11-16 08:43:23,903 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16631: havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~82#1;havoc main_~node6__m6~77#1;havoc main_~node5__m5~64#1;havoc main_~node4__m4~58#1;havoc main_~node3__m3~55#1;havoc main_~node2__m2~53#1;havoc main_~node1__m1~52#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~81#1; [2024-11-16 08:43:23,903 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20597: havoc main_~node3____CPAchecker_TMP_0~4#1; [2024-11-16 08:43:23,903 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8178: havoc main_~node6__m6~37#1;havoc main_~node5__m5~31#1;havoc main_~node4__m4~28#1;havoc main_~node3__m3~26#1;havoc main_~node2__m2~25#1;havoc main_~node1__m1~25#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~33#1; [2024-11-16 08:43:23,903 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15313: havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~74#1;havoc main_~node6__m6~71#1;havoc main_~node5__m5~59#1;havoc main_~node4__m4~53#1;havoc main_~node3__m3~50#1;havoc main_~node2__m2~49#1;havoc main_~node1__m1~48#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~73#1; [2024-11-16 08:43:23,904 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11614: havoc main_~check__tmp~52#1;havoc main_~node6__m6~53#1;havoc main_~node5__m5~44#1;havoc main_~node4__m4~40#1;havoc main_~node3__m3~38#1;havoc main_~node2__m2~37#1;havoc main_~node1__m1~36#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~51#1; [2024-11-16 08:43:23,904 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7390: havoc main_~node6____CPAchecker_TMP_0~11#1;havoc main_~node6__m6~33#1; [2024-11-16 08:43:23,904 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4226: havoc main_~node5____CPAchecker_TMP_0~3#1;havoc main_~node5__m5~15#1; [2024-11-16 08:43:23,904 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9250: havoc main_~node5____CPAchecker_TMP_0~7#1;havoc main_~node5__m5~35#1; [2024-11-16 08:43:23,904 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13478: havoc main_~check__tmp~62#1;havoc main_~node6__m6~62#1;havoc main_~node5__m5~52#1;havoc main_~node4__m4~47#1;havoc main_~node3__m3~44#1;havoc main_~node2__m2~43#1;havoc main_~node1__m1~42#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~61#1; [2024-11-16 08:43:23,904 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20349: havoc main_~node2__m2~66#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3437: havoc main_~node6__m6~14#1;havoc main_~node5__m5~12#1;havoc main_~node4__m4~11#1;havoc main_~node3__m3~10#1;havoc main_~node2__m2~10#1;havoc main_~node1__m1~10#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~10#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1060: havoc main_~node6____CPAchecker_TMP_0~1#1;havoc main_~node6__m6~3#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L18502: havoc main_~__tmp_75~0#1, main_~assert__arg~74#1;havoc main_~check__tmp~94#1;havoc main_~node6__m6~86#1;havoc main_~node5__m5~72#1;havoc main_~node4__m4~65#1;havoc main_~node3__m3~61#1;havoc main_~node2__m2~59#1;havoc main_~node1__m1~58#1;havoc main_~__tmp_74~0#1, main_~assert__arg~73#1;havoc main_~check__tmp~93#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1856: havoc main_~node6__m6~7#1;havoc main_~node5__m5~6#1;havoc main_~node4__m4~5#1;havoc main_~node3__m3~5#1;havoc main_~node2__m2~5#1;havoc main_~node1__m1~5#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10048: havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~45#1;havoc main_~node6__m6~46#1;havoc main_~node5__m5~38#1;havoc main_~node4__m4~34#1;havoc main_~node3__m3~32#1;havoc main_~node2__m2~31#1;havoc main_~node1__m1~31#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~44#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5029: havoc main_~check__tmp~18#1;havoc main_~node6__m6~22#1;havoc main_~node5__m5~18#1;havoc main_~node4__m4~16#1;havoc main_~node3__m3~15#1;havoc main_~node2__m2~15#1;havoc main_~node1__m1~15#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~17#1; [2024-11-16 08:43:23,905 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6617: havoc main_~check__tmp~25#1;havoc main_~node6__m6~29#1;havoc main_~node5__m5~24#1;havoc main_~node4__m4~22#1;havoc main_~node3__m3~21#1;havoc main_~node2__m2~20#1;havoc main_~node1__m1~20#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~24#1; [2024-11-16 08:43:23,906 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17980: havoc main_~node4____CPAchecker_TMP_0~7#1;havoc main_~node4__m4~63#1; [2024-11-16 08:43:23,906 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20625: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-16 08:43:23,906 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4243: havoc main_~node6____CPAchecker_TMP_0~6#1;havoc main_~node6__m6~18#1; [2024-11-16 08:43:23,906 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L19836: havoc main_~node6____CPAchecker_TMP_0~31#1;havoc main_~node6__m6~93#1; [2024-11-16 08:43:23,906 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9267: havoc main_~node6____CPAchecker_TMP_0~14#1;havoc main_~node6__m6~42#1; [2024-11-16 08:43:23,906 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17997: havoc main_~node5____CPAchecker_TMP_0~14#1;havoc main_~node5__m5~70#1; [2024-11-16 08:43:23,907 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11920: havoc main_~node6__m6~55#1;havoc main_~node5__m5~46#1;havoc main_~node4__m4~41#1;havoc main_~node3__m3~39#1;havoc main_~node2__m2~38#1;havoc main_~node1__m1~37#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~53#1; [2024-11-16 08:43:23,907 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20381: havoc main_~node3__m3~68#1; [2024-11-16 08:43:23,907 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10340: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~47#1;havoc main_~node6__m6~47#1;havoc main_~node5__m5~39#1;havoc main_~node4__m4~35#1;havoc main_~node3__m3~33#1;havoc main_~node2__m2~32#1;havoc main_~node1__m1~32#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~46#1; [2024-11-16 08:43:23,907 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12983: havoc main_~node4____CPAchecker_TMP_0~5#1;havoc main_~node4__m4~45#1; [2024-11-16 08:43:23,907 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16158: havoc main_~node6____CPAchecker_TMP_0~25#1;havoc main_~node6__m6~75#1; [2024-11-16 08:43:23,907 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L567: havoc main_~node6__m6~1#1;havoc main_~node5__m5~1#1;havoc main_~node4__m4~1#1;havoc main_~node3__m3~1#1;havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-16 08:43:23,908 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16953: havoc main_~check__tmp~84#1;havoc main_~node6__m6~79#1;havoc main_~node5__m5~66#1;havoc main_~node4__m4~59#1;havoc main_~node3__m3~56#1;havoc main_~node2__m2~54#1;havoc main_~node1__m1~53#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~83#1; [2024-11-16 08:43:23,908 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20654: havoc main_~node1____CPAchecker_TMP_0~1#1; [2024-11-16 08:43:23,908 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2950: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__m4~9#1; [2024-11-16 08:43:23,909 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14842: havoc main_~node6____CPAchecker_TMP_0~23#1;havoc main_~node6__m6~69#1; [2024-11-16 08:43:23,909 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2158: havoc main_~node6__m6~8#1;havoc main_~node5__m5~7#1;havoc main_~node4__m4~6#1;havoc main_~node3__m3~6#1;havoc main_~node2__m2~6#1;havoc main_~node1__m1~6#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-16 08:43:23,909 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5329: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~20#1;havoc main_~node6__m6~23#1;havoc main_~node5__m5~19#1;havoc main_~node4__m4~17#1;havoc main_~node3__m3~16#1;havoc main_~node2__m2~16#1;havoc main_~node1__m1~16#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~19#1; [2024-11-16 08:43:23,909 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L18014: havoc main_~node6____CPAchecker_TMP_0~28#1;havoc main_~node6__m6~84#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L18810: havoc main_~__tmp_77~0#1, main_~assert__arg~76#1;havoc main_~check__tmp~96#1;havoc main_~node6__m6~88#1;havoc main_~node5__m5~73#1;havoc main_~node4__m4~66#1;havoc main_~node3__m3~62#1;havoc main_~node2__m2~60#1;havoc main_~node1__m1~59#1;havoc main_~__tmp_76~0#1, main_~assert__arg~75#1;havoc main_~check__tmp~95#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8505: havoc main_~check__tmp~35#1;havoc main_~node6__m6~38#1;havoc main_~node5__m5~32#1;havoc main_~node4__m4~29#1;havoc main_~node3__m3~27#1;havoc main_~node2__m2~26#1;havoc main_~node1__m1~26#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~34#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13791: havoc main_~check__tmp~64#1;havoc main_~node6__m6~64#1;havoc main_~node5__m5~53#1;havoc main_~node4__m4~48#1;havoc main_~node3__m3~45#1;havoc main_~node2__m2~44#1;havoc main_~node1__m1~43#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~63#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13000: havoc main_~node5____CPAchecker_TMP_0~10#1;havoc main_~node5__m5~50#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: havoc main_~node6__m6~31#1;havoc main_~node5__m5~26#1;havoc main_~node4__m4~23#1;havoc main_~node3__m3~22#1;havoc main_~node2__m2~21#1;havoc main_~node1__m1~21#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~26#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11154: havoc main_~node6____CPAchecker_TMP_0~17#1;havoc main_~node6__m6~51#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2967: havoc main_~node5____CPAchecker_TMP_0~2#1;havoc main_~node5__m5~10#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3761: havoc main_~node6__m6~16#1;havoc main_~node5__m5~13#1;havoc main_~node4__m4~12#1;havoc main_~node3__m3~11#1;havoc main_~node2__m2~11#1;havoc main_~node1__m1~11#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~11#1; [2024-11-16 08:43:23,910 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L326: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20413: havoc main_~node4__m4~72#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6144: havoc main_~node6____CPAchecker_TMP_0~9#1;havoc main_~node6__m6~27#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13017: havoc main_~node6____CPAchecker_TMP_0~20#1;havoc main_~node6__m6~60#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7998: havoc main_~node4____CPAchecker_TMP_0~3#1;havoc main_~node4__m4~27#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L19102: havoc main_~__tmp_79~0#1, main_~assert__arg~78#1;havoc main_~check__tmp~98#1;havoc main_~node6__m6~89#1;havoc main_~node5__m5~74#1;havoc main_~node4__m4~67#1;havoc main_~node3__m3~63#1;havoc main_~node2__m2~61#1;havoc main_~node1__m1~60#1;havoc main_~__tmp_78~0#1, main_~assert__arg~77#1;havoc main_~check__tmp~97#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17253: havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~86#1;havoc main_~node6__m6~80#1;havoc main_~node5__m5~67#1;havoc main_~node4__m4~60#1;havoc main_~node3__m3~57#1;havoc main_~node2__m2~55#1;havoc main_~node1__m1~54#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~85#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2984: havoc main_~node6____CPAchecker_TMP_0~4#1;havoc main_~node6__m6~12#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__m2~0#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12235: havoc main_~check__tmp~55#1;havoc main_~node6__m6~56#1;havoc main_~node5__m5~47#1;havoc main_~node4__m4~42#1;havoc main_~node3__m3~40#1;havoc main_~node2__m2~39#1;havoc main_~node1__m1~38#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~54#1; [2024-11-16 08:43:23,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15674: havoc main_~check__tmp~76#1;havoc main_~node6__m6~73#1;havoc main_~node5__m5~61#1;havoc main_~node4__m4~55#1;havoc main_~node3__m3~52#1;havoc main_~node2__m2~50#1;havoc main_~node1__m1~49#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~75#1; [2024-11-16 08:43:23,912 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14091: havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~66#1;havoc main_~node6__m6~65#1;havoc main_~node5__m5~54#1;havoc main_~node4__m4~49#1;havoc main_~node3__m3~46#1;havoc main_~node2__m2~45#1;havoc main_~node1__m1~44#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~65#1; [2024-11-16 08:43:23,912 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8015: havoc main_~node5____CPAchecker_TMP_0~6#1;havoc main_~node5__m5~30#1; [2024-11-16 08:43:23,912 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9869: havoc main_~node6____CPAchecker_TMP_0~15#1;havoc main_~node6__m6~45#1; [2024-11-16 08:43:23,912 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L885: havoc main_~node6__m6~2#1;havoc main_~node5__m5~2#1;havoc main_~node4__m4~2#1;havoc main_~node3__m3~2#1;havoc main_~node2__m2~2#1;havoc main_~node1__m1~2#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-16 08:43:23,912 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L360: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__m3~0#1; [2024-11-16 08:43:23,913 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8818: havoc main_~check__tmp~37#1;havoc main_~node6__m6~40#1;havoc main_~node5__m5~33#1;havoc main_~node4__m4~30#1;havoc main_~node3__m3~28#1;havoc main_~node2__m2~27#1;havoc main_~node1__m1~27#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~36#1; [2024-11-16 08:43:23,913 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20445: havoc main_~node5__m5~80#1; [2024-11-16 08:43:23,913 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4856: havoc main_~node6____CPAchecker_TMP_0~7#1;havoc main_~node6__m6~21#1; [2024-11-16 08:43:23,913 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1688: havoc main_~node5____CPAchecker_TMP_0~1#1;havoc main_~node5__m5~5#1; [2024-11-16 08:43:23,914 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2482: havoc main_~node6__m6~10#1;havoc main_~node5__m5~8#1;havoc main_~node4__m4~7#1;havoc main_~node3__m3~7#1;havoc main_~node2__m2~7#1;havoc main_~node1__m1~7#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2024-11-16 08:43:23,914 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8032: havoc main_~node6____CPAchecker_TMP_0~12#1;havoc main_~node6__m6~36#1; [2024-11-16 08:43:23,914 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__m4~0#1; [2024-11-16 08:43:23,914 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16763: havoc main_~node5____CPAchecker_TMP_0~13#1;havoc main_~node5__m5~65#1; [2024-11-16 08:43:23,915 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7250: havoc main_~check__tmp~28#1;havoc main_~node6__m6~32#1;havoc main_~node5__m5~27#1;havoc main_~node4__m4~24#1;havoc main_~node3__m3~23#1;havoc main_~node2__m2~22#1;havoc main_~node1__m1~22#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~27#1; [2024-11-16 08:43:23,915 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15443: havoc main_~node3____CPAchecker_TMP_0~3#1;havoc main_~node3__m3~51#1; [2024-11-16 08:43:23,916 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4083: havoc main_~check__tmp~13#1;havoc main_~node6__m6~17#1;havoc main_~node5__m5~14#1;havoc main_~node4__m4~13#1;havoc main_~node3__m3~12#1;havoc main_~node2__m2~12#1;havoc main_~node1__m1~12#1;havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~12#1; [2024-11-16 08:43:23,916 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1705: havoc main_~node6____CPAchecker_TMP_0~2#1;havoc main_~node6__m6~6#1; [2024-11-16 08:43:23,916 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5669: havoc main_~node6__m6~25#1;havoc main_~node5__m5~21#1;havoc main_~node4__m4~19#1;havoc main_~node3__m3~18#1;havoc main_~node2__m2~17#1;havoc main_~node1__m1~17#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~21#1; [2024-11-16 08:43:23,917 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17561: havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~88#1;havoc main_~node6__m6~82#1;havoc main_~node5__m5~68#1;havoc main_~node4__m4~61#1;havoc main_~node3__m3~58#1;havoc main_~node2__m2~56#1;havoc main_~node1__m1~55#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~87#1; [2024-11-16 08:43:23,917 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10692: havoc main_~node6__m6~49#1;havoc main_~node5__m5~41#1;havoc main_~node4__m4~37#1;havoc main_~node3__m3~35#1;havoc main_~node2__m2~34#1;havoc main_~node1__m1~33#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~48#1; [2024-11-16 08:43:23,918 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12548: havoc main_~check__tmp~57#1;havoc main_~node6__m6~58#1;havoc main_~node5__m5~48#1;havoc main_~node4__m4~43#1;havoc main_~node3__m3~41#1;havoc main_~node2__m2~40#1;havoc main_~node1__m1~39#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~56#1; [2024-11-16 08:43:23,918 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11757: havoc main_~node5____CPAchecker_TMP_0~9#1;havoc main_~node5__m5~45#1; [2024-11-16 08:43:23,918 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L394: havoc main_~node5____CPAchecker_TMP_0~0#1;havoc main_~node5__m5~0#1; [2024-11-16 08:43:23,918 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L19422: havoc main_~__tmp_81~0#1, main_~assert__arg~80#1;havoc main_~check__tmp~100#1;havoc main_~node6__m6~91#1;havoc main_~node5__m5~76#1;havoc main_~node4__m4~68#1;havoc main_~node3__m3~64#1;havoc main_~node2__m2~62#1;havoc main_~node1__m1~61#1;havoc main_~__tmp_80~0#1, main_~assert__arg~79#1;havoc main_~check__tmp~99#1; [2024-11-16 08:43:23,919 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16780: havoc main_~node6____CPAchecker_TMP_0~26#1;havoc main_~node6__m6~78#1; [2024-11-16 08:43:23,919 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L18631: havoc main_~node6____CPAchecker_TMP_0~29#1;havoc main_~node6__m6~87#1; [2024-11-16 08:43:23,919 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15460: havoc main_~node4____CPAchecker_TMP_0~6#1;havoc main_~node4__m4~54#1; [2024-11-16 08:43:23,919 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9118: havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~39#1;havoc main_~node6__m6~41#1;havoc main_~node5__m5~34#1;havoc main_~node4__m4~31#1;havoc main_~node3__m3~29#1;havoc main_~node2__m2~28#1;havoc main_~node1__m1~28#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~38#1; [2024-11-16 08:43:23,919 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13618: havoc main_~node6____CPAchecker_TMP_0~21#1;havoc main_~node6__m6~63#1; [2024-11-16 08:43:23,919 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14413: havoc main_~check__tmp~68#1;havoc main_~node6__m6~67#1;havoc main_~node5__m5~56#1;havoc main_~node4__m4~50#1;havoc main_~node3__m3~47#1;havoc main_~node2__m2~46#1;havoc main_~node1__m1~45#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~67#1; [2024-11-16 08:43:23,920 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L411: havoc main_~node6____CPAchecker_TMP_0~0#1;havoc main_~node6__m6~0#1; [2024-11-16 08:43:23,920 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774: havoc main_~node6____CPAchecker_TMP_0~18#1;havoc main_~node6__m6~54#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17853: havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~90#1;havoc main_~node6__m6~83#1;havoc main_~node5__m5~69#1;havoc main_~node4__m4~62#1;havoc main_~node3__m3~59#1;havoc main_~node2__m2~57#1;havoc main_~node1__m1~56#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~89#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15477: havoc main_~node5____CPAchecker_TMP_0~12#1;havoc main_~node5__m5~60#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6760: havoc main_~node5____CPAchecker_TMP_0~5#1;havoc main_~node5__m5~25#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5971: havoc main_~node6__m6~26#1;havoc main_~node5__m5~22#1;havoc main_~node4__m4~20#1;havoc main_~node3__m3~19#1;havoc main_~node2__m2~18#1;havoc main_~node1__m1~18#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~22#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10993: havoc main_~node6__m6~50#1;havoc main_~node5__m5~42#1;havoc main_~node4__m4~38#1;havoc main_~node3__m3~36#1;havoc main_~node2__m2~35#1;havoc main_~node1__m1~34#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~49#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1216: havoc main_~node6__m6~4#1;havoc main_~node5__m5~3#1;havoc main_~node4__m4~3#1;havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1;havoc main_~node1__m1~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L19715: havoc main_~__tmp_83~0#1, main_~assert__arg~82#1;havoc main_~check__tmp~102#1;havoc main_~node6__m6~92#1;havoc main_~node5__m5~77#1;havoc main_~node4__m4~69#1;havoc main_~node3__m3~65#1;havoc main_~node2__m2~63#1;havoc main_~node1__m1~62#1;havoc main_~__tmp_82~0#1, main_~assert__arg~81#1;havoc main_~check__tmp~101#1; [2024-11-16 08:43:23,921 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4389: havoc main_~node6__m6~19#1;havoc main_~node5__m5~16#1;havoc main_~node4__m4~14#1;havoc main_~node3__m3~13#1;havoc main_~node2__m2~13#1;havoc main_~node1__m1~13#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~14#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2804: havoc main_~check__tmp~8#1;havoc main_~node6__m6~11#1;havoc main_~node5__m5~9#1;havoc main_~node4__m4~8#1;havoc main_~node3__m3~8#1;havoc main_~node2__m2~8#1;havoc main_~node1__m1~8#1;havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16018: havoc main_~check__tmp~78#1;havoc main_~node6__m6~74#1;havoc main_~node5__m5~62#1;havoc main_~node4__m4~56#1;havoc main_~node3__m3~53#1;havoc main_~node2__m2~51#1;havoc main_~node1__m1~50#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~77#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7563: havoc main_~check__tmp~30#1;havoc main_~node6__m6~34#1;havoc main_~node5__m5~28#1;havoc main_~node4__m4~25#1;havoc main_~node3__m3~24#1;havoc main_~node2__m2~23#1;havoc main_~node1__m1~23#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~29#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12848: havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~59#1;havoc main_~node6__m6~59#1;havoc main_~node5__m5~49#1;havoc main_~node4__m4~44#1;havoc main_~node3__m3~42#1;havoc main_~node2__m2~41#1;havoc main_~node1__m1~40#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~58#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20513: havoc main_~node6____CPAchecker_TMP_0~32#1;havoc main_~node6__m6~96#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10473: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__m2~33#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15494: havoc main_~node6____CPAchecker_TMP_0~24#1;havoc main_~node6__m6~72#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6777: havoc main_~node6____CPAchecker_TMP_0~10#1;havoc main_~node6__m6~30#1; [2024-11-16 08:43:23,922 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3610: havoc main_~node6____CPAchecker_TMP_0~5#1;havoc main_~node6__m6~15#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14713: havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~70#1;havoc main_~node6__m6~68#1;havoc main_~node5__m5~57#1;havoc main_~node4__m4~51#1;havoc main_~node3__m3~48#1;havoc main_~node2__m2~47#1;havoc main_~node1__m1~46#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~69#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5467: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__m3~17#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10490: havoc main_~node3____CPAchecker_TMP_0~2#1;havoc main_~node3__m3~34#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8645: havoc main_~node6____CPAchecker_TMP_0~13#1;havoc main_~node6__m6~39#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9440: havoc main_~check__tmp~41#1;havoc main_~node6__m6~43#1;havoc main_~node5__m5~36#1;havoc main_~node4__m4~32#1;havoc main_~node3__m3~30#1;havoc main_~node2__m2~29#1;havoc main_~node1__m1~29#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~40#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20541: havoc main_~node5____CPAchecker_TMP_0~16#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1517: havoc main_~node6__m6~5#1;havoc main_~node5__m5~4#1;havoc main_~node4__m4~4#1;havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1;havoc main_~node1__m1~4#1;havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20018: havoc main_~__tmp_85~0#1, main_~assert__arg~84#1;havoc main_~check__tmp~104#1;havoc main_~node6__m6~94#1;havoc main_~node5__m5~78#1;havoc main_~node4__m4~70#1;havoc main_~node3__m3~66#1;havoc main_~node2__m2~64#1;havoc main_~node1__m1~63#1;havoc main_~__tmp_84~0#1, main_~assert__arg~83#1;havoc main_~check__tmp~103#1; [2024-11-16 08:43:23,923 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5484: havoc main_~node4____CPAchecker_TMP_0~2#1;havoc main_~node4__m4~18#1; [2024-11-16 08:43:23,924 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7863: havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~32#1;havoc main_~node6__m6~35#1;havoc main_~node5__m5~29#1;havoc main_~node4__m4~26#1;havoc main_~node3__m3~25#1;havoc main_~node2__m2~24#1;havoc main_~node1__m1~24#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~31#1; [2024-11-16 08:43:23,924 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L19226: havoc main_~node5____CPAchecker_TMP_0~15#1;havoc main_~node5__m5~75#1; [2024-11-16 08:43:23,924 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10507: havoc main_~node4____CPAchecker_TMP_0~4#1;havoc main_~node4__m4~36#1; [2024-11-16 08:43:23,924 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17382: havoc main_~node6____CPAchecker_TMP_0~27#1;havoc main_~node6__m6~81#1; [2024-11-16 08:43:23,924 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11305: havoc main_~node6__m6~52#1;havoc main_~node5__m5~43#1;havoc main_~node4__m4~39#1;havoc main_~node3__m3~37#1;havoc main_~node2__m2~36#1;havoc main_~node1__m1~35#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~50#1; [2024-11-16 08:43:23,928 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16331: havoc main_~check__tmp~80#1;havoc main_~node6__m6~76#1;havoc main_~node5__m5~63#1;havoc main_~node4__m4~57#1;havoc main_~node3__m3~54#1;havoc main_~node2__m2~52#1;havoc main_~node1__m1~51#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~79#1; [2024-11-16 08:43:23,928 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13163: havoc main_~node6__m6~61#1;havoc main_~node5__m5~51#1;havoc main_~node4__m4~46#1;havoc main_~node3__m3~43#1;havoc main_~node2__m2~42#1;havoc main_~node1__m1~41#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~60#1; [2024-11-16 08:43:23,928 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5501: havoc main_~node5____CPAchecker_TMP_0~4#1;havoc main_~node5__m5~20#1; [2024-11-16 08:43:23,929 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L19243: havoc main_~node6____CPAchecker_TMP_0~30#1;havoc main_~node6__m6~90#1; [2024-11-16 08:43:23,929 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2331: havoc main_~node6____CPAchecker_TMP_0~3#1;havoc main_~node6__m6~9#1; [2024-11-16 08:43:23,929 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6295: havoc main_~node6__m6~28#1;havoc main_~node5__m5~23#1;havoc main_~node4__m4~21#1;havoc main_~node3__m3~20#1;havoc main_~node2__m2~19#1;havoc main_~node1__m1~19#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~23#1; [2024-11-16 08:43:23,929 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14223: havoc main_~node5____CPAchecker_TMP_0~11#1;havoc main_~node5__m5~55#1; [2024-11-16 08:43:23,931 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10524: havoc main_~node5____CPAchecker_TMP_0~8#1;havoc main_~node5__m5~40#1; [2024-11-16 08:43:23,931 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12375: havoc main_~node6____CPAchecker_TMP_0~19#1;havoc main_~node6__m6~57#1; [2024-11-16 08:43:23,931 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20569: havoc main_~node4____CPAchecker_TMP_0~8#1; [2024-11-16 08:43:23,932 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15021: havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~72#1;havoc main_~node6__m6~70#1;havoc main_~node5__m5~58#1;havoc main_~node4__m4~52#1;havoc main_~node3__m3~49#1;havoc main_~node2__m2~48#1;havoc main_~node1__m1~47#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~71#1; [2024-11-16 08:43:23,932 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L20307: havoc main_~node1__m1~65#1;havoc main_~__tmp_87~0#1, main_~assert__arg~86#1;havoc main_~check__tmp~106#1;havoc main_~node6__m6~95#1;havoc main_~node5__m5~79#1;havoc main_~node4__m4~71#1;havoc main_~node3__m3~67#1;havoc main_~node2__m2~65#1;havoc main_~node1__m1~64#1;havoc main_~__tmp_86~0#1, main_~assert__arg~85#1;havoc main_~check__tmp~105#1; [2024-11-16 08:43:23,932 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4716: havoc main_~check__tmp~16#1;havoc main_~node6__m6~20#1;havoc main_~node5__m5~17#1;havoc main_~node4__m4~15#1;havoc main_~node3__m3~14#1;havoc main_~node2__m2~14#1;havoc main_~node1__m1~14#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~15#1; [2024-11-16 08:43:23,932 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9740: havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~43#1;havoc main_~node6__m6~44#1;havoc main_~node5__m5~37#1;havoc main_~node4__m4~33#1;havoc main_~node3__m3~31#1;havoc main_~node2__m2~30#1;havoc main_~node1__m1~30#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~42#1; [2024-11-16 08:43:23,932 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3135: havoc main_~node6__m6~13#1;havoc main_~node5__m5~11#1;havoc main_~node4__m4~10#1;havoc main_~node3__m3~9#1;havoc main_~node2__m2~9#1;havoc main_~node1__m1~9#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~9#1; [2024-11-16 08:43:23,932 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L18199: havoc main_~__tmp_73~0#1, main_~assert__arg~72#1;havoc main_~check__tmp~92#1;havoc main_~node6__m6~85#1;havoc main_~node5__m5~71#1;havoc main_~node4__m4~64#1;havoc main_~node3__m3~60#1;havoc main_~node2__m2~58#1;havoc main_~node1__m1~57#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~91#1; [2024-11-16 08:43:23,933 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5518: havoc main_~node6____CPAchecker_TMP_0~8#1;havoc main_~node6__m6~24#1; [2024-11-16 08:43:24,535 INFO L? ?]: Removed 2222 outVars from TransFormulas that were not future-live. [2024-11-16 08:43:24,536 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:43:24,595 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:43:24,595 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:43:24,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:43:24 BoogieIcfgContainer [2024-11-16 08:43:24,596 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:43:24,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:43:24,599 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:43:24,601 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:43:24,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:43:15" (1/3) ... [2024-11-16 08:43:24,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7618af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:43:24, skipping insertion in model container [2024-11-16 08:43:24,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:43:17" (2/3) ... [2024-11-16 08:43:24,604 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7618af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:43:24, skipping insertion in model container [2024-11-16 08:43:24,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:43:24" (3/3) ... [2024-11-16 08:43:24,605 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-16 08:43:24,621 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:43:24,622 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2024-11-16 08:43:24,746 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:43:24,755 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;@6204f8aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:43:24,755 INFO L334 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2024-11-16 08:43:24,772 INFO L276 IsEmpty]: Start isEmpty. Operand has 2566 states, 2543 states have (on average 1.7510813999213528) internal successors, (4453), 2565 states have internal predecessors, (4453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:43:24,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:24,815 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] [2024-11-16 08:43:24,815 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:24,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:24,822 INFO L85 PathProgramCache]: Analyzing trace with hash -150194374, now seen corresponding path program 1 times [2024-11-16 08:43:24,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:24,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008757408] [2024-11-16 08:43:24,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:24,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:25,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:25,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:25,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008757408] [2024-11-16 08:43:25,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008757408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:25,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:25,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:43:25,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678894778] [2024-11-16 08:43:25,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:25,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:43:25,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:25,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:43:25,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:43:25,533 INFO L87 Difference]: Start difference. First operand has 2566 states, 2543 states have (on average 1.7510813999213528) internal successors, (4453), 2565 states have internal predecessors, (4453), 0 states have call successors, (0), 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 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:27,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:27,095 INFO L93 Difference]: Finished difference Result 2915 states and 4993 transitions. [2024-11-16 08:43:27,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:43:27,098 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-16 08:43:27,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:27,130 INFO L225 Difference]: With dead ends: 2915 [2024-11-16 08:43:27,130 INFO L226 Difference]: Without dead ends: 1637 [2024-11-16 08:43:27,140 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 [2024-11-16 08:43:27,146 INFO L432 NwaCegarLoop]: 1579 mSDtfsCounter, 8223 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8223 SdHoareTripleChecker+Valid, 1641 SdHoareTripleChecker+Invalid, 1240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:27,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8223 Valid, 1641 Invalid, 1240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:43:27,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1637 states. [2024-11-16 08:43:27,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1637 to 1637. [2024-11-16 08:43:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1637 states, 1615 states have (on average 1.2891640866873064) internal successors, (2082), 1636 states have internal predecessors, (2082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:27,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1637 states and 2082 transitions. [2024-11-16 08:43:27,273 INFO L78 Accepts]: Start accepts. Automaton has 1637 states and 2082 transitions. Word has length 86 [2024-11-16 08:43:27,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:27,274 INFO L471 AbstractCegarLoop]: Abstraction has 1637 states and 2082 transitions. [2024-11-16 08:43:27,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2082 transitions. [2024-11-16 08:43:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:43:27,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:27,281 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] [2024-11-16 08:43:27,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:43:27,281 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:27,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:27,282 INFO L85 PathProgramCache]: Analyzing trace with hash 718335749, now seen corresponding path program 1 times [2024-11-16 08:43:27,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:27,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214574684] [2024-11-16 08:43:27,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:27,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:27,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:27,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:27,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214574684] [2024-11-16 08:43:27,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214574684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:27,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:27,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:43:27,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842135875] [2024-11-16 08:43:27,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:27,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:43:27,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:27,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:43:27,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:43:27,516 INFO L87 Difference]: Start difference. First operand 1637 states and 2082 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:28,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:28,996 INFO L93 Difference]: Finished difference Result 2860 states and 3685 transitions. [2024-11-16 08:43:29,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:43:29,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-16 08:43:29,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:29,009 INFO L225 Difference]: With dead ends: 2860 [2024-11-16 08:43:29,009 INFO L226 Difference]: Without dead ends: 2024 [2024-11-16 08:43:29,011 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 [2024-11-16 08:43:29,015 INFO L432 NwaCegarLoop]: 899 mSDtfsCounter, 6970 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6970 SdHoareTripleChecker+Valid, 1345 SdHoareTripleChecker+Invalid, 1310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:29,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6970 Valid, 1345 Invalid, 1310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1297 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 08:43:29,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2024-11-16 08:43:29,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 1893. [2024-11-16 08:43:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1893 states, 1871 states have (on average 1.3399251737039017) internal successors, (2507), 1892 states have internal predecessors, (2507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1893 states and 2507 transitions. [2024-11-16 08:43:29,061 INFO L78 Accepts]: Start accepts. Automaton has 1893 states and 2507 transitions. Word has length 86 [2024-11-16 08:43:29,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:29,062 INFO L471 AbstractCegarLoop]: Abstraction has 1893 states and 2507 transitions. [2024-11-16 08:43:29,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2507 transitions. [2024-11-16 08:43:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:43:29,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:29,066 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] [2024-11-16 08:43:29,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:43:29,066 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:29,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:29,067 INFO L85 PathProgramCache]: Analyzing trace with hash -547733934, now seen corresponding path program 1 times [2024-11-16 08:43:29,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:29,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806776022] [2024-11-16 08:43:29,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:29,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:29,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:29,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806776022] [2024-11-16 08:43:29,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806776022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:29,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:29,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:43:29,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853824421] [2024-11-16 08:43:29,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:29,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:43:29,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:29,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:43:29,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:43:29,286 INFO L87 Difference]: Start difference. First operand 1893 states and 2507 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:30,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:30,270 INFO L93 Difference]: Finished difference Result 2598 states and 3453 transitions. [2024-11-16 08:43:30,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:43:30,270 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-16 08:43:30,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:30,277 INFO L225 Difference]: With dead ends: 2598 [2024-11-16 08:43:30,278 INFO L226 Difference]: Without dead ends: 1829 [2024-11-16 08:43:30,279 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 [2024-11-16 08:43:30,283 INFO L432 NwaCegarLoop]: 777 mSDtfsCounter, 4999 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4999 SdHoareTripleChecker+Valid, 821 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:30,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4999 Valid, 821 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:30,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2024-11-16 08:43:30,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1829. [2024-11-16 08:43:30,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1829 states, 1807 states have (on average 1.3464305478693968) internal successors, (2433), 1828 states have internal predecessors, (2433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1829 states and 2433 transitions. [2024-11-16 08:43:30,400 INFO L78 Accepts]: Start accepts. Automaton has 1829 states and 2433 transitions. Word has length 86 [2024-11-16 08:43:30,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:30,400 INFO L471 AbstractCegarLoop]: Abstraction has 1829 states and 2433 transitions. [2024-11-16 08:43:30,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2433 transitions. [2024-11-16 08:43:30,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-16 08:43:30,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:30,404 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] [2024-11-16 08:43:30,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:43:30,404 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:30,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:30,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2017113124, now seen corresponding path program 1 times [2024-11-16 08:43:30,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:30,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302626759] [2024-11-16 08:43:30,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:30,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:30,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:30,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302626759] [2024-11-16 08:43:30,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302626759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:30,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:30,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:43:30,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616255822] [2024-11-16 08:43:30,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:30,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:43:30,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:30,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:43:30,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:43:30,603 INFO L87 Difference]: Start difference. First operand 1829 states and 2433 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:31,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:31,226 INFO L93 Difference]: Finished difference Result 2447 states and 3263 transitions. [2024-11-16 08:43:31,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:43:31,227 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-11-16 08:43:31,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:31,234 INFO L225 Difference]: With dead ends: 2447 [2024-11-16 08:43:31,234 INFO L226 Difference]: Without dead ends: 1508 [2024-11-16 08:43:31,236 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 [2024-11-16 08:43:31,237 INFO L432 NwaCegarLoop]: 731 mSDtfsCounter, 4151 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4151 SdHoareTripleChecker+Valid, 751 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:31,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4151 Valid, 751 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:43:31,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2024-11-16 08:43:31,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1508. [2024-11-16 08:43:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1508 states, 1486 states have (on average 1.360699865410498) internal successors, (2022), 1507 states have internal predecessors, (2022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1508 states and 2022 transitions. [2024-11-16 08:43:31,266 INFO L78 Accepts]: Start accepts. Automaton has 1508 states and 2022 transitions. Word has length 88 [2024-11-16 08:43:31,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:31,266 INFO L471 AbstractCegarLoop]: Abstraction has 1508 states and 2022 transitions. [2024-11-16 08:43:31,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2022 transitions. [2024-11-16 08:43:31,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-16 08:43:31,270 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:31,270 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] [2024-11-16 08:43:31,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 08:43:31,270 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:31,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:31,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1067383920, now seen corresponding path program 1 times [2024-11-16 08:43:31,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:31,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010867392] [2024-11-16 08:43:31,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:31,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:31,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:31,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010867392] [2024-11-16 08:43:31,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010867392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:31,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:31,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:43:31,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79721900] [2024-11-16 08:43:31,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:31,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:43:31,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:31,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:43:31,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:43:31,451 INFO L87 Difference]: Start difference. First operand 1508 states and 2022 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:31,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:31,841 INFO L93 Difference]: Finished difference Result 1803 states and 2389 transitions. [2024-11-16 08:43:31,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:43:31,842 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-11-16 08:43:31,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:31,845 INFO L225 Difference]: With dead ends: 1803 [2024-11-16 08:43:31,846 INFO L226 Difference]: Without dead ends: 1062 [2024-11-16 08:43:31,847 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 [2024-11-16 08:43:31,848 INFO L432 NwaCegarLoop]: 525 mSDtfsCounter, 2822 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2822 SdHoareTripleChecker+Valid, 561 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:31,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2822 Valid, 561 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:43:31,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2024-11-16 08:43:31,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 1062. [2024-11-16 08:43:31,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 1040 states have (on average 1.3701923076923077) internal successors, (1425), 1061 states have internal predecessors, (1425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1425 transitions. [2024-11-16 08:43:31,867 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1425 transitions. Word has length 90 [2024-11-16 08:43:31,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:31,867 INFO L471 AbstractCegarLoop]: Abstraction has 1062 states and 1425 transitions. [2024-11-16 08:43:31,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1425 transitions. [2024-11-16 08:43:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-16 08:43:31,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:31,870 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] [2024-11-16 08:43:31,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 08:43:31,870 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:31,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:31,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1296930054, now seen corresponding path program 1 times [2024-11-16 08:43:31,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:31,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464403172] [2024-11-16 08:43:31,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:31,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:32,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:32,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464403172] [2024-11-16 08:43:32,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464403172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:32,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:32,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:43:32,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096787662] [2024-11-16 08:43:32,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:32,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:43:32,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:32,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:43:32,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:43:32,007 INFO L87 Difference]: Start difference. First operand 1062 states and 1425 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:32,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:32,369 INFO L93 Difference]: Finished difference Result 1596 states and 2152 transitions. [2024-11-16 08:43:32,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:43:32,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-16 08:43:32,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:32,373 INFO L225 Difference]: With dead ends: 1596 [2024-11-16 08:43:32,373 INFO L226 Difference]: Without dead ends: 1001 [2024-11-16 08:43:32,374 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 [2024-11-16 08:43:32,374 INFO L432 NwaCegarLoop]: 543 mSDtfsCounter, 2694 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2694 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:32,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2694 Valid, 555 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:43:32,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2024-11-16 08:43:32,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 1001. [2024-11-16 08:43:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3779366700715014) internal successors, (1349), 1000 states have internal predecessors, (1349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1349 transitions. [2024-11-16 08:43:32,392 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1349 transitions. Word has length 92 [2024-11-16 08:43:32,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:32,392 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1349 transitions. [2024-11-16 08:43:32,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:32,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1349 transitions. [2024-11-16 08:43:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:43:32,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:32,395 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] [2024-11-16 08:43:32,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 08:43:32,395 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:32,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:32,396 INFO L85 PathProgramCache]: Analyzing trace with hash -173323471, now seen corresponding path program 1 times [2024-11-16 08:43:32,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:32,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254161178] [2024-11-16 08:43:32,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:32,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:32,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:32,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:32,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254161178] [2024-11-16 08:43:32,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254161178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:32,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:32,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:43:32,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789783096] [2024-11-16 08:43:32,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:32,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 08:43:32,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:32,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 08:43:32,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:43:32,888 INFO L87 Difference]: Start difference. First operand 1001 states and 1349 transitions. Second operand has 8 states, 8 states have (on average 11.75) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:33,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:33,895 INFO L93 Difference]: Finished difference Result 1832 states and 2406 transitions. [2024-11-16 08:43:33,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:43:33,896 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:43:33,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:33,900 INFO L225 Difference]: With dead ends: 1832 [2024-11-16 08:43:33,900 INFO L226 Difference]: Without dead ends: 1372 [2024-11-16 08:43:33,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:43:33,902 INFO L432 NwaCegarLoop]: 472 mSDtfsCounter, 3759 mSDsluCounter, 1569 mSDsCounter, 0 mSdLazyCounter, 1748 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3759 SdHoareTripleChecker+Valid, 2041 SdHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:33,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3759 Valid, 2041 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1748 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:33,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2024-11-16 08:43:33,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1001. [2024-11-16 08:43:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3769152196118488) internal successors, (1348), 1000 states have internal predecessors, (1348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:33,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1348 transitions. [2024-11-16 08:43:33,922 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1348 transitions. Word has length 94 [2024-11-16 08:43:33,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:33,922 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1348 transitions. [2024-11-16 08:43:33,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:33,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1348 transitions. [2024-11-16 08:43:33,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:43:33,925 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:33,925 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] [2024-11-16 08:43:33,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 08:43:33,925 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:33,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:33,926 INFO L85 PathProgramCache]: Analyzing trace with hash 2037565744, now seen corresponding path program 1 times [2024-11-16 08:43:33,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:33,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041496794] [2024-11-16 08:43:33,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:33,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:34,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:34,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:34,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041496794] [2024-11-16 08:43:34,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041496794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:34,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:34,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:34,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588857771] [2024-11-16 08:43:34,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:34,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:34,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:34,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:34,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:34,379 INFO L87 Difference]: Start difference. First operand 1001 states and 1348 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:35,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:35,347 INFO L93 Difference]: Finished difference Result 1374 states and 1875 transitions. [2024-11-16 08:43:35,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:35,347 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:43:35,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:35,351 INFO L225 Difference]: With dead ends: 1374 [2024-11-16 08:43:35,351 INFO L226 Difference]: Without dead ends: 1084 [2024-11-16 08:43:35,352 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 [2024-11-16 08:43:35,353 INFO L432 NwaCegarLoop]: 542 mSDtfsCounter, 2643 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 2091 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2643 SdHoareTripleChecker+Valid, 2996 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:35,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2643 Valid, 2996 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2091 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:35,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2024-11-16 08:43:35,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 1001. [2024-11-16 08:43:35,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3758937691521962) internal successors, (1347), 1000 states have internal predecessors, (1347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1347 transitions. [2024-11-16 08:43:35,370 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1347 transitions. Word has length 94 [2024-11-16 08:43:35,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:35,370 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1347 transitions. [2024-11-16 08:43:35,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1347 transitions. [2024-11-16 08:43:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:43:35,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:35,373 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] [2024-11-16 08:43:35,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 08:43:35,373 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:35,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:35,374 INFO L85 PathProgramCache]: Analyzing trace with hash -392070896, now seen corresponding path program 1 times [2024-11-16 08:43:35,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:35,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759526127] [2024-11-16 08:43:35,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:35,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:35,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759526127] [2024-11-16 08:43:35,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759526127] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:35,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:35,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:35,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118424858] [2024-11-16 08:43:35,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:35,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:35,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:35,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:35,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:35,765 INFO L87 Difference]: Start difference. First operand 1001 states and 1347 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:36,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:36,809 INFO L93 Difference]: Finished difference Result 1795 states and 2445 transitions. [2024-11-16 08:43:36,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:36,810 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:43:36,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:36,814 INFO L225 Difference]: With dead ends: 1795 [2024-11-16 08:43:36,815 INFO L226 Difference]: Without dead ends: 1581 [2024-11-16 08:43:36,816 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 [2024-11-16 08:43:36,816 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 4671 mSDsluCounter, 2167 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4671 SdHoareTripleChecker+Valid, 2815 SdHoareTripleChecker+Invalid, 1962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:36,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4671 Valid, 2815 Invalid, 1962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:36,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2024-11-16 08:43:36,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1001. [2024-11-16 08:43:36,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3748723186925433) internal successors, (1346), 1000 states have internal predecessors, (1346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:36,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1346 transitions. [2024-11-16 08:43:36,840 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1346 transitions. Word has length 94 [2024-11-16 08:43:36,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:36,841 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1346 transitions. [2024-11-16 08:43:36,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:36,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1346 transitions. [2024-11-16 08:43:36,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-16 08:43:36,843 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:36,843 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] [2024-11-16 08:43:36,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 08:43:36,844 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:36,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:36,845 INFO L85 PathProgramCache]: Analyzing trace with hash 924478447, now seen corresponding path program 1 times [2024-11-16 08:43:36,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:36,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986500092] [2024-11-16 08:43:36,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:36,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:37,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:37,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986500092] [2024-11-16 08:43:37,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986500092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:37,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:37,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:37,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424203428] [2024-11-16 08:43:37,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:37,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:37,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:37,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:37,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:37,284 INFO L87 Difference]: Start difference. First operand 1001 states and 1346 transitions. Second operand has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:38,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:38,201 INFO L93 Difference]: Finished difference Result 1731 states and 2350 transitions. [2024-11-16 08:43:38,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:38,201 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2024-11-16 08:43:38,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:38,205 INFO L225 Difference]: With dead ends: 1731 [2024-11-16 08:43:38,205 INFO L226 Difference]: Without dead ends: 1551 [2024-11-16 08:43:38,206 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 [2024-11-16 08:43:38,207 INFO L432 NwaCegarLoop]: 580 mSDtfsCounter, 4936 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1806 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4936 SdHoareTripleChecker+Valid, 2523 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:38,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4936 Valid, 2523 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1806 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:38,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2024-11-16 08:43:38,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1001. [2024-11-16 08:43:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3738508682328907) internal successors, (1345), 1000 states have internal predecessors, (1345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1345 transitions. [2024-11-16 08:43:38,224 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1345 transitions. Word has length 95 [2024-11-16 08:43:38,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:38,225 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1345 transitions. [2024-11-16 08:43:38,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:38,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1345 transitions. [2024-11-16 08:43:38,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:38,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:38,227 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] [2024-11-16 08:43:38,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 08:43:38,228 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:38,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:38,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1211588738, now seen corresponding path program 1 times [2024-11-16 08:43:38,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:38,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660890810] [2024-11-16 08:43:38,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:38,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:38,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:38,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660890810] [2024-11-16 08:43:38,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660890810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:38,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:38,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:43:38,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277487243] [2024-11-16 08:43:38,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:38,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:43:38,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:38,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:43:38,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:43:38,728 INFO L87 Difference]: Start difference. First operand 1001 states and 1345 transitions. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:40,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:40,046 INFO L93 Difference]: Finished difference Result 1895 states and 2567 transitions. [2024-11-16 08:43:40,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:43:40,047 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:40,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:40,050 INFO L225 Difference]: With dead ends: 1895 [2024-11-16 08:43:40,050 INFO L226 Difference]: Without dead ends: 1595 [2024-11-16 08:43:40,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:43:40,052 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 2741 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 2631 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2741 SdHoareTripleChecker+Valid, 3740 SdHoareTripleChecker+Invalid, 2642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 2631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:40,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2741 Valid, 3740 Invalid, 2642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 2631 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 08:43:40,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1595 states. [2024-11-16 08:43:40,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1595 to 1009. [2024-11-16 08:43:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1009 states, 987 states have (on average 1.3708206686930091) internal successors, (1353), 1008 states have internal predecessors, (1353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 1009 states and 1353 transitions. [2024-11-16 08:43:40,070 INFO L78 Accepts]: Start accepts. Automaton has 1009 states and 1353 transitions. Word has length 96 [2024-11-16 08:43:40,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:40,070 INFO L471 AbstractCegarLoop]: Abstraction has 1009 states and 1353 transitions. [2024-11-16 08:43:40,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1353 transitions. [2024-11-16 08:43:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:40,072 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:40,073 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] [2024-11-16 08:43:40,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 08:43:40,073 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:40,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:40,074 INFO L85 PathProgramCache]: Analyzing trace with hash 507877054, now seen corresponding path program 1 times [2024-11-16 08:43:40,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:40,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864257700] [2024-11-16 08:43:40,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:40,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:40,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:40,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864257700] [2024-11-16 08:43:40,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864257700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:40,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:40,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:40,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747730793] [2024-11-16 08:43:40,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:40,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:40,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:40,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:40,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:40,343 INFO L87 Difference]: Start difference. First operand 1009 states and 1353 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:41,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:41,230 INFO L93 Difference]: Finished difference Result 1523 states and 2067 transitions. [2024-11-16 08:43:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:41,231 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:41,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:41,233 INFO L225 Difference]: With dead ends: 1523 [2024-11-16 08:43:41,233 INFO L226 Difference]: Without dead ends: 1084 [2024-11-16 08:43:41,234 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:41,235 INFO L432 NwaCegarLoop]: 542 mSDtfsCounter, 2618 mSDsluCounter, 1843 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2618 SdHoareTripleChecker+Valid, 2385 SdHoareTripleChecker+Invalid, 1680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:41,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2618 Valid, 2385 Invalid, 1680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:41,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2024-11-16 08:43:41,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 1001. [2024-11-16 08:43:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3718079673135852) internal successors, (1343), 1000 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1343 transitions. [2024-11-16 08:43:41,250 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1343 transitions. Word has length 96 [2024-11-16 08:43:41,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:41,251 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1343 transitions. [2024-11-16 08:43:41,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1343 transitions. [2024-11-16 08:43:41,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:41,253 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:41,253 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] [2024-11-16 08:43:41,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 08:43:41,253 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:41,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:41,254 INFO L85 PathProgramCache]: Analyzing trace with hash -532923875, now seen corresponding path program 1 times [2024-11-16 08:43:41,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:41,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305465555] [2024-11-16 08:43:41,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:41,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:41,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:41,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305465555] [2024-11-16 08:43:41,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305465555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:41,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:41,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:41,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147651414] [2024-11-16 08:43:41,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:41,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:41,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:41,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:41,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:41,622 INFO L87 Difference]: Start difference. First operand 1001 states and 1343 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:42,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:42,916 INFO L93 Difference]: Finished difference Result 1847 states and 2508 transitions. [2024-11-16 08:43:42,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:42,916 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:42,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:42,921 INFO L225 Difference]: With dead ends: 1847 [2024-11-16 08:43:42,921 INFO L226 Difference]: Without dead ends: 1581 [2024-11-16 08:43:42,922 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 [2024-11-16 08:43:42,923 INFO L432 NwaCegarLoop]: 832 mSDtfsCounter, 2801 mSDsluCounter, 3025 mSDsCounter, 0 mSdLazyCounter, 2608 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2801 SdHoareTripleChecker+Valid, 3857 SdHoareTripleChecker+Invalid, 2613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:42,923 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2801 Valid, 3857 Invalid, 2613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2608 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 08:43:42,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2024-11-16 08:43:42,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1001. [2024-11-16 08:43:42,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.36976506639428) internal successors, (1341), 1000 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:42,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1341 transitions. [2024-11-16 08:43:42,941 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1341 transitions. Word has length 96 [2024-11-16 08:43:42,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:42,941 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1341 transitions. [2024-11-16 08:43:42,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:42,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1341 transitions. [2024-11-16 08:43:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:42,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:42,944 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] [2024-11-16 08:43:42,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 08:43:42,944 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:42,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:42,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1992561699, now seen corresponding path program 1 times [2024-11-16 08:43:42,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:42,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371120237] [2024-11-16 08:43:42,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:42,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:43,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:43,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371120237] [2024-11-16 08:43:43,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371120237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:43,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:43,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:43,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063432214] [2024-11-16 08:43:43,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:43,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:43,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:43,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:43,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:43,264 INFO L87 Difference]: Start difference. First operand 1001 states and 1341 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:44,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:44,349 INFO L93 Difference]: Finished difference Result 1758 states and 2380 transitions. [2024-11-16 08:43:44,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:44,349 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:44,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:44,353 INFO L225 Difference]: With dead ends: 1758 [2024-11-16 08:43:44,353 INFO L226 Difference]: Without dead ends: 1551 [2024-11-16 08:43:44,354 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 [2024-11-16 08:43:44,354 INFO L432 NwaCegarLoop]: 634 mSDtfsCounter, 3975 mSDsluCounter, 2106 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3975 SdHoareTripleChecker+Valid, 2740 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:44,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3975 Valid, 2740 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:43:44,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2024-11-16 08:43:44,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1001. [2024-11-16 08:43:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3677221654749745) internal successors, (1339), 1000 states have internal predecessors, (1339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1339 transitions. [2024-11-16 08:43:44,368 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1339 transitions. Word has length 96 [2024-11-16 08:43:44,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:44,369 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1339 transitions. [2024-11-16 08:43:44,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:44,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1339 transitions. [2024-11-16 08:43:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:44,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:44,371 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] [2024-11-16 08:43:44,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 08:43:44,371 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:44,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:44,372 INFO L85 PathProgramCache]: Analyzing trace with hash 777132141, now seen corresponding path program 1 times [2024-11-16 08:43:44,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:44,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687566246] [2024-11-16 08:43:44,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:44,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:44,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:44,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:44,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687566246] [2024-11-16 08:43:44,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687566246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:44,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:44,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:43:44,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245185791] [2024-11-16 08:43:44,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:44,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:43:44,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:44,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:43:44,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:43:44,894 INFO L87 Difference]: Start difference. First operand 1001 states and 1339 transitions. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:46,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:46,941 INFO L93 Difference]: Finished difference Result 2437 states and 3371 transitions. [2024-11-16 08:43:46,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:43:46,942 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:46,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:46,947 INFO L225 Difference]: With dead ends: 2437 [2024-11-16 08:43:46,947 INFO L226 Difference]: Without dead ends: 2209 [2024-11-16 08:43:46,948 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 [2024-11-16 08:43:46,948 INFO L432 NwaCegarLoop]: 935 mSDtfsCounter, 5233 mSDsluCounter, 4317 mSDsCounter, 0 mSdLazyCounter, 3972 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5233 SdHoareTripleChecker+Valid, 5252 SdHoareTripleChecker+Invalid, 4170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:46,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5233 Valid, 5252 Invalid, 4170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3972 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-16 08:43:46,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2209 states. [2024-11-16 08:43:46,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2209 to 1006. [2024-11-16 08:43:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3658536585365855) internal successors, (1344), 1005 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1344 transitions. [2024-11-16 08:43:46,971 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1344 transitions. Word has length 96 [2024-11-16 08:43:46,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:46,972 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1344 transitions. [2024-11-16 08:43:46,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:46,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1344 transitions. [2024-11-16 08:43:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:46,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:46,974 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] [2024-11-16 08:43:46,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 08:43:46,975 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:46,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:46,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1540288978, now seen corresponding path program 1 times [2024-11-16 08:43:46,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:46,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275640299] [2024-11-16 08:43:46,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:46,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:47,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:47,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275640299] [2024-11-16 08:43:47,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275640299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:47,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:47,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:47,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212027761] [2024-11-16 08:43:47,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:47,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:47,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:47,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:47,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:47,355 INFO L87 Difference]: Start difference. First operand 1006 states and 1344 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:48,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:48,317 INFO L93 Difference]: Finished difference Result 1741 states and 2353 transitions. [2024-11-16 08:43:48,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:48,317 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:48,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:48,321 INFO L225 Difference]: With dead ends: 1741 [2024-11-16 08:43:48,321 INFO L226 Difference]: Without dead ends: 1556 [2024-11-16 08:43:48,322 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:48,322 INFO L432 NwaCegarLoop]: 633 mSDtfsCounter, 4647 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4647 SdHoareTripleChecker+Valid, 2734 SdHoareTripleChecker+Invalid, 1942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:48,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4647 Valid, 2734 Invalid, 1942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:48,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-11-16 08:43:48,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1006. [2024-11-16 08:43:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3648373983739837) internal successors, (1343), 1005 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1343 transitions. [2024-11-16 08:43:48,337 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1343 transitions. Word has length 96 [2024-11-16 08:43:48,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:48,338 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1343 transitions. [2024-11-16 08:43:48,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1343 transitions. [2024-11-16 08:43:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:48,340 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:48,340 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] [2024-11-16 08:43:48,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 08:43:48,340 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:48,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:48,341 INFO L85 PathProgramCache]: Analyzing trace with hash 845300541, now seen corresponding path program 1 times [2024-11-16 08:43:48,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:48,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801421928] [2024-11-16 08:43:48,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:48,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:48,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:48,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801421928] [2024-11-16 08:43:48,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801421928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:48,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:48,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:48,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731971954] [2024-11-16 08:43:48,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:48,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:48,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:48,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:48,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:48,623 INFO L87 Difference]: Start difference. First operand 1006 states and 1343 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:49,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:49,506 INFO L93 Difference]: Finished difference Result 1490 states and 1963 transitions. [2024-11-16 08:43:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:49,507 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:49,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:49,511 INFO L225 Difference]: With dead ends: 1490 [2024-11-16 08:43:49,511 INFO L226 Difference]: Without dead ends: 1484 [2024-11-16 08:43:49,511 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 [2024-11-16 08:43:49,512 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 2508 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2508 SdHoareTripleChecker+Valid, 2139 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:49,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2508 Valid, 2139 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:49,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2024-11-16 08:43:49,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1006. [2024-11-16 08:43:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.363821138211382) internal successors, (1342), 1005 states have internal predecessors, (1342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1342 transitions. [2024-11-16 08:43:49,525 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1342 transitions. Word has length 96 [2024-11-16 08:43:49,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:49,525 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1342 transitions. [2024-11-16 08:43:49,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:49,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1342 transitions. [2024-11-16 08:43:49,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:49,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:49,532 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] [2024-11-16 08:43:49,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 08:43:49,532 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:49,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:49,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1942228928, now seen corresponding path program 1 times [2024-11-16 08:43:49,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:49,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845522444] [2024-11-16 08:43:49,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:49,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:49,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:49,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845522444] [2024-11-16 08:43:49,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845522444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:49,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:49,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:49,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825003272] [2024-11-16 08:43:49,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:49,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:49,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:49,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:49,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:49,885 INFO L87 Difference]: Start difference. First operand 1006 states and 1342 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:50,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:50,939 INFO L93 Difference]: Finished difference Result 1697 states and 2282 transitions. [2024-11-16 08:43:50,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:50,939 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:50,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:50,944 INFO L225 Difference]: With dead ends: 1697 [2024-11-16 08:43:50,944 INFO L226 Difference]: Without dead ends: 1532 [2024-11-16 08:43:50,945 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 [2024-11-16 08:43:50,945 INFO L432 NwaCegarLoop]: 591 mSDtfsCounter, 4087 mSDsluCounter, 2506 mSDsCounter, 0 mSdLazyCounter, 2175 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4087 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 2182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:50,946 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4087 Valid, 3097 Invalid, 2182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2175 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:50,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2024-11-16 08:43:50,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1006. [2024-11-16 08:43:50,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3628048780487805) internal successors, (1341), 1005 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:50,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1341 transitions. [2024-11-16 08:43:50,965 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1341 transitions. Word has length 96 [2024-11-16 08:43:50,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:50,966 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1341 transitions. [2024-11-16 08:43:50,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1341 transitions. [2024-11-16 08:43:50,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:50,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:50,968 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] [2024-11-16 08:43:50,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 08:43:50,968 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:50,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:50,968 INFO L85 PathProgramCache]: Analyzing trace with hash -104110206, now seen corresponding path program 1 times [2024-11-16 08:43:50,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:50,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129382151] [2024-11-16 08:43:50,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:50,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:51,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:51,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129382151] [2024-11-16 08:43:51,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129382151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:51,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:51,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:51,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48179624] [2024-11-16 08:43:51,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:51,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:51,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:51,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:51,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:51,287 INFO L87 Difference]: Start difference. First operand 1006 states and 1341 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:52,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:52,347 INFO L93 Difference]: Finished difference Result 1708 states and 2295 transitions. [2024-11-16 08:43:52,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:52,348 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:52,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:52,351 INFO L225 Difference]: With dead ends: 1708 [2024-11-16 08:43:52,351 INFO L226 Difference]: Without dead ends: 1532 [2024-11-16 08:43:52,352 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 [2024-11-16 08:43:52,352 INFO L432 NwaCegarLoop]: 591 mSDtfsCounter, 4081 mSDsluCounter, 2506 mSDsCounter, 0 mSdLazyCounter, 2171 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4081 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 2178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:52,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4081 Valid, 3097 Invalid, 2178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2171 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:52,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2024-11-16 08:43:52,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1006. [2024-11-16 08:43:52,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3607723577235773) internal successors, (1339), 1005 states have internal predecessors, (1339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1339 transitions. [2024-11-16 08:43:52,369 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1339 transitions. Word has length 97 [2024-11-16 08:43:52,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:52,369 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1339 transitions. [2024-11-16 08:43:52,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:52,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1339 transitions. [2024-11-16 08:43:52,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:52,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:52,371 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] [2024-11-16 08:43:52,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 08:43:52,372 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:52,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:52,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1045927150, now seen corresponding path program 1 times [2024-11-16 08:43:52,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:52,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050964877] [2024-11-16 08:43:52,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:52,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:52,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050964877] [2024-11-16 08:43:52,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050964877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:52,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:52,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:52,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202798904] [2024-11-16 08:43:52,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:52,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:52,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:52,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:52,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:52,755 INFO L87 Difference]: Start difference. First operand 1006 states and 1339 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:53,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:53,718 INFO L93 Difference]: Finished difference Result 1698 states and 2280 transitions. [2024-11-16 08:43:53,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:53,719 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:53,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:53,722 INFO L225 Difference]: With dead ends: 1698 [2024-11-16 08:43:53,722 INFO L226 Difference]: Without dead ends: 1532 [2024-11-16 08:43:53,723 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 [2024-11-16 08:43:53,723 INFO L432 NwaCegarLoop]: 591 mSDtfsCounter, 4077 mSDsluCounter, 2506 mSDsCounter, 0 mSdLazyCounter, 2167 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4077 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 2174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:53,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4077 Valid, 3097 Invalid, 2174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2167 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:53,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2024-11-16 08:43:53,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1006. [2024-11-16 08:43:53,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3597560975609757) internal successors, (1338), 1005 states have internal predecessors, (1338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:53,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1338 transitions. [2024-11-16 08:43:53,746 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1338 transitions. Word has length 97 [2024-11-16 08:43:53,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:53,746 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1338 transitions. [2024-11-16 08:43:53,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1338 transitions. [2024-11-16 08:43:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:53,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:53,748 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] [2024-11-16 08:43:53,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 08:43:53,749 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:53,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:53,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1361068350, now seen corresponding path program 1 times [2024-11-16 08:43:53,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:53,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208117700] [2024-11-16 08:43:53,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:53,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:54,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:54,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208117700] [2024-11-16 08:43:54,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208117700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:54,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:54,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:54,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416066395] [2024-11-16 08:43:54,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:54,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:54,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:54,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:54,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:54,032 INFO L87 Difference]: Start difference. First operand 1006 states and 1338 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:55,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:55,009 INFO L93 Difference]: Finished difference Result 1741 states and 2344 transitions. [2024-11-16 08:43:55,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:55,009 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:55,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:55,011 INFO L225 Difference]: With dead ends: 1741 [2024-11-16 08:43:55,012 INFO L226 Difference]: Without dead ends: 1556 [2024-11-16 08:43:55,012 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 [2024-11-16 08:43:55,013 INFO L432 NwaCegarLoop]: 683 mSDtfsCounter, 3693 mSDsluCounter, 2246 mSDsCounter, 0 mSdLazyCounter, 2106 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3693 SdHoareTripleChecker+Valid, 2929 SdHoareTripleChecker+Invalid, 2112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:55,013 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3693 Valid, 2929 Invalid, 2112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2106 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:55,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-11-16 08:43:55,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1006. [2024-11-16 08:43:55,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.358739837398374) internal successors, (1337), 1005 states have internal predecessors, (1337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1337 transitions. [2024-11-16 08:43:55,025 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1337 transitions. Word has length 97 [2024-11-16 08:43:55,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:55,026 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1337 transitions. [2024-11-16 08:43:55,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:55,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1337 transitions. [2024-11-16 08:43:55,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:55,028 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:55,028 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] [2024-11-16 08:43:55,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 08:43:55,028 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:55,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:55,029 INFO L85 PathProgramCache]: Analyzing trace with hash 2052501474, now seen corresponding path program 1 times [2024-11-16 08:43:55,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:55,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175966140] [2024-11-16 08:43:55,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:55,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:55,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:55,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175966140] [2024-11-16 08:43:55,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175966140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:55,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:55,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:55,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706422519] [2024-11-16 08:43:55,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:55,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:55,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:55,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:55,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:55,384 INFO L87 Difference]: Start difference. First operand 1006 states and 1337 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:56,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:56,347 INFO L93 Difference]: Finished difference Result 1698 states and 2278 transitions. [2024-11-16 08:43:56,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:56,347 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:56,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:56,350 INFO L225 Difference]: With dead ends: 1698 [2024-11-16 08:43:56,350 INFO L226 Difference]: Without dead ends: 1532 [2024-11-16 08:43:56,350 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 [2024-11-16 08:43:56,351 INFO L432 NwaCegarLoop]: 612 mSDtfsCounter, 4030 mSDsluCounter, 2568 mSDsCounter, 0 mSdLazyCounter, 2219 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4030 SdHoareTripleChecker+Valid, 3180 SdHoareTripleChecker+Invalid, 2226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:56,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4030 Valid, 3180 Invalid, 2226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2219 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:56,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2024-11-16 08:43:56,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1006. [2024-11-16 08:43:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3577235772357723) internal successors, (1336), 1005 states have internal predecessors, (1336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1336 transitions. [2024-11-16 08:43:56,365 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1336 transitions. Word has length 97 [2024-11-16 08:43:56,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:56,365 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1336 transitions. [2024-11-16 08:43:56,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:56,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1336 transitions. [2024-11-16 08:43:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:56,367 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:56,367 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] [2024-11-16 08:43:56,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 08:43:56,368 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:56,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:56,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1333153577, now seen corresponding path program 1 times [2024-11-16 08:43:56,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:56,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224961557] [2024-11-16 08:43:56,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:56,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:56,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224961557] [2024-11-16 08:43:56,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224961557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:56,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:56,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:56,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820717404] [2024-11-16 08:43:56,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:56,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:56,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:56,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:56,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:56,686 INFO L87 Difference]: Start difference. First operand 1006 states and 1336 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:57,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:57,554 INFO L93 Difference]: Finished difference Result 1641 states and 2181 transitions. [2024-11-16 08:43:57,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:57,555 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:57,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:57,558 INFO L225 Difference]: With dead ends: 1641 [2024-11-16 08:43:57,558 INFO L226 Difference]: Without dead ends: 1484 [2024-11-16 08:43:57,559 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:57,559 INFO L432 NwaCegarLoop]: 541 mSDtfsCounter, 4888 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4888 SdHoareTripleChecker+Valid, 2250 SdHoareTripleChecker+Invalid, 1683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:57,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4888 Valid, 2250 Invalid, 1683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1676 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:57,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2024-11-16 08:43:57,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1006. [2024-11-16 08:43:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3567073170731707) internal successors, (1335), 1005 states have internal predecessors, (1335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:57,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1335 transitions. [2024-11-16 08:43:57,573 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1335 transitions. Word has length 97 [2024-11-16 08:43:57,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:57,573 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1335 transitions. [2024-11-16 08:43:57,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:57,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1335 transitions. [2024-11-16 08:43:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:57,575 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:57,575 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] [2024-11-16 08:43:57,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 08:43:57,577 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:57,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:57,577 INFO L85 PathProgramCache]: Analyzing trace with hash 801983090, now seen corresponding path program 1 times [2024-11-16 08:43:57,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:57,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161624469] [2024-11-16 08:43:57,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:57,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:57,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:57,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161624469] [2024-11-16 08:43:57,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161624469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:57,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:57,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:57,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398116357] [2024-11-16 08:43:57,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:57,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:57,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:57,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:57,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:57,933 INFO L87 Difference]: Start difference. First operand 1006 states and 1335 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:58,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:58,924 INFO L93 Difference]: Finished difference Result 1698 states and 2276 transitions. [2024-11-16 08:43:58,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:58,925 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:58,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:58,927 INFO L225 Difference]: With dead ends: 1698 [2024-11-16 08:43:58,927 INFO L226 Difference]: Without dead ends: 1532 [2024-11-16 08:43:58,928 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 [2024-11-16 08:43:58,928 INFO L432 NwaCegarLoop]: 609 mSDtfsCounter, 3401 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 1857 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3401 SdHoareTripleChecker+Valid, 2598 SdHoareTripleChecker+Invalid, 1863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:58,929 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3401 Valid, 2598 Invalid, 1863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1857 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:58,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2024-11-16 08:43:58,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1006. [2024-11-16 08:43:58,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 984 states have (on average 1.3556910569105691) internal successors, (1334), 1005 states have internal predecessors, (1334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1334 transitions. [2024-11-16 08:43:58,945 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1334 transitions. Word has length 97 [2024-11-16 08:43:58,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:58,946 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1334 transitions. [2024-11-16 08:43:58,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1334 transitions. [2024-11-16 08:43:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:58,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:58,948 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] [2024-11-16 08:43:58,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 08:43:58,948 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:58,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:58,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1176098775, now seen corresponding path program 1 times [2024-11-16 08:43:58,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:58,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322940508] [2024-11-16 08:43:58,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:58,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:59,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:59,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322940508] [2024-11-16 08:43:59,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322940508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:59,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:59,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:59,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621431135] [2024-11-16 08:43:59,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:59,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:59,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:59,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:59,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:59,251 INFO L87 Difference]: Start difference. First operand 1006 states and 1334 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:00,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:00,213 INFO L93 Difference]: Finished difference Result 1809 states and 2438 transitions. [2024-11-16 08:44:00,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:00,214 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:44:00,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:00,216 INFO L225 Difference]: With dead ends: 1809 [2024-11-16 08:44:00,216 INFO L226 Difference]: Without dead ends: 1581 [2024-11-16 08:44:00,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:44:00,217 INFO L432 NwaCegarLoop]: 775 mSDtfsCounter, 3994 mSDsluCounter, 2544 mSDsCounter, 0 mSdLazyCounter, 2196 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3994 SdHoareTripleChecker+Valid, 3319 SdHoareTripleChecker+Invalid, 2203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:00,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3994 Valid, 3319 Invalid, 2203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2196 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:00,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2024-11-16 08:44:00,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1001. [2024-11-16 08:44:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3564862104187947) internal successors, (1328), 1000 states have internal predecessors, (1328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1328 transitions. [2024-11-16 08:44:00,228 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1328 transitions. Word has length 97 [2024-11-16 08:44:00,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:00,229 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1328 transitions. [2024-11-16 08:44:00,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1328 transitions. [2024-11-16 08:44:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:00,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:00,231 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] [2024-11-16 08:44:00,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 08:44:00,231 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:00,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:00,232 INFO L85 PathProgramCache]: Analyzing trace with hash 539313577, now seen corresponding path program 1 times [2024-11-16 08:44:00,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:00,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724097307] [2024-11-16 08:44:00,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:00,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:00,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:00,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724097307] [2024-11-16 08:44:00,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724097307] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:00,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:00,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:00,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917903454] [2024-11-16 08:44:00,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:00,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:00,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:00,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:00,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:00,490 INFO L87 Difference]: Start difference. First operand 1001 states and 1328 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:01,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:01,439 INFO L93 Difference]: Finished difference Result 1756 states and 2357 transitions. [2024-11-16 08:44:01,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:01,439 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:01,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:01,441 INFO L225 Difference]: With dead ends: 1756 [2024-11-16 08:44:01,441 INFO L226 Difference]: Without dead ends: 1551 [2024-11-16 08:44:01,441 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 [2024-11-16 08:44:01,442 INFO L432 NwaCegarLoop]: 687 mSDtfsCounter, 3164 mSDsluCounter, 2259 mSDsCounter, 0 mSdLazyCounter, 2027 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3164 SdHoareTripleChecker+Valid, 2946 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:01,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3164 Valid, 2946 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2027 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:01,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2024-11-16 08:44:01,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1001. [2024-11-16 08:44:01,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3544433094994892) internal successors, (1326), 1000 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1326 transitions. [2024-11-16 08:44:01,453 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1326 transitions. Word has length 98 [2024-11-16 08:44:01,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:01,453 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1326 transitions. [2024-11-16 08:44:01,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:01,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1326 transitions. [2024-11-16 08:44:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:01,454 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:01,454 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] [2024-11-16 08:44:01,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 08:44:01,455 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:01,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:01,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1983649751, now seen corresponding path program 1 times [2024-11-16 08:44:01,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:01,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687960673] [2024-11-16 08:44:01,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:01,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:01,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:01,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:01,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687960673] [2024-11-16 08:44:01,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687960673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:01,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:01,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:01,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902745603] [2024-11-16 08:44:01,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:01,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:01,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:01,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:01,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:01,778 INFO L87 Difference]: Start difference. First operand 1001 states and 1326 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:02,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:02,732 INFO L93 Difference]: Finished difference Result 1704 states and 2279 transitions. [2024-11-16 08:44:02,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:02,733 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:02,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:02,735 INFO L225 Difference]: With dead ends: 1704 [2024-11-16 08:44:02,735 INFO L226 Difference]: Without dead ends: 1527 [2024-11-16 08:44:02,736 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 [2024-11-16 08:44:02,737 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 3960 mSDsluCounter, 2651 mSDsCounter, 0 mSdLazyCounter, 2257 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3960 SdHoareTripleChecker+Valid, 3291 SdHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:02,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3960 Valid, 3291 Invalid, 2264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2257 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:02,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2024-11-16 08:44:02,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1001. [2024-11-16 08:44:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.352400408580184) internal successors, (1324), 1000 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:02,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1324 transitions. [2024-11-16 08:44:02,749 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1324 transitions. Word has length 98 [2024-11-16 08:44:02,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:02,750 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1324 transitions. [2024-11-16 08:44:02,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:02,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1324 transitions. [2024-11-16 08:44:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:02,751 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:02,752 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] [2024-11-16 08:44:02,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 08:44:02,752 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:02,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:02,752 INFO L85 PathProgramCache]: Analyzing trace with hash -80156199, now seen corresponding path program 1 times [2024-11-16 08:44:02,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:02,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709535280] [2024-11-16 08:44:02,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:02,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:03,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:03,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709535280] [2024-11-16 08:44:03,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709535280] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:03,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:03,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:03,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159818699] [2024-11-16 08:44:03,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:03,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:03,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:03,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:03,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:03,012 INFO L87 Difference]: Start difference. First operand 1001 states and 1324 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:03,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:03,901 INFO L93 Difference]: Finished difference Result 1704 states and 2277 transitions. [2024-11-16 08:44:03,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:03,902 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:03,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:03,904 INFO L225 Difference]: With dead ends: 1704 [2024-11-16 08:44:03,904 INFO L226 Difference]: Without dead ends: 1527 [2024-11-16 08:44:03,904 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 [2024-11-16 08:44:03,905 INFO L432 NwaCegarLoop]: 637 mSDtfsCounter, 3295 mSDsluCounter, 2072 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3295 SdHoareTripleChecker+Valid, 2709 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:03,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3295 Valid, 2709 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:03,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2024-11-16 08:44:03,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1001. [2024-11-16 08:44:03,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 979 states have (on average 1.3503575076608785) internal successors, (1322), 1000 states have internal predecessors, (1322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1322 transitions. [2024-11-16 08:44:03,915 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1322 transitions. Word has length 98 [2024-11-16 08:44:03,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:03,915 INFO L471 AbstractCegarLoop]: Abstraction has 1001 states and 1322 transitions. [2024-11-16 08:44:03,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:03,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1322 transitions. [2024-11-16 08:44:03,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:03,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:03,917 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] [2024-11-16 08:44:03,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-16 08:44:03,917 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:03,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:03,918 INFO L85 PathProgramCache]: Analyzing trace with hash 136999507, now seen corresponding path program 1 times [2024-11-16 08:44:03,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:03,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259495557] [2024-11-16 08:44:03,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:03,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:04,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:04,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259495557] [2024-11-16 08:44:04,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259495557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:04,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:04,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:04,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797757045] [2024-11-16 08:44:04,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:04,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:04,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:04,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:04,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:04,234 INFO L87 Difference]: Start difference. First operand 1001 states and 1322 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:05,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:05,175 INFO L93 Difference]: Finished difference Result 1635 states and 2166 transitions. [2024-11-16 08:44:05,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:05,175 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:05,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:05,178 INFO L225 Difference]: With dead ends: 1635 [2024-11-16 08:44:05,178 INFO L226 Difference]: Without dead ends: 1477 [2024-11-16 08:44:05,179 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 [2024-11-16 08:44:05,179 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 4712 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4712 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:05,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4712 Valid, 2355 Invalid, 1729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:05,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1477 states. [2024-11-16 08:44:05,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1477 to 999. [2024-11-16 08:44:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3490276356192425) internal successors, (1318), 998 states have internal predecessors, (1318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:05,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1318 transitions. [2024-11-16 08:44:05,192 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1318 transitions. Word has length 98 [2024-11-16 08:44:05,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:05,192 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1318 transitions. [2024-11-16 08:44:05,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:05,193 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1318 transitions. [2024-11-16 08:44:05,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:05,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:05,194 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] [2024-11-16 08:44:05,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-16 08:44:05,195 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:05,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:05,195 INFO L85 PathProgramCache]: Analyzing trace with hash -431425382, now seen corresponding path program 1 times [2024-11-16 08:44:05,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:05,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652241644] [2024-11-16 08:44:05,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:05,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:05,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:05,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652241644] [2024-11-16 08:44:05,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652241644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:05,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:05,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:05,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234695580] [2024-11-16 08:44:05,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:05,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:05,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:05,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:05,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:05,438 INFO L87 Difference]: Start difference. First operand 999 states and 1318 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:06,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:06,439 INFO L93 Difference]: Finished difference Result 1879 states and 2521 transitions. [2024-11-16 08:44:06,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:06,440 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:06,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:06,442 INFO L225 Difference]: With dead ends: 1879 [2024-11-16 08:44:06,442 INFO L226 Difference]: Without dead ends: 1579 [2024-11-16 08:44:06,443 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 [2024-11-16 08:44:06,443 INFO L432 NwaCegarLoop]: 824 mSDtfsCounter, 2762 mSDsluCounter, 2689 mSDsCounter, 0 mSdLazyCounter, 2360 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2762 SdHoareTripleChecker+Valid, 3513 SdHoareTripleChecker+Invalid, 2366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:06,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2762 Valid, 3513 Invalid, 2366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2360 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:44:06,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1579 states. [2024-11-16 08:44:06,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1579 to 999. [2024-11-16 08:44:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3469805527123848) internal successors, (1316), 998 states have internal predecessors, (1316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1316 transitions. [2024-11-16 08:44:06,458 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1316 transitions. Word has length 98 [2024-11-16 08:44:06,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:06,458 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1316 transitions. [2024-11-16 08:44:06,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1316 transitions. [2024-11-16 08:44:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:06,460 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:06,460 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] [2024-11-16 08:44:06,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-16 08:44:06,460 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:06,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:06,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1288040410, now seen corresponding path program 1 times [2024-11-16 08:44:06,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:06,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210014386] [2024-11-16 08:44:06,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:06,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:06,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:06,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210014386] [2024-11-16 08:44:06,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210014386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:06,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:06,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:06,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929105596] [2024-11-16 08:44:06,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:06,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:06,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:06,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:06,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:06,737 INFO L87 Difference]: Start difference. First operand 999 states and 1316 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:07,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:07,675 INFO L93 Difference]: Finished difference Result 1768 states and 2362 transitions. [2024-11-16 08:44:07,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:07,676 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:07,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:07,679 INFO L225 Difference]: With dead ends: 1768 [2024-11-16 08:44:07,679 INFO L226 Difference]: Without dead ends: 1549 [2024-11-16 08:44:07,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:07,680 INFO L432 NwaCegarLoop]: 778 mSDtfsCounter, 3927 mSDsluCounter, 2534 mSDsCounter, 0 mSdLazyCounter, 2130 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3927 SdHoareTripleChecker+Valid, 3312 SdHoareTripleChecker+Invalid, 2137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:07,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3927 Valid, 3312 Invalid, 2137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2130 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:07,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2024-11-16 08:44:07,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 999. [2024-11-16 08:44:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.344933469805527) internal successors, (1314), 998 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1314 transitions. [2024-11-16 08:44:07,693 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1314 transitions. Word has length 98 [2024-11-16 08:44:07,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:07,694 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1314 transitions. [2024-11-16 08:44:07,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1314 transitions. [2024-11-16 08:44:07,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:07,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:07,696 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] [2024-11-16 08:44:07,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-16 08:44:07,696 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:07,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:07,697 INFO L85 PathProgramCache]: Analyzing trace with hash 444066330, now seen corresponding path program 1 times [2024-11-16 08:44:07,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:07,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555156473] [2024-11-16 08:44:07,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:07,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:07,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555156473] [2024-11-16 08:44:07,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555156473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:07,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:07,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:07,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058616786] [2024-11-16 08:44:07,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:07,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:07,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:07,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:07,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:07,988 INFO L87 Difference]: Start difference. First operand 999 states and 1314 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:08,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:08,983 INFO L93 Difference]: Finished difference Result 1707 states and 2272 transitions. [2024-11-16 08:44:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:08,984 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:08,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:08,986 INFO L225 Difference]: With dead ends: 1707 [2024-11-16 08:44:08,986 INFO L226 Difference]: Without dead ends: 1525 [2024-11-16 08:44:08,987 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 [2024-11-16 08:44:08,988 INFO L432 NwaCegarLoop]: 670 mSDtfsCounter, 3886 mSDsluCounter, 2740 mSDsCounter, 0 mSdLazyCounter, 2291 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3886 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 2298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:08,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3886 Valid, 3410 Invalid, 2298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2291 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:44:08,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2024-11-16 08:44:09,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 999. [2024-11-16 08:44:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3428863868986693) internal successors, (1312), 998 states have internal predecessors, (1312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1312 transitions. [2024-11-16 08:44:09,003 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1312 transitions. Word has length 98 [2024-11-16 08:44:09,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:09,004 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1312 transitions. [2024-11-16 08:44:09,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1312 transitions. [2024-11-16 08:44:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:09,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:09,006 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] [2024-11-16 08:44:09,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-16 08:44:09,007 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:09,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:09,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1194972793, now seen corresponding path program 1 times [2024-11-16 08:44:09,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:09,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205257746] [2024-11-16 08:44:09,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:09,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:09,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:09,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205257746] [2024-11-16 08:44:09,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205257746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:09,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:09,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:09,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240440259] [2024-11-16 08:44:09,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:09,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:09,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:09,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:09,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:09,253 INFO L87 Difference]: Start difference. First operand 999 states and 1312 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:10,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:10,143 INFO L93 Difference]: Finished difference Result 1700 states and 2258 transitions. [2024-11-16 08:44:10,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:10,143 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:10,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:10,145 INFO L225 Difference]: With dead ends: 1700 [2024-11-16 08:44:10,145 INFO L226 Difference]: Without dead ends: 1525 [2024-11-16 08:44:10,146 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 [2024-11-16 08:44:10,146 INFO L432 NwaCegarLoop]: 670 mSDtfsCounter, 2127 mSDsluCounter, 2170 mSDsCounter, 0 mSdLazyCounter, 1932 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2127 SdHoareTripleChecker+Valid, 2840 SdHoareTripleChecker+Invalid, 1938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:10,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2127 Valid, 2840 Invalid, 1938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1932 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:10,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2024-11-16 08:44:10,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 999. [2024-11-16 08:44:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3418628454452406) internal successors, (1311), 998 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:10,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1311 transitions. [2024-11-16 08:44:10,158 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1311 transitions. Word has length 98 [2024-11-16 08:44:10,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:10,159 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1311 transitions. [2024-11-16 08:44:10,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1311 transitions. [2024-11-16 08:44:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:10,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:10,160 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] [2024-11-16 08:44:10,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-16 08:44:10,161 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:10,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:10,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1226034490, now seen corresponding path program 1 times [2024-11-16 08:44:10,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:10,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511315492] [2024-11-16 08:44:10,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:10,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:10,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:10,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511315492] [2024-11-16 08:44:10,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511315492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:10,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:10,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:10,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458218987] [2024-11-16 08:44:10,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:10,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:10,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:10,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:10,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:10,386 INFO L87 Difference]: Start difference. First operand 999 states and 1311 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:11,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:11,412 INFO L93 Difference]: Finished difference Result 1743 states and 2319 transitions. [2024-11-16 08:44:11,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:11,413 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:11,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:11,415 INFO L225 Difference]: With dead ends: 1743 [2024-11-16 08:44:11,415 INFO L226 Difference]: Without dead ends: 1549 [2024-11-16 08:44:11,416 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 [2024-11-16 08:44:11,417 INFO L432 NwaCegarLoop]: 824 mSDtfsCounter, 1850 mSDsluCounter, 2667 mSDsCounter, 0 mSdLazyCounter, 2313 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1850 SdHoareTripleChecker+Valid, 3491 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:11,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1850 Valid, 3491 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2313 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:44:11,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2024-11-16 08:44:11,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 999. [2024-11-16 08:44:11,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3408393039918116) internal successors, (1310), 998 states have internal predecessors, (1310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1310 transitions. [2024-11-16 08:44:11,435 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1310 transitions. Word has length 98 [2024-11-16 08:44:11,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:11,436 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1310 transitions. [2024-11-16 08:44:11,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1310 transitions. [2024-11-16 08:44:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:11,438 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:11,438 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] [2024-11-16 08:44:11,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-16 08:44:11,438 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:11,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:11,439 INFO L85 PathProgramCache]: Analyzing trace with hash 78041722, now seen corresponding path program 1 times [2024-11-16 08:44:11,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:11,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011603279] [2024-11-16 08:44:11,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:11,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:11,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:11,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011603279] [2024-11-16 08:44:11,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011603279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:11,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:11,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:11,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213083721] [2024-11-16 08:44:11,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:11,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:11,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:11,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:11,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:11,793 INFO L87 Difference]: Start difference. First operand 999 states and 1310 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:12,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:12,862 INFO L93 Difference]: Finished difference Result 1695 states and 2251 transitions. [2024-11-16 08:44:12,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:12,863 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:12,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:12,865 INFO L225 Difference]: With dead ends: 1695 [2024-11-16 08:44:12,865 INFO L226 Difference]: Without dead ends: 1525 [2024-11-16 08:44:12,865 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 [2024-11-16 08:44:12,865 INFO L432 NwaCegarLoop]: 753 mSDtfsCounter, 3729 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 2511 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3729 SdHoareTripleChecker+Valid, 3739 SdHoareTripleChecker+Invalid, 2517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:12,866 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3729 Valid, 3739 Invalid, 2517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2511 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:44:12,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2024-11-16 08:44:12,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 999. [2024-11-16 08:44:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3398157625383829) internal successors, (1309), 998 states have internal predecessors, (1309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:12,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1309 transitions. [2024-11-16 08:44:12,877 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1309 transitions. Word has length 98 [2024-11-16 08:44:12,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:12,877 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1309 transitions. [2024-11-16 08:44:12,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1309 transitions. [2024-11-16 08:44:12,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:12,879 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:12,879 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] [2024-11-16 08:44:12,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-16 08:44:12,879 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:12,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:12,880 INFO L85 PathProgramCache]: Analyzing trace with hash -282280278, now seen corresponding path program 1 times [2024-11-16 08:44:12,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:12,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609691966] [2024-11-16 08:44:12,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:12,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:13,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:13,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:13,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609691966] [2024-11-16 08:44:13,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609691966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:13,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:13,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:13,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611298674] [2024-11-16 08:44:13,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:13,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:13,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:13,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:13,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:13,078 INFO L87 Difference]: Start difference. First operand 999 states and 1309 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:13,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:13,941 INFO L93 Difference]: Finished difference Result 1695 states and 2250 transitions. [2024-11-16 08:44:13,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:13,942 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:13,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:13,943 INFO L225 Difference]: With dead ends: 1695 [2024-11-16 08:44:13,943 INFO L226 Difference]: Without dead ends: 1525 [2024-11-16 08:44:13,944 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 [2024-11-16 08:44:13,945 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 4118 mSDsluCounter, 2250 mSDsCounter, 0 mSdLazyCounter, 1984 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4118 SdHoareTripleChecker+Valid, 2947 SdHoareTripleChecker+Invalid, 1991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:13,945 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4118 Valid, 2947 Invalid, 1991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1984 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:44:13,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2024-11-16 08:44:13,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 999. [2024-11-16 08:44:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 977 states have (on average 1.3387922210849539) internal successors, (1308), 998 states have internal predecessors, (1308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1308 transitions. [2024-11-16 08:44:13,955 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1308 transitions. Word has length 98 [2024-11-16 08:44:13,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:13,955 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1308 transitions. [2024-11-16 08:44:13,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1308 transitions. [2024-11-16 08:44:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:13,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:13,957 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] [2024-11-16 08:44:13,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-16 08:44:13,957 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:13,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:13,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1420618131, now seen corresponding path program 1 times [2024-11-16 08:44:13,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:13,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231929546] [2024-11-16 08:44:13,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:13,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:14,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:14,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:14,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231929546] [2024-11-16 08:44:14,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231929546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:14,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:14,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:14,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407959939] [2024-11-16 08:44:14,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:14,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:14,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:14,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:14,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:14,219 INFO L87 Difference]: Start difference. First operand 999 states and 1308 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:15,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:15,103 INFO L93 Difference]: Finished difference Result 1633 states and 2152 transitions. [2024-11-16 08:44:15,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:15,104 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:15,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:15,105 INFO L225 Difference]: With dead ends: 1633 [2024-11-16 08:44:15,105 INFO L226 Difference]: Without dead ends: 1476 [2024-11-16 08:44:15,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:15,106 INFO L432 NwaCegarLoop]: 684 mSDtfsCounter, 4102 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 1974 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4102 SdHoareTripleChecker+Valid, 2813 SdHoareTripleChecker+Invalid, 1980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:15,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4102 Valid, 2813 Invalid, 1980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1974 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:15,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2024-11-16 08:44:15,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 998. [2024-11-16 08:44:15,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 976 states have (on average 1.3381147540983607) internal successors, (1306), 997 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:15,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1306 transitions. [2024-11-16 08:44:15,113 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1306 transitions. Word has length 98 [2024-11-16 08:44:15,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:15,113 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1306 transitions. [2024-11-16 08:44:15,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:15,113 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1306 transitions. [2024-11-16 08:44:15,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:15,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:15,114 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] [2024-11-16 08:44:15,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-16 08:44:15,115 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:15,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:15,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1281466099, now seen corresponding path program 1 times [2024-11-16 08:44:15,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:15,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019223800] [2024-11-16 08:44:15,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:15,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:15,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:15,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019223800] [2024-11-16 08:44:15,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019223800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:15,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:15,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:15,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718391261] [2024-11-16 08:44:15,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:15,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:15,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:15,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:15,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:15,316 INFO L87 Difference]: Start difference. First operand 998 states and 1306 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:16,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:16,161 INFO L93 Difference]: Finished difference Result 1631 states and 2149 transitions. [2024-11-16 08:44:16,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:16,162 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:16,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:16,163 INFO L225 Difference]: With dead ends: 1631 [2024-11-16 08:44:16,163 INFO L226 Difference]: Without dead ends: 1474 [2024-11-16 08:44:16,164 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 [2024-11-16 08:44:16,164 INFO L432 NwaCegarLoop]: 612 mSDtfsCounter, 4379 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 1784 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4379 SdHoareTripleChecker+Valid, 2523 SdHoareTripleChecker+Invalid, 1791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:16,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4379 Valid, 2523 Invalid, 1791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1784 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:44:16,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2024-11-16 08:44:16,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 997. [2024-11-16 08:44:16,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 997 states, 975 states have (on average 1.3374358974358975) internal successors, (1304), 996 states have internal predecessors, (1304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 1304 transitions. [2024-11-16 08:44:16,178 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 1304 transitions. Word has length 98 [2024-11-16 08:44:16,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:16,178 INFO L471 AbstractCegarLoop]: Abstraction has 997 states and 1304 transitions. [2024-11-16 08:44:16,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1304 transitions. [2024-11-16 08:44:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:44:16,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:16,180 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] [2024-11-16 08:44:16,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-16 08:44:16,180 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:16,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:16,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1860193615, now seen corresponding path program 1 times [2024-11-16 08:44:16,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:16,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654163698] [2024-11-16 08:44:16,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:16,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:16,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:16,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:16,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654163698] [2024-11-16 08:44:16,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654163698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:16,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:16,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:44:16,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857432884] [2024-11-16 08:44:16,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:16,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:44:16,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:16,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:44:16,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:44:16,753 INFO L87 Difference]: Start difference. First operand 997 states and 1304 transitions. Second operand has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 12 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:17,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:17,433 INFO L93 Difference]: Finished difference Result 1729 states and 2307 transitions. [2024-11-16 08:44:17,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:17,433 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 12 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:44:17,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:17,435 INFO L225 Difference]: With dead ends: 1729 [2024-11-16 08:44:17,435 INFO L226 Difference]: Without dead ends: 1526 [2024-11-16 08:44:17,435 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:44:17,436 INFO L432 NwaCegarLoop]: 1150 mSDtfsCounter, 3431 mSDsluCounter, 5744 mSDsCounter, 0 mSdLazyCounter, 618 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3431 SdHoareTripleChecker+Valid, 6894 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:17,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3431 Valid, 6894 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 618 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:44:17,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2024-11-16 08:44:17,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 950. [2024-11-16 08:44:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 928 states have (on average 1.3362068965517242) internal successors, (1240), 949 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1240 transitions. [2024-11-16 08:44:17,444 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1240 transitions. Word has length 98 [2024-11-16 08:44:17,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:17,445 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1240 transitions. [2024-11-16 08:44:17,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 12 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1240 transitions. [2024-11-16 08:44:17,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-16 08:44:17,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:17,446 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] [2024-11-16 08:44:17,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-16 08:44:17,446 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:17,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:17,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1417890666, now seen corresponding path program 1 times [2024-11-16 08:44:17,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:17,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991772400] [2024-11-16 08:44:17,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:17,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:17,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:17,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991772400] [2024-11-16 08:44:17,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991772400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:17,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:17,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:17,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316499566] [2024-11-16 08:44:17,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:17,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:17,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:17,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:17,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:17,733 INFO L87 Difference]: Start difference. First operand 950 states and 1240 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:18,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:18,521 INFO L93 Difference]: Finished difference Result 1569 states and 2063 transitions. [2024-11-16 08:44:18,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:18,522 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2024-11-16 08:44:18,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:18,523 INFO L225 Difference]: With dead ends: 1569 [2024-11-16 08:44:18,523 INFO L226 Difference]: Without dead ends: 1407 [2024-11-16 08:44:18,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:18,524 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 4149 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 1605 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4149 SdHoareTripleChecker+Valid, 2352 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:18,524 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4149 Valid, 2352 Invalid, 1612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1605 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:44:18,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2024-11-16 08:44:18,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 950. [2024-11-16 08:44:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 928 states have (on average 1.334051724137931) internal successors, (1238), 949 states have internal predecessors, (1238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:18,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1238 transitions. [2024-11-16 08:44:18,531 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1238 transitions. Word has length 99 [2024-11-16 08:44:18,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:18,531 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1238 transitions. [2024-11-16 08:44:18,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:18,532 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1238 transitions. [2024-11-16 08:44:18,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-16 08:44:18,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:18,533 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] [2024-11-16 08:44:18,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-16 08:44:18,533 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:18,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:18,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1756747238, now seen corresponding path program 1 times [2024-11-16 08:44:18,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:18,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698877566] [2024-11-16 08:44:18,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:18,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:18,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:18,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:18,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698877566] [2024-11-16 08:44:18,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698877566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:18,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:18,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:18,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526064962] [2024-11-16 08:44:18,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:18,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:18,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:18,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:18,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:18,824 INFO L87 Difference]: Start difference. First operand 950 states and 1238 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:19,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:19,717 INFO L93 Difference]: Finished difference Result 1569 states and 2061 transitions. [2024-11-16 08:44:19,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:19,717 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2024-11-16 08:44:19,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:19,718 INFO L225 Difference]: With dead ends: 1569 [2024-11-16 08:44:19,718 INFO L226 Difference]: Without dead ends: 1407 [2024-11-16 08:44:19,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:19,719 INFO L432 NwaCegarLoop]: 622 mSDtfsCounter, 3844 mSDsluCounter, 1940 mSDsCounter, 0 mSdLazyCounter, 1794 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3844 SdHoareTripleChecker+Valid, 2562 SdHoareTripleChecker+Invalid, 1800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:19,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3844 Valid, 2562 Invalid, 1800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1794 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:44:19,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2024-11-16 08:44:19,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 950. [2024-11-16 08:44:19,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 928 states have (on average 1.331896551724138) internal successors, (1236), 949 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:19,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1236 transitions. [2024-11-16 08:44:19,728 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1236 transitions. Word has length 99 [2024-11-16 08:44:19,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:19,728 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1236 transitions. [2024-11-16 08:44:19,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:19,728 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1236 transitions. [2024-11-16 08:44:19,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-16 08:44:19,729 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:19,729 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] [2024-11-16 08:44:19,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-16 08:44:19,729 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:19,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:19,730 INFO L85 PathProgramCache]: Analyzing trace with hash -336509802, now seen corresponding path program 1 times [2024-11-16 08:44:19,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:19,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421917692] [2024-11-16 08:44:19,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:19,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:20,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:20,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:20,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421917692] [2024-11-16 08:44:20,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421917692] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:20,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:20,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:20,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461908280] [2024-11-16 08:44:20,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:20,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:20,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:20,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:20,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:20,013 INFO L87 Difference]: Start difference. First operand 950 states and 1236 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:20,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:20,794 INFO L93 Difference]: Finished difference Result 1569 states and 2059 transitions. [2024-11-16 08:44:20,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:44:20,795 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2024-11-16 08:44:20,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:20,796 INFO L225 Difference]: With dead ends: 1569 [2024-11-16 08:44:20,796 INFO L226 Difference]: Without dead ends: 1407 [2024-11-16 08:44:20,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:20,797 INFO L432 NwaCegarLoop]: 567 mSDtfsCounter, 2895 mSDsluCounter, 2015 mSDsCounter, 0 mSdLazyCounter, 1745 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2895 SdHoareTripleChecker+Valid, 2582 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:20,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2895 Valid, 2582 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1745 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:44:20,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2024-11-16 08:44:20,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 950. [2024-11-16 08:44:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 928 states have (on average 1.3297413793103448) internal successors, (1234), 949 states have internal predecessors, (1234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1234 transitions. [2024-11-16 08:44:20,808 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1234 transitions. Word has length 99 [2024-11-16 08:44:20,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:20,808 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1234 transitions. [2024-11-16 08:44:20,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1234 transitions. [2024-11-16 08:44:20,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-16 08:44:20,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:20,810 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] [2024-11-16 08:44:20,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-16 08:44:20,811 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:20,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:20,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1676540102, now seen corresponding path program 1 times [2024-11-16 08:44:20,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:20,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294287173] [2024-11-16 08:44:20,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:20,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:21,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:21,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294287173] [2024-11-16 08:44:21,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294287173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:21,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:21,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:21,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616646920] [2024-11-16 08:44:21,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:21,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:21,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:21,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:21,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:21,080 INFO L87 Difference]: Start difference. First operand 950 states and 1234 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:21,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:21,821 INFO L93 Difference]: Finished difference Result 1569 states and 2055 transitions. [2024-11-16 08:44:21,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:21,821 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2024-11-16 08:44:21,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:21,822 INFO L225 Difference]: With dead ends: 1569 [2024-11-16 08:44:21,822 INFO L226 Difference]: Without dead ends: 1407 [2024-11-16 08:44:21,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:21,823 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 4137 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4137 SdHoareTripleChecker+Valid, 2348 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:21,823 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4137 Valid, 2348 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:44:21,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2024-11-16 08:44:21,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 950. [2024-11-16 08:44:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 928 states have (on average 1.3275862068965518) internal successors, (1232), 949 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1232 transitions. [2024-11-16 08:44:21,834 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1232 transitions. Word has length 99 [2024-11-16 08:44:21,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:21,836 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1232 transitions. [2024-11-16 08:44:21,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1232 transitions. [2024-11-16 08:44:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-16 08:44:21,838 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:21,838 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] [2024-11-16 08:44:21,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-16 08:44:21,838 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:21,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:21,839 INFO L85 PathProgramCache]: Analyzing trace with hash -2037968089, now seen corresponding path program 1 times [2024-11-16 08:44:21,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:21,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6477717] [2024-11-16 08:44:21,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:21,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:44:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:44:22,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:44:22,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6477717] [2024-11-16 08:44:22,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6477717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:44:22,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:44:22,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:44:22,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702968673] [2024-11-16 08:44:22,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:44:22,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:44:22,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:44:22,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:44:22,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:44:22,118 INFO L87 Difference]: Start difference. First operand 950 states and 1232 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:22,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:44:22,971 INFO L93 Difference]: Finished difference Result 1566 states and 2050 transitions. [2024-11-16 08:44:22,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:44:22,971 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2024-11-16 08:44:22,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:44:22,973 INFO L225 Difference]: With dead ends: 1566 [2024-11-16 08:44:22,973 INFO L226 Difference]: Without dead ends: 1407 [2024-11-16 08:44:22,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:44:22,973 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 4133 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4133 SdHoareTripleChecker+Valid, 2348 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:44:22,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4133 Valid, 2348 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1588 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:44:22,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2024-11-16 08:44:22,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 950. [2024-11-16 08:44:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 928 states have (on average 1.3265086206896552) internal successors, (1231), 949 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1231 transitions. [2024-11-16 08:44:22,981 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1231 transitions. Word has length 99 [2024-11-16 08:44:22,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:44:22,981 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1231 transitions. [2024-11-16 08:44:22,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 8 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:44:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1231 transitions. [2024-11-16 08:44:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-16 08:44:22,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:44:22,982 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] [2024-11-16 08:44:22,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-16 08:44:22,983 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:44:22,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:44:22,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1958147786, now seen corresponding path program 1 times [2024-11-16 08:44:22,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:44:22,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203000666] [2024-11-16 08:44:22,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:44:22,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:44:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat