./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.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 930b16bc37a672cceaa805d09eab083d07141f7f88feaee710c310c880a88e07 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 03:58:00,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 03:58:00,962 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 03:58:00,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 03:58:00,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 03:58:01,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 03:58:01,001 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 03:58:01,001 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 03:58:01,002 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 03:58:01,003 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 03:58:01,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 03:58:01,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 03:58:01,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 03:58:01,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 03:58:01,007 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 03:58:01,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 03:58:01,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 03:58:01,008 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 03:58:01,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 03:58:01,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 03:58:01,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 03:58:01,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 03:58:01,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 03:58:01,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 03:58:01,011 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 03:58:01,011 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 03:58:01,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 03:58:01,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 03:58:01,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 03:58:01,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 03:58:01,013 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 03:58:01,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 03:58:01,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 03:58:01,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 03:58:01,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 03:58:01,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 03:58:01,015 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 03:58:01,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 03:58:01,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 03:58:01,016 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 03:58:01,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 03:58:01,017 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 03:58:01,017 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 930b16bc37a672cceaa805d09eab083d07141f7f88feaee710c310c880a88e07 [2024-10-14 03:58:01,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 03:58:01,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 03:58:01,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 03:58:01,330 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 03:58:01,330 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 03:58:01,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-10-14 03:58:02,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 03:58:03,300 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 03:58:03,301 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-10-14 03:58:03,336 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34afc9ceb/ec8a9467abfa4cd8ac721da57870ac9c/FLAG89c73de53 [2024-10-14 03:58:03,352 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34afc9ceb/ec8a9467abfa4cd8ac721da57870ac9c [2024-10-14 03:58:03,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 03:58:03,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 03:58:03,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 03:58:03,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 03:58:03,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 03:58:03,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:58:03" (1/1) ... [2024-10-14 03:58:03,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456974d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:03, skipping insertion in model container [2024-10-14 03:58:03,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:58:03" (1/1) ... [2024-10-14 03:58:03,474 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 03:58:04,015 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[37686,37699] [2024-10-14 03:58:04,131 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[53661,53674] [2024-10-14 03:58:04,173 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[61658,61671] [2024-10-14 03:58:04,191 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[65640,65653] [2024-10-14 03:58:04,209 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[69487,69500] [2024-10-14 03:58:04,255 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[86510,86523] [2024-10-14 03:58:04,290 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[94544,94557] [2024-10-14 03:58:04,302 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[98563,98576] [2024-10-14 03:58:04,321 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[102447,102460] [2024-10-14 03:58:04,342 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[106961,106974] [2024-10-14 03:58:04,358 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[110869,110882] [2024-10-14 03:58:04,369 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[114888,114901] [2024-10-14 03:58:04,390 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[118772,118785] [2024-10-14 03:58:04,414 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[122907,122920] [2024-10-14 03:58:04,427 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[126958,126971] [2024-10-14 03:58:04,446 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[130958,130971] [2024-10-14 03:58:04,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 03:58:04,543 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 03:58:04,686 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[37686,37699] [2024-10-14 03:58:04,720 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[53661,53674] [2024-10-14 03:58:04,737 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[61658,61671] [2024-10-14 03:58:04,747 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[65640,65653] [2024-10-14 03:58:04,756 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[69487,69500] [2024-10-14 03:58:04,788 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[86510,86523] [2024-10-14 03:58:04,804 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[94544,94557] [2024-10-14 03:58:04,814 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[98563,98576] [2024-10-14 03:58:04,822 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[102447,102460] [2024-10-14 03:58:04,839 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[106961,106974] [2024-10-14 03:58:04,847 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[110869,110882] [2024-10-14 03:58:04,860 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[114888,114901] [2024-10-14 03:58:04,869 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[118772,118785] [2024-10-14 03:58:04,879 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[122907,122920] [2024-10-14 03:58:04,887 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[126958,126971] [2024-10-14 03:58:04,896 WARN L248 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.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[130958,130971] [2024-10-14 03:58:04,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 03:58:04,952 INFO L204 MainTranslator]: Completed translation [2024-10-14 03:58:04,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04 WrapperNode [2024-10-14 03:58:04,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 03:58:04,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 03:58:04,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 03:58:04,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 03:58:04,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,144 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6234 [2024-10-14 03:58:05,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 03:58:05,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 03:58:05,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 03:58:05,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 03:58:05,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,182 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,239 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]. [2024-10-14 03:58:05,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 03:58:05,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 03:58:05,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 03:58:05,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 03:58:05,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (1/1) ... [2024-10-14 03:58:05,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 03:58:05,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 03:58:05,396 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) [2024-10-14 03:58:05,449 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 [2024-10-14 03:58:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 03:58:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 03:58:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 03:58:05,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 03:58:05,755 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 03:58:05,756 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 03:58:08,752 INFO L? ?]: Removed 1254 outVars from TransFormulas that were not future-live. [2024-10-14 03:58:08,752 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 03:58:08,862 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 03:58:08,863 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 03:58:08,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:58:08 BoogieIcfgContainer [2024-10-14 03:58:08,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 03:58:08,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 03:58:08,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 03:58:08,869 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 03:58:08,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:58:03" (1/3) ... [2024-10-14 03:58:08,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1065e73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:58:08, skipping insertion in model container [2024-10-14 03:58:08,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:58:04" (2/3) ... [2024-10-14 03:58:08,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1065e73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:58:08, skipping insertion in model container [2024-10-14 03:58:08,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:58:08" (3/3) ... [2024-10-14 03:58:08,874 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-10-14 03:58:08,895 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 03:58:08,895 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-10-14 03:58:09,022 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 03:58:09,031 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;@48803be7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 03:58:09,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-10-14 03:58:09,047 INFO L276 IsEmpty]: Start isEmpty. Operand has 1191 states, 1174 states have (on average 1.7717206132879046) internal successors, (2080), 1190 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:09,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-14 03:58:09,075 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:09,076 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] [2024-10-14 03:58:09,078 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:09,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:09,089 INFO L85 PathProgramCache]: Analyzing trace with hash -959725519, now seen corresponding path program 1 times [2024-10-14 03:58:09,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:09,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638314741] [2024-10-14 03:58:09,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:09,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:09,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:09,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638314741] [2024-10-14 03:58:09,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638314741] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:09,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:09,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 03:58:09,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144012841] [2024-10-14 03:58:09,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:09,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 03:58:09,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:09,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 03:58:09,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 03:58:09,874 INFO L87 Difference]: Start difference. First operand has 1191 states, 1174 states have (on average 1.7717206132879046) internal successors, (2080), 1190 states have internal predecessors, (2080), 0 states have call successors, (0), 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 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:10,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:10,735 INFO L93 Difference]: Finished difference Result 1407 states and 2415 transitions. [2024-10-14 03:58:10,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 03:58:10,738 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-10-14 03:58:10,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:10,760 INFO L225 Difference]: With dead ends: 1407 [2024-10-14 03:58:10,760 INFO L226 Difference]: Without dead ends: 809 [2024-10-14 03:58:10,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:58:10,769 INFO L432 NwaCegarLoop]: 803 mSDtfsCounter, 4020 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 577 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4020 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:10,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4020 Valid, 843 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 577 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:10,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2024-10-14 03:58:10,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 809. [2024-10-14 03:58:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 793 states have (on average 1.2824716267339218) internal successors, (1017), 808 states have internal predecessors, (1017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1017 transitions. [2024-10-14 03:58:10,850 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1017 transitions. Word has length 72 [2024-10-14 03:58:10,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:10,851 INFO L471 AbstractCegarLoop]: Abstraction has 809 states and 1017 transitions. [2024-10-14 03:58:10,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:10,852 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1017 transitions. [2024-10-14 03:58:10,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-14 03:58:10,856 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:10,856 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] [2024-10-14 03:58:10,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 03:58:10,857 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:10,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:10,858 INFO L85 PathProgramCache]: Analyzing trace with hash -968066446, now seen corresponding path program 1 times [2024-10-14 03:58:10,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:10,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107259082] [2024-10-14 03:58:10,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:10,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:11,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:11,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107259082] [2024-10-14 03:58:11,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107259082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:11,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:11,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 03:58:11,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463175558] [2024-10-14 03:58:11,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:11,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 03:58:11,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:11,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 03:58:11,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 03:58:11,077 INFO L87 Difference]: Start difference. First operand 809 states and 1017 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:11,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:11,597 INFO L93 Difference]: Finished difference Result 1103 states and 1401 transitions. [2024-10-14 03:58:11,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 03:58:11,597 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-10-14 03:58:11,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:11,601 INFO L225 Difference]: With dead ends: 1103 [2024-10-14 03:58:11,601 INFO L226 Difference]: Without dead ends: 682 [2024-10-14 03:58:11,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:58:11,604 INFO L432 NwaCegarLoop]: 457 mSDtfsCounter, 2561 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2561 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:11,607 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2561 Valid, 461 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:11,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2024-10-14 03:58:11,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2024-10-14 03:58:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 682 states, 666 states have (on average 1.3048048048048049) internal successors, (869), 681 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 869 transitions. [2024-10-14 03:58:11,634 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 869 transitions. Word has length 72 [2024-10-14 03:58:11,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:11,635 INFO L471 AbstractCegarLoop]: Abstraction has 682 states and 869 transitions. [2024-10-14 03:58:11,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:11,635 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 869 transitions. [2024-10-14 03:58:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-14 03:58:11,637 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:11,637 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] [2024-10-14 03:58:11,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 03:58:11,638 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:11,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:11,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1526182328, now seen corresponding path program 1 times [2024-10-14 03:58:11,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:11,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802397283] [2024-10-14 03:58:11,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:11,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:11,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:11,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:11,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802397283] [2024-10-14 03:58:11,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802397283] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:11,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:11,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 03:58:11,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664203281] [2024-10-14 03:58:11,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:11,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 03:58:11,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:11,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 03:58:11,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 03:58:11,832 INFO L87 Difference]: Start difference. First operand 682 states and 869 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:12,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:12,156 INFO L93 Difference]: Finished difference Result 820 states and 1033 transitions. [2024-10-14 03:58:12,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 03:58:12,157 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-10-14 03:58:12,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:12,159 INFO L225 Difference]: With dead ends: 820 [2024-10-14 03:58:12,159 INFO L226 Difference]: Without dead ends: 482 [2024-10-14 03:58:12,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:58:12,160 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 1748 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1748 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:12,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1748 Valid, 361 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:12,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-10-14 03:58:12,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 482. [2024-10-14 03:58:12,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 466 states have (on average 1.3090128755364807) internal successors, (610), 481 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 610 transitions. [2024-10-14 03:58:12,170 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 610 transitions. Word has length 72 [2024-10-14 03:58:12,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:12,170 INFO L471 AbstractCegarLoop]: Abstraction has 482 states and 610 transitions. [2024-10-14 03:58:12,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 610 transitions. [2024-10-14 03:58:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-14 03:58:12,172 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:12,172 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] [2024-10-14 03:58:12,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 03:58:12,173 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:12,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:12,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1953545306, now seen corresponding path program 1 times [2024-10-14 03:58:12,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:12,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022894180] [2024-10-14 03:58:12,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:12,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:12,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:12,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022894180] [2024-10-14 03:58:12,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022894180] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:12,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:12,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 03:58:12,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409078832] [2024-10-14 03:58:12,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:12,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 03:58:12,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:12,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 03:58:12,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 03:58:12,312 INFO L87 Difference]: Start difference. First operand 482 states and 610 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:12,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:12,593 INFO L93 Difference]: Finished difference Result 692 states and 881 transitions. [2024-10-14 03:58:12,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 03:58:12,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2024-10-14 03:58:12,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:12,595 INFO L225 Difference]: With dead ends: 692 [2024-10-14 03:58:12,596 INFO L226 Difference]: Without dead ends: 430 [2024-10-14 03:58:12,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:58:12,597 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 1583 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:12,597 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1583 Valid, 335 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:12,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2024-10-14 03:58:12,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2024-10-14 03:58:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.318840579710145) internal successors, (546), 429 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 546 transitions. [2024-10-14 03:58:12,606 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 546 transitions. Word has length 74 [2024-10-14 03:58:12,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:12,607 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 546 transitions. [2024-10-14 03:58:12,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:12,607 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 546 transitions. [2024-10-14 03:58:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-10-14 03:58:12,608 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:12,608 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] [2024-10-14 03:58:12,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 03:58:12,609 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:12,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:12,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1983390979, now seen corresponding path program 1 times [2024-10-14 03:58:12,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:12,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668590544] [2024-10-14 03:58:12,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:12,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:12,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:12,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:12,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668590544] [2024-10-14 03:58:12,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668590544] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:12,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:12,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 03:58:12,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204988630] [2024-10-14 03:58:12,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:12,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 03:58:12,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:12,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 03:58:12,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 03:58:12,821 INFO L87 Difference]: Start difference. First operand 430 states and 546 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:13,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:13,111 INFO L93 Difference]: Finished difference Result 658 states and 843 transitions. [2024-10-14 03:58:13,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 03:58:13,111 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2024-10-14 03:58:13,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:13,113 INFO L225 Difference]: With dead ends: 658 [2024-10-14 03:58:13,114 INFO L226 Difference]: Without dead ends: 422 [2024-10-14 03:58:13,114 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:58:13,115 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 1506 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:13,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1506 Valid, 310 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:13,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2024-10-14 03:58:13,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 422. [2024-10-14 03:58:13,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3201970443349753) internal successors, (536), 421 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 536 transitions. [2024-10-14 03:58:13,123 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 536 transitions. Word has length 76 [2024-10-14 03:58:13,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:13,123 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 536 transitions. [2024-10-14 03:58:13,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 536 transitions. [2024-10-14 03:58:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-14 03:58:13,128 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:13,128 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] [2024-10-14 03:58:13,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 03:58:13,129 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:13,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:13,129 INFO L85 PathProgramCache]: Analyzing trace with hash 802660192, now seen corresponding path program 1 times [2024-10-14 03:58:13,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:13,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620486584] [2024-10-14 03:58:13,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:13,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:13,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:13,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620486584] [2024-10-14 03:58:13,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620486584] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:13,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:13,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 03:58:13,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699897362] [2024-10-14 03:58:13,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:13,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:58:13,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:13,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:58:13,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:58:13,595 INFO L87 Difference]: Start difference. First operand 422 states and 536 transitions. Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:14,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:14,289 INFO L93 Difference]: Finished difference Result 820 states and 1025 transitions. [2024-10-14 03:58:14,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 03:58:14,290 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-10-14 03:58:14,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:14,292 INFO L225 Difference]: With dead ends: 820 [2024-10-14 03:58:14,293 INFO L226 Difference]: Without dead ends: 591 [2024-10-14 03:58:14,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2024-10-14 03:58:14,294 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1885 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 857 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1885 SdHoareTripleChecker+Valid, 1003 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:14,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1885 Valid, 1003 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 857 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:14,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2024-10-14 03:58:14,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 422. [2024-10-14 03:58:14,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3177339901477831) internal successors, (535), 421 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 535 transitions. [2024-10-14 03:58:14,305 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 535 transitions. Word has length 78 [2024-10-14 03:58:14,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:14,306 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 535 transitions. [2024-10-14 03:58:14,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:14,306 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 535 transitions. [2024-10-14 03:58:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-14 03:58:14,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:14,308 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] [2024-10-14 03:58:14,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 03:58:14,308 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:14,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:14,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1668159008, now seen corresponding path program 1 times [2024-10-14 03:58:14,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:14,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451645076] [2024-10-14 03:58:14,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:14,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:14,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:14,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:14,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451645076] [2024-10-14 03:58:14,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451645076] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:14,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:14,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:14,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632668314] [2024-10-14 03:58:14,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:14,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:14,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:14,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:14,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:14,634 INFO L87 Difference]: Start difference. First operand 422 states and 535 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:15,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:15,367 INFO L93 Difference]: Finished difference Result 632 states and 791 transitions. [2024-10-14 03:58:15,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 03:58:15,368 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-10-14 03:58:15,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:15,370 INFO L225 Difference]: With dead ends: 632 [2024-10-14 03:58:15,370 INFO L226 Difference]: Without dead ends: 626 [2024-10-14 03:58:15,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-14 03:58:15,372 INFO L432 NwaCegarLoop]: 304 mSDtfsCounter, 1453 mSDsluCounter, 980 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:15,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1453 Valid, 1284 Invalid, 943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 939 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:15,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2024-10-14 03:58:15,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 422. [2024-10-14 03:58:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3152709359605912) internal successors, (534), 421 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 534 transitions. [2024-10-14 03:58:15,384 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 534 transitions. Word has length 78 [2024-10-14 03:58:15,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:15,385 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 534 transitions. [2024-10-14 03:58:15,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 534 transitions. [2024-10-14 03:58:15,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-14 03:58:15,386 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:15,386 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] [2024-10-14 03:58:15,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 03:58:15,387 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:15,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:15,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1675317728, now seen corresponding path program 1 times [2024-10-14 03:58:15,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:15,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392213180] [2024-10-14 03:58:15,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:15,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:15,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:15,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392213180] [2024-10-14 03:58:15,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392213180] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:15,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:15,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:15,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044950374] [2024-10-14 03:58:15,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:15,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:15,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:15,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:15,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:15,861 INFO L87 Difference]: Start difference. First operand 422 states and 534 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:16,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:16,817 INFO L93 Difference]: Finished difference Result 736 states and 935 transitions. [2024-10-14 03:58:16,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-14 03:58:16,818 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-10-14 03:58:16,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:16,820 INFO L225 Difference]: With dead ends: 736 [2024-10-14 03:58:16,820 INFO L226 Difference]: Without dead ends: 665 [2024-10-14 03:58:16,821 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=130, Invalid=376, Unknown=0, NotChecked=0, Total=506 [2024-10-14 03:58:16,822 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 1427 mSDsluCounter, 1745 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:16,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1427 Valid, 2046 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1621 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 03:58:16,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-10-14 03:58:16,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 437. [2024-10-14 03:58:16,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 421 states have (on average 1.3182897862232779) internal successors, (555), 436 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:16,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 555 transitions. [2024-10-14 03:58:16,831 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 555 transitions. Word has length 78 [2024-10-14 03:58:16,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:16,832 INFO L471 AbstractCegarLoop]: Abstraction has 437 states and 555 transitions. [2024-10-14 03:58:16,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:16,832 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 555 transitions. [2024-10-14 03:58:16,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-14 03:58:16,833 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:16,833 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:58:16,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 03:58:16,834 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:16,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:16,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1353353792, now seen corresponding path program 1 times [2024-10-14 03:58:16,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:16,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737824491] [2024-10-14 03:58:16,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:16,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:17,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:17,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737824491] [2024-10-14 03:58:17,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737824491] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:17,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:17,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:17,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316295257] [2024-10-14 03:58:17,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:17,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:17,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:17,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:17,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:17,260 INFO L87 Difference]: Start difference. First operand 437 states and 555 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:18,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:18,186 INFO L93 Difference]: Finished difference Result 770 states and 994 transitions. [2024-10-14 03:58:18,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 03:58:18,187 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-10-14 03:58:18,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:18,190 INFO L225 Difference]: With dead ends: 770 [2024-10-14 03:58:18,190 INFO L226 Difference]: Without dead ends: 667 [2024-10-14 03:58:18,191 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=342, Unknown=0, NotChecked=0, Total=462 [2024-10-14 03:58:18,194 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 2165 mSDsluCounter, 1689 mSDsCounter, 0 mSdLazyCounter, 1411 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2165 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 1420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:18,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2165 Valid, 2040 Invalid, 1420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1411 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:18,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2024-10-14 03:58:18,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 437. [2024-10-14 03:58:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 421 states have (on average 1.3159144893111638) internal successors, (554), 436 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 554 transitions. [2024-10-14 03:58:18,205 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 554 transitions. Word has length 78 [2024-10-14 03:58:18,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:18,205 INFO L471 AbstractCegarLoop]: Abstraction has 437 states and 554 transitions. [2024-10-14 03:58:18,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 554 transitions. [2024-10-14 03:58:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-14 03:58:18,207 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:18,207 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] [2024-10-14 03:58:18,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 03:58:18,207 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:18,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:18,208 INFO L85 PathProgramCache]: Analyzing trace with hash 635131159, now seen corresponding path program 1 times [2024-10-14 03:58:18,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:18,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456838809] [2024-10-14 03:58:18,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:18,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:18,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:18,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:18,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456838809] [2024-10-14 03:58:18,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456838809] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:18,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:18,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:18,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767336488] [2024-10-14 03:58:18,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:18,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:18,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:18,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:18,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:18,631 INFO L87 Difference]: Start difference. First operand 437 states and 554 transitions. Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:19,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:19,387 INFO L93 Difference]: Finished difference Result 759 states and 981 transitions. [2024-10-14 03:58:19,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:19,388 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-10-14 03:58:19,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:19,390 INFO L225 Difference]: With dead ends: 759 [2024-10-14 03:58:19,390 INFO L226 Difference]: Without dead ends: 665 [2024-10-14 03:58:19,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-10-14 03:58:19,391 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 2110 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 1028 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2110 SdHoareTripleChecker+Valid, 1527 SdHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:19,392 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2110 Valid, 1527 Invalid, 1032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1028 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:19,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-10-14 03:58:19,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 437. [2024-10-14 03:58:19,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 421 states have (on average 1.3135391923990498) internal successors, (553), 436 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 553 transitions. [2024-10-14 03:58:19,401 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 553 transitions. Word has length 79 [2024-10-14 03:58:19,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:19,402 INFO L471 AbstractCegarLoop]: Abstraction has 437 states and 553 transitions. [2024-10-14 03:58:19,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 553 transitions. [2024-10-14 03:58:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-14 03:58:19,403 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:19,403 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] [2024-10-14 03:58:19,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 03:58:19,404 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:19,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:19,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1605144151, now seen corresponding path program 1 times [2024-10-14 03:58:19,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:19,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79737553] [2024-10-14 03:58:19,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:19,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:19,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:19,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:19,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79737553] [2024-10-14 03:58:19,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79737553] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:19,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:19,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:19,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806901468] [2024-10-14 03:58:19,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:19,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:19,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:19,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:19,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:19,782 INFO L87 Difference]: Start difference. First operand 437 states and 553 transitions. Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:20,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:20,487 INFO L93 Difference]: Finished difference Result 732 states and 939 transitions. [2024-10-14 03:58:20,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:20,488 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-10-14 03:58:20,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:20,490 INFO L225 Difference]: With dead ends: 732 [2024-10-14 03:58:20,490 INFO L226 Difference]: Without dead ends: 657 [2024-10-14 03:58:20,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:20,493 INFO L432 NwaCegarLoop]: 347 mSDtfsCounter, 1613 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:20,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1613 Valid, 1456 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:20,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2024-10-14 03:58:20,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 437. [2024-10-14 03:58:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 421 states have (on average 1.3111638954869358) internal successors, (552), 436 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 552 transitions. [2024-10-14 03:58:20,503 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 552 transitions. Word has length 79 [2024-10-14 03:58:20,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:20,503 INFO L471 AbstractCegarLoop]: Abstraction has 437 states and 552 transitions. [2024-10-14 03:58:20,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 552 transitions. [2024-10-14 03:58:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-14 03:58:20,508 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:20,508 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] [2024-10-14 03:58:20,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 03:58:20,508 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:20,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:20,509 INFO L85 PathProgramCache]: Analyzing trace with hash 2112102967, now seen corresponding path program 1 times [2024-10-14 03:58:20,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:20,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112897434] [2024-10-14 03:58:20,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:20,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:20,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:20,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:20,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112897434] [2024-10-14 03:58:20,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112897434] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:20,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:20,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:20,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187903774] [2024-10-14 03:58:20,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:20,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:20,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:20,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:20,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:20,839 INFO L87 Difference]: Start difference. First operand 437 states and 552 transitions. Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:21,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:21,746 INFO L93 Difference]: Finished difference Result 791 states and 1017 transitions. [2024-10-14 03:58:21,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:21,747 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-10-14 03:58:21,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:21,749 INFO L225 Difference]: With dead ends: 791 [2024-10-14 03:58:21,749 INFO L226 Difference]: Without dead ends: 654 [2024-10-14 03:58:21,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:21,750 INFO L432 NwaCegarLoop]: 596 mSDtfsCounter, 1615 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1521 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2542 SdHoareTripleChecker+Invalid, 1524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:21,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1615 Valid, 2542 Invalid, 1524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1521 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 03:58:21,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-10-14 03:58:21,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 422. [2024-10-14 03:58:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3078817733990147) internal successors, (531), 421 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:21,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 531 transitions. [2024-10-14 03:58:21,759 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 531 transitions. Word has length 79 [2024-10-14 03:58:21,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:21,760 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 531 transitions. [2024-10-14 03:58:21,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:21,760 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 531 transitions. [2024-10-14 03:58:21,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-14 03:58:21,761 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:21,761 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] [2024-10-14 03:58:21,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 03:58:21,762 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:21,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:21,762 INFO L85 PathProgramCache]: Analyzing trace with hash 968830309, now seen corresponding path program 1 times [2024-10-14 03:58:21,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:21,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039722318] [2024-10-14 03:58:21,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:21,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:22,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:22,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:22,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039722318] [2024-10-14 03:58:22,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039722318] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:22,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:22,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:22,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63694678] [2024-10-14 03:58:22,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:22,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:22,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:22,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:22,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:22,057 INFO L87 Difference]: Start difference. First operand 422 states and 531 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:22,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:22,786 INFO L93 Difference]: Finished difference Result 806 states and 1031 transitions. [2024-10-14 03:58:22,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:22,787 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-10-14 03:58:22,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:22,789 INFO L225 Difference]: With dead ends: 806 [2024-10-14 03:58:22,789 INFO L226 Difference]: Without dead ends: 654 [2024-10-14 03:58:22,790 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:22,791 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 1577 mSDsluCounter, 1445 mSDsCounter, 0 mSdLazyCounter, 1176 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1577 SdHoareTripleChecker+Valid, 1958 SdHoareTripleChecker+Invalid, 1180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:22,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1577 Valid, 1958 Invalid, 1180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1176 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:22,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-10-14 03:58:22,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 422. [2024-10-14 03:58:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3054187192118227) internal successors, (530), 421 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 530 transitions. [2024-10-14 03:58:22,800 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 530 transitions. Word has length 80 [2024-10-14 03:58:22,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:22,800 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 530 transitions. [2024-10-14 03:58:22,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 530 transitions. [2024-10-14 03:58:22,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-14 03:58:22,801 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:22,802 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] [2024-10-14 03:58:22,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 03:58:22,802 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:22,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:22,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1772365797, now seen corresponding path program 1 times [2024-10-14 03:58:22,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:22,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707749522] [2024-10-14 03:58:22,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:22,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:23,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:23,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707749522] [2024-10-14 03:58:23,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707749522] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:23,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:23,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:23,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634436571] [2024-10-14 03:58:23,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:23,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:23,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:23,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:23,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:23,174 INFO L87 Difference]: Start difference. First operand 422 states and 530 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:24,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:24,041 INFO L93 Difference]: Finished difference Result 753 states and 965 transitions. [2024-10-14 03:58:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:24,042 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-10-14 03:58:24,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:24,044 INFO L225 Difference]: With dead ends: 753 [2024-10-14 03:58:24,044 INFO L226 Difference]: Without dead ends: 650 [2024-10-14 03:58:24,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-10-14 03:58:24,045 INFO L432 NwaCegarLoop]: 481 mSDtfsCounter, 1647 mSDsluCounter, 1562 mSDsCounter, 0 mSdLazyCounter, 1381 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2043 SdHoareTripleChecker+Invalid, 1384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:24,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1647 Valid, 2043 Invalid, 1384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1381 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:24,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-10-14 03:58:24,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 422. [2024-10-14 03:58:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3029556650246306) internal successors, (529), 421 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 529 transitions. [2024-10-14 03:58:24,053 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 529 transitions. Word has length 80 [2024-10-14 03:58:24,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:24,054 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 529 transitions. [2024-10-14 03:58:24,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 529 transitions. [2024-10-14 03:58:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-14 03:58:24,055 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:24,055 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] [2024-10-14 03:58:24,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 03:58:24,056 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:24,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:24,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1109843867, now seen corresponding path program 1 times [2024-10-14 03:58:24,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:24,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973652986] [2024-10-14 03:58:24,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:24,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:24,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:24,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:24,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973652986] [2024-10-14 03:58:24,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973652986] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:24,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:24,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:24,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171479290] [2024-10-14 03:58:24,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:24,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:24,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:24,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:24,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:24,392 INFO L87 Difference]: Start difference. First operand 422 states and 529 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:25,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:25,080 INFO L93 Difference]: Finished difference Result 721 states and 918 transitions. [2024-10-14 03:58:25,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:25,081 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-10-14 03:58:25,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:25,083 INFO L225 Difference]: With dead ends: 721 [2024-10-14 03:58:25,083 INFO L226 Difference]: Without dead ends: 642 [2024-10-14 03:58:25,084 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:25,084 INFO L432 NwaCegarLoop]: 389 mSDtfsCounter, 1594 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 1019 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:25,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1594 Valid, 1581 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1019 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:25,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2024-10-14 03:58:25,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 422. [2024-10-14 03:58:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.3004926108374384) internal successors, (528), 421 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 528 transitions. [2024-10-14 03:58:25,092 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 528 transitions. Word has length 80 [2024-10-14 03:58:25,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:25,092 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 528 transitions. [2024-10-14 03:58:25,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 528 transitions. [2024-10-14 03:58:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-14 03:58:25,094 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:25,094 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] [2024-10-14 03:58:25,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 03:58:25,094 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:25,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:25,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1167764005, now seen corresponding path program 1 times [2024-10-14 03:58:25,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:25,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921305662] [2024-10-14 03:58:25,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:25,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:25,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:25,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921305662] [2024-10-14 03:58:25,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921305662] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:25,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:25,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:25,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846181868] [2024-10-14 03:58:25,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:25,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:25,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:25,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:25,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:25,436 INFO L87 Difference]: Start difference. First operand 422 states and 528 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:26,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:26,132 INFO L93 Difference]: Finished difference Result 697 states and 879 transitions. [2024-10-14 03:58:26,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 03:58:26,132 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-10-14 03:58:26,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:26,136 INFO L225 Difference]: With dead ends: 697 [2024-10-14 03:58:26,136 INFO L226 Difference]: Without dead ends: 626 [2024-10-14 03:58:26,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-14 03:58:26,137 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 1397 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:26,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1397 Valid, 1350 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:26,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2024-10-14 03:58:26,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 422. [2024-10-14 03:58:26,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.2980295566502462) internal successors, (527), 421 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:26,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 527 transitions. [2024-10-14 03:58:26,147 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 527 transitions. Word has length 80 [2024-10-14 03:58:26,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:26,147 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 527 transitions. [2024-10-14 03:58:26,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 527 transitions. [2024-10-14 03:58:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-14 03:58:26,149 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:26,149 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:58:26,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-14 03:58:26,150 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:26,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:26,151 INFO L85 PathProgramCache]: Analyzing trace with hash 845800069, now seen corresponding path program 1 times [2024-10-14 03:58:26,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:26,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547670815] [2024-10-14 03:58:26,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:26,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:26,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:26,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547670815] [2024-10-14 03:58:26,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547670815] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:26,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:26,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:26,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895507195] [2024-10-14 03:58:26,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:26,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:26,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:26,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:26,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:26,435 INFO L87 Difference]: Start difference. First operand 422 states and 527 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:27,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:27,228 INFO L93 Difference]: Finished difference Result 753 states and 963 transitions. [2024-10-14 03:58:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:27,228 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-10-14 03:58:27,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:27,230 INFO L225 Difference]: With dead ends: 753 [2024-10-14 03:58:27,231 INFO L226 Difference]: Without dead ends: 650 [2024-10-14 03:58:27,231 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:27,232 INFO L432 NwaCegarLoop]: 503 mSDtfsCounter, 1082 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1082 SdHoareTripleChecker+Valid, 2126 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:27,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1082 Valid, 2126 Invalid, 1257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:27,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-10-14 03:58:27,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 422. [2024-10-14 03:58:27,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 406 states have (on average 1.2955665024630543) internal successors, (526), 421 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 526 transitions. [2024-10-14 03:58:27,241 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 526 transitions. Word has length 80 [2024-10-14 03:58:27,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:27,241 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 526 transitions. [2024-10-14 03:58:27,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 526 transitions. [2024-10-14 03:58:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-14 03:58:27,242 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:27,243 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] [2024-10-14 03:58:27,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-14 03:58:27,243 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:27,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:27,243 INFO L85 PathProgramCache]: Analyzing trace with hash 436282523, now seen corresponding path program 1 times [2024-10-14 03:58:27,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:27,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996985677] [2024-10-14 03:58:27,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:27,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:27,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:27,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996985677] [2024-10-14 03:58:27,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996985677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:27,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:27,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:27,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266502713] [2024-10-14 03:58:27,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:27,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:27,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:27,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:27,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:27,600 INFO L87 Difference]: Start difference. First operand 422 states and 526 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:28,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:28,216 INFO L93 Difference]: Finished difference Result 691 states and 870 transitions. [2024-10-14 03:58:28,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:28,217 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-10-14 03:58:28,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:28,219 INFO L225 Difference]: With dead ends: 691 [2024-10-14 03:58:28,219 INFO L226 Difference]: Without dead ends: 625 [2024-10-14 03:58:28,219 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:28,220 INFO L432 NwaCegarLoop]: 328 mSDtfsCounter, 1674 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1674 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:28,220 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1674 Valid, 1682 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:28,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-14 03:58:28,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 421. [2024-10-14 03:58:28,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 405 states have (on average 1.2938271604938272) internal successors, (524), 420 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 524 transitions. [2024-10-14 03:58:28,227 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 524 transitions. Word has length 80 [2024-10-14 03:58:28,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:28,228 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 524 transitions. [2024-10-14 03:58:28,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 524 transitions. [2024-10-14 03:58:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 03:58:28,229 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:28,229 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] [2024-10-14 03:58:28,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-14 03:58:28,229 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:28,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:28,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1402771346, now seen corresponding path program 1 times [2024-10-14 03:58:28,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:28,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669295854] [2024-10-14 03:58:28,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:28,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:28,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:28,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669295854] [2024-10-14 03:58:28,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669295854] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:28,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:28,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:28,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816355068] [2024-10-14 03:58:28,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:28,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:28,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:28,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:28,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:28,549 INFO L87 Difference]: Start difference. First operand 421 states and 524 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:29,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:29,251 INFO L93 Difference]: Finished difference Result 693 states and 871 transitions. [2024-10-14 03:58:29,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:29,251 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-14 03:58:29,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:29,254 INFO L225 Difference]: With dead ends: 693 [2024-10-14 03:58:29,254 INFO L226 Difference]: Without dead ends: 625 [2024-10-14 03:58:29,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-10-14 03:58:29,255 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 2105 mSDsluCounter, 1032 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2105 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:29,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2105 Valid, 1353 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:29,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-14 03:58:29,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 421. [2024-10-14 03:58:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 405 states have (on average 1.291358024691358) internal successors, (523), 420 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 523 transitions. [2024-10-14 03:58:29,263 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 523 transitions. Word has length 81 [2024-10-14 03:58:29,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:29,264 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 523 transitions. [2024-10-14 03:58:29,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 523 transitions. [2024-10-14 03:58:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 03:58:29,265 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:29,266 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] [2024-10-14 03:58:29,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-14 03:58:29,266 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:29,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:29,267 INFO L85 PathProgramCache]: Analyzing trace with hash -737160558, now seen corresponding path program 1 times [2024-10-14 03:58:29,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:29,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082554266] [2024-10-14 03:58:29,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:29,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:29,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:29,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:29,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082554266] [2024-10-14 03:58:29,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082554266] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:29,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:29,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:29,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274351854] [2024-10-14 03:58:29,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:29,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:29,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:29,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:29,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:29,573 INFO L87 Difference]: Start difference. First operand 421 states and 523 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:30,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:30,234 INFO L93 Difference]: Finished difference Result 693 states and 870 transitions. [2024-10-14 03:58:30,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:30,235 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-14 03:58:30,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:30,236 INFO L225 Difference]: With dead ends: 693 [2024-10-14 03:58:30,237 INFO L226 Difference]: Without dead ends: 625 [2024-10-14 03:58:30,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:30,237 INFO L432 NwaCegarLoop]: 328 mSDtfsCounter, 1666 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:30,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1666 Valid, 1682 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1123 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:30,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-14 03:58:30,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 421. [2024-10-14 03:58:30,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 405 states have (on average 1.288888888888889) internal successors, (522), 420 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 522 transitions. [2024-10-14 03:58:30,246 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 522 transitions. Word has length 81 [2024-10-14 03:58:30,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:30,246 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 522 transitions. [2024-10-14 03:58:30,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 522 transitions. [2024-10-14 03:58:30,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 03:58:30,247 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:30,248 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] [2024-10-14 03:58:30,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-14 03:58:30,248 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:30,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:30,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1441173234, now seen corresponding path program 1 times [2024-10-14 03:58:30,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:30,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254125781] [2024-10-14 03:58:30,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:30,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:30,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:30,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:30,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254125781] [2024-10-14 03:58:30,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254125781] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:30,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:30,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:30,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256160685] [2024-10-14 03:58:30,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:30,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:30,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:30,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:30,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:30,557 INFO L87 Difference]: Start difference. First operand 421 states and 522 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:31,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:31,319 INFO L93 Difference]: Finished difference Result 720 states and 911 transitions. [2024-10-14 03:58:31,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:31,320 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-14 03:58:31,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:31,322 INFO L225 Difference]: With dead ends: 720 [2024-10-14 03:58:31,322 INFO L226 Difference]: Without dead ends: 641 [2024-10-14 03:58:31,322 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:31,323 INFO L432 NwaCegarLoop]: 514 mSDtfsCounter, 1601 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1372 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1601 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:31,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1601 Valid, 2278 Invalid, 1375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1372 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:31,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2024-10-14 03:58:31,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 421. [2024-10-14 03:58:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 405 states have (on average 1.2864197530864196) internal successors, (521), 420 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:31,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 521 transitions. [2024-10-14 03:58:31,331 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 521 transitions. Word has length 81 [2024-10-14 03:58:31,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:31,331 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 521 transitions. [2024-10-14 03:58:31,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 521 transitions. [2024-10-14 03:58:31,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 03:58:31,333 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:31,333 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] [2024-10-14 03:58:31,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-14 03:58:31,333 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:31,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:31,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1762485042, now seen corresponding path program 1 times [2024-10-14 03:58:31,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:31,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260268209] [2024-10-14 03:58:31,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:31,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:31,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:31,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260268209] [2024-10-14 03:58:31,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260268209] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:31,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:31,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:31,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615099366] [2024-10-14 03:58:31,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:31,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:31,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:31,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:31,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:31,593 INFO L87 Difference]: Start difference. First operand 421 states and 521 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:32,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:32,095 INFO L93 Difference]: Finished difference Result 693 states and 868 transitions. [2024-10-14 03:58:32,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:32,095 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-14 03:58:32,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:32,097 INFO L225 Difference]: With dead ends: 693 [2024-10-14 03:58:32,097 INFO L226 Difference]: Without dead ends: 625 [2024-10-14 03:58:32,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-10-14 03:58:32,098 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 1363 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 952 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1396 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:32,098 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1363 Valid, 1396 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 952 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 03:58:32,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-14 03:58:32,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 421. [2024-10-14 03:58:32,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 405 states have (on average 1.2839506172839505) internal successors, (520), 420 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:32,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 520 transitions. [2024-10-14 03:58:32,106 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 520 transitions. Word has length 81 [2024-10-14 03:58:32,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:32,106 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 520 transitions. [2024-10-14 03:58:32,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:32,107 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 520 transitions. [2024-10-14 03:58:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 03:58:32,108 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:32,108 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] [2024-10-14 03:58:32,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-14 03:58:32,108 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:32,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:32,109 INFO L85 PathProgramCache]: Analyzing trace with hash 902080530, now seen corresponding path program 1 times [2024-10-14 03:58:32,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:32,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123150007] [2024-10-14 03:58:32,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:32,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:32,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:32,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123150007] [2024-10-14 03:58:32,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123150007] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:32,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:32,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:32,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279262542] [2024-10-14 03:58:32,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:32,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:32,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:32,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:32,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:32,668 INFO L87 Difference]: Start difference. First operand 421 states and 520 transitions. Second operand has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 10 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:33,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:33,724 INFO L93 Difference]: Finished difference Result 928 states and 1207 transitions. [2024-10-14 03:58:33,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-14 03:58:33,724 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 10 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-14 03:58:33,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:33,727 INFO L225 Difference]: With dead ends: 928 [2024-10-14 03:58:33,727 INFO L226 Difference]: Without dead ends: 849 [2024-10-14 03:58:33,728 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2024-10-14 03:58:33,729 INFO L432 NwaCegarLoop]: 385 mSDtfsCounter, 4185 mSDsluCounter, 1376 mSDsCounter, 0 mSdLazyCounter, 1210 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4185 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:33,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4185 Valid, 1761 Invalid, 1346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1210 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:33,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2024-10-14 03:58:33,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 426. [2024-10-14 03:58:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.2804878048780488) internal successors, (525), 425 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 525 transitions. [2024-10-14 03:58:33,737 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 525 transitions. Word has length 81 [2024-10-14 03:58:33,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:33,738 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 525 transitions. [2024-10-14 03:58:33,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 10 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:33,738 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 525 transitions. [2024-10-14 03:58:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 03:58:33,739 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:33,739 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] [2024-10-14 03:58:33,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-14 03:58:33,740 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:33,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:33,740 INFO L85 PathProgramCache]: Analyzing trace with hash -818292174, now seen corresponding path program 1 times [2024-10-14 03:58:33,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:33,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107902969] [2024-10-14 03:58:33,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:33,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:34,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:34,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107902969] [2024-10-14 03:58:34,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107902969] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:34,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:34,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:34,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968478226] [2024-10-14 03:58:34,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:34,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:34,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:34,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:34,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:34,006 INFO L87 Difference]: Start difference. First operand 426 states and 525 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:34,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:34,680 INFO L93 Difference]: Finished difference Result 698 states and 872 transitions. [2024-10-14 03:58:34,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:34,681 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-14 03:58:34,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:34,683 INFO L225 Difference]: With dead ends: 698 [2024-10-14 03:58:34,683 INFO L226 Difference]: Without dead ends: 630 [2024-10-14 03:58:34,685 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:34,686 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 1158 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1556 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:34,686 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1158 Valid, 1556 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1035 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 03:58:34,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2024-10-14 03:58:34,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 426. [2024-10-14 03:58:34,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.278048780487805) internal successors, (524), 425 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:34,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 524 transitions. [2024-10-14 03:58:34,695 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 524 transitions. Word has length 81 [2024-10-14 03:58:34,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:34,695 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 524 transitions. [2024-10-14 03:58:34,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:34,696 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 524 transitions. [2024-10-14 03:58:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:34,697 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:34,697 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] [2024-10-14 03:58:34,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-14 03:58:34,697 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:34,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:34,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1416899414, now seen corresponding path program 1 times [2024-10-14 03:58:34,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:34,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875237927] [2024-10-14 03:58:34,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:34,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:35,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:35,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:35,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875237927] [2024-10-14 03:58:35,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875237927] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:35,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:35,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:35,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310293342] [2024-10-14 03:58:35,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:35,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:35,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:35,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:35,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:35,082 INFO L87 Difference]: Start difference. First operand 426 states and 524 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:35,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:35,654 INFO L93 Difference]: Finished difference Result 636 states and 777 transitions. [2024-10-14 03:58:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:35,654 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:35,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:35,656 INFO L225 Difference]: With dead ends: 636 [2024-10-14 03:58:35,656 INFO L226 Difference]: Without dead ends: 630 [2024-10-14 03:58:35,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:35,657 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 1649 mSDsluCounter, 1389 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 1731 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:35,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1649 Valid, 1731 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:35,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2024-10-14 03:58:35,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 426. [2024-10-14 03:58:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.275609756097561) internal successors, (523), 425 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:35,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 523 transitions. [2024-10-14 03:58:35,666 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 523 transitions. Word has length 82 [2024-10-14 03:58:35,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:35,666 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 523 transitions. [2024-10-14 03:58:35,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:35,667 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 523 transitions. [2024-10-14 03:58:35,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:35,668 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:35,668 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] [2024-10-14 03:58:35,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-14 03:58:35,668 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:35,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:35,669 INFO L85 PathProgramCache]: Analyzing trace with hash 110550506, now seen corresponding path program 1 times [2024-10-14 03:58:35,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:35,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348032384] [2024-10-14 03:58:35,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:35,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:36,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:36,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348032384] [2024-10-14 03:58:36,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348032384] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:36,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:36,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:36,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495463771] [2024-10-14 03:58:36,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:36,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:36,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:36,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:36,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:36,126 INFO L87 Difference]: Start difference. First operand 426 states and 523 transitions. Second operand has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:37,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:37,180 INFO L93 Difference]: Finished difference Result 868 states and 1113 transitions. [2024-10-14 03:58:37,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-14 03:58:37,180 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:37,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:37,182 INFO L225 Difference]: With dead ends: 868 [2024-10-14 03:58:37,182 INFO L226 Difference]: Without dead ends: 849 [2024-10-14 03:58:37,182 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2024-10-14 03:58:37,183 INFO L432 NwaCegarLoop]: 371 mSDtfsCounter, 4208 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4208 SdHoareTripleChecker+Valid, 2057 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:37,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4208 Valid, 2057 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:37,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2024-10-14 03:58:37,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 431. [2024-10-14 03:58:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.272289156626506) internal successors, (528), 430 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 528 transitions. [2024-10-14 03:58:37,191 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 528 transitions. Word has length 82 [2024-10-14 03:58:37,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:37,191 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 528 transitions. [2024-10-14 03:58:37,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:37,192 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 528 transitions. [2024-10-14 03:58:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:37,192 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:37,193 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:58:37,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-14 03:58:37,193 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:37,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:37,193 INFO L85 PathProgramCache]: Analyzing trace with hash -534325398, now seen corresponding path program 1 times [2024-10-14 03:58:37,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:37,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079686345] [2024-10-14 03:58:37,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:37,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:37,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:37,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079686345] [2024-10-14 03:58:37,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079686345] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:37,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:37,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:37,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604060204] [2024-10-14 03:58:37,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:37,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:37,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:37,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:37,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:37,470 INFO L87 Difference]: Start difference. First operand 431 states and 528 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:38,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:38,002 INFO L93 Difference]: Finished difference Result 641 states and 781 transitions. [2024-10-14 03:58:38,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 03:58:38,002 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:38,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:38,004 INFO L225 Difference]: With dead ends: 641 [2024-10-14 03:58:38,004 INFO L226 Difference]: Without dead ends: 635 [2024-10-14 03:58:38,004 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-14 03:58:38,005 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 2050 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 942 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2050 SdHoareTripleChecker+Valid, 1381 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:38,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2050 Valid, 1381 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 942 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 03:58:38,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2024-10-14 03:58:38,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 431. [2024-10-14 03:58:38,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.269879518072289) internal successors, (527), 430 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:38,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 527 transitions. [2024-10-14 03:58:38,012 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 527 transitions. Word has length 82 [2024-10-14 03:58:38,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:38,012 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 527 transitions. [2024-10-14 03:58:38,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:38,012 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 527 transitions. [2024-10-14 03:58:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:38,013 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:38,013 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] [2024-10-14 03:58:38,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-14 03:58:38,014 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:38,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:38,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1378881558, now seen corresponding path program 1 times [2024-10-14 03:58:38,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:38,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308417829] [2024-10-14 03:58:38,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:38,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:38,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:38,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308417829] [2024-10-14 03:58:38,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308417829] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:38,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:38,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:38,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991944424] [2024-10-14 03:58:38,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:38,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:38,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:38,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:38,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:38,271 INFO L87 Difference]: Start difference. First operand 431 states and 527 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:38,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:38,839 INFO L93 Difference]: Finished difference Result 706 states and 875 transitions. [2024-10-14 03:58:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:38,840 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:38,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:38,842 INFO L225 Difference]: With dead ends: 706 [2024-10-14 03:58:38,842 INFO L226 Difference]: Without dead ends: 635 [2024-10-14 03:58:38,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-10-14 03:58:38,842 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 2047 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 1396 SdHoareTripleChecker+Invalid, 930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:38,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2047 Valid, 1396 Invalid, 930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 926 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:38,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2024-10-14 03:58:38,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 431. [2024-10-14 03:58:38,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.2674698795180723) internal successors, (526), 430 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:38,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 526 transitions. [2024-10-14 03:58:38,849 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 526 transitions. Word has length 82 [2024-10-14 03:58:38,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:38,849 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 526 transitions. [2024-10-14 03:58:38,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:38,850 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 526 transitions. [2024-10-14 03:58:38,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:38,851 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:38,851 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] [2024-10-14 03:58:38,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-14 03:58:38,851 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:38,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:38,852 INFO L85 PathProgramCache]: Analyzing trace with hash 148568362, now seen corresponding path program 1 times [2024-10-14 03:58:38,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:38,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218386755] [2024-10-14 03:58:38,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:38,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:39,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:39,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:39,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218386755] [2024-10-14 03:58:39,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218386755] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:39,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:39,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:39,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125290274] [2024-10-14 03:58:39,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:39,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:39,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:39,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:39,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:39,172 INFO L87 Difference]: Start difference. First operand 431 states and 526 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:39,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:39,762 INFO L93 Difference]: Finished difference Result 725 states and 906 transitions. [2024-10-14 03:58:39,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:58:39,763 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:39,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:39,765 INFO L225 Difference]: With dead ends: 725 [2024-10-14 03:58:39,765 INFO L226 Difference]: Without dead ends: 641 [2024-10-14 03:58:39,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:39,766 INFO L432 NwaCegarLoop]: 393 mSDtfsCounter, 1582 mSDsluCounter, 1553 mSDsCounter, 0 mSdLazyCounter, 1179 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 1946 SdHoareTripleChecker+Invalid, 1183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:39,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1582 Valid, 1946 Invalid, 1183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1179 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:39,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2024-10-14 03:58:39,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 431. [2024-10-14 03:58:39,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.2650602409638554) internal successors, (525), 430 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 525 transitions. [2024-10-14 03:58:39,773 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 525 transitions. Word has length 82 [2024-10-14 03:58:39,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:39,773 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 525 transitions. [2024-10-14 03:58:39,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:39,773 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 525 transitions. [2024-10-14 03:58:39,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:39,775 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:39,775 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] [2024-10-14 03:58:39,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-10-14 03:58:39,775 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:39,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:39,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1321164118, now seen corresponding path program 1 times [2024-10-14 03:58:39,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:39,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885359944] [2024-10-14 03:58:39,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:39,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:40,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:40,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:40,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885359944] [2024-10-14 03:58:40,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885359944] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:40,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:40,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:40,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325149309] [2024-10-14 03:58:40,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:40,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:40,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:40,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:40,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:40,223 INFO L87 Difference]: Start difference. First operand 431 states and 525 transitions. Second operand has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:41,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:41,321 INFO L93 Difference]: Finished difference Result 1016 states and 1321 transitions. [2024-10-14 03:58:41,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-14 03:58:41,322 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:41,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:41,324 INFO L225 Difference]: With dead ends: 1016 [2024-10-14 03:58:41,324 INFO L226 Difference]: Without dead ends: 907 [2024-10-14 03:58:41,325 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2024-10-14 03:58:41,325 INFO L432 NwaCegarLoop]: 473 mSDtfsCounter, 3465 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 1648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:41,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 2201 Invalid, 1648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1525 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 03:58:41,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2024-10-14 03:58:41,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 436. [2024-10-14 03:58:41,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 420 states have (on average 1.2619047619047619) internal successors, (530), 435 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:41,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 530 transitions. [2024-10-14 03:58:41,345 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 530 transitions. Word has length 82 [2024-10-14 03:58:41,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:41,346 INFO L471 AbstractCegarLoop]: Abstraction has 436 states and 530 transitions. [2024-10-14 03:58:41,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:41,346 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 530 transitions. [2024-10-14 03:58:41,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:41,347 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:41,347 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] [2024-10-14 03:58:41,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-10-14 03:58:41,348 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:41,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:41,348 INFO L85 PathProgramCache]: Analyzing trace with hash -378154710, now seen corresponding path program 1 times [2024-10-14 03:58:41,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:41,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557569109] [2024-10-14 03:58:41,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:41,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:41,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:41,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:41,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557569109] [2024-10-14 03:58:41,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557569109] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:41,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:41,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:41,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591236769] [2024-10-14 03:58:41,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:41,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:41,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:41,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:41,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:41,582 INFO L87 Difference]: Start difference. First operand 436 states and 530 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:42,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:42,068 INFO L93 Difference]: Finished difference Result 711 states and 878 transitions. [2024-10-14 03:58:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:42,068 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:42,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:42,070 INFO L225 Difference]: With dead ends: 711 [2024-10-14 03:58:42,070 INFO L226 Difference]: Without dead ends: 640 [2024-10-14 03:58:42,070 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-10-14 03:58:42,071 INFO L432 NwaCegarLoop]: 347 mSDtfsCounter, 1996 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 942 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1996 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:42,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1996 Valid, 1455 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 942 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 03:58:42,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2024-10-14 03:58:42,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 436. [2024-10-14 03:58:42,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 420 states have (on average 1.2595238095238095) internal successors, (529), 435 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:42,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 529 transitions. [2024-10-14 03:58:42,079 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 529 transitions. Word has length 82 [2024-10-14 03:58:42,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:42,079 INFO L471 AbstractCegarLoop]: Abstraction has 436 states and 529 transitions. [2024-10-14 03:58:42,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 529 transitions. [2024-10-14 03:58:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:42,081 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:42,081 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] [2024-10-14 03:58:42,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-10-14 03:58:42,081 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:42,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:42,082 INFO L85 PathProgramCache]: Analyzing trace with hash 637597674, now seen corresponding path program 1 times [2024-10-14 03:58:42,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:42,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277366974] [2024-10-14 03:58:42,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:42,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:42,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:42,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277366974] [2024-10-14 03:58:42,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277366974] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:42,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:42,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:42,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617262764] [2024-10-14 03:58:42,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:42,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:42,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:42,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:42,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:42,502 INFO L87 Difference]: Start difference. First operand 436 states and 529 transitions. Second operand has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:43,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:43,512 INFO L93 Difference]: Finished difference Result 938 states and 1208 transitions. [2024-10-14 03:58:43,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-14 03:58:43,512 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:43,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:43,514 INFO L225 Difference]: With dead ends: 938 [2024-10-14 03:58:43,515 INFO L226 Difference]: Without dead ends: 854 [2024-10-14 03:58:43,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2024-10-14 03:58:43,516 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 4258 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4258 SdHoareTripleChecker+Valid, 1991 SdHoareTripleChecker+Invalid, 1490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:43,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4258 Valid, 1991 Invalid, 1490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 03:58:43,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2024-10-14 03:58:43,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 441. [2024-10-14 03:58:43,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 425 states have (on average 1.2564705882352942) internal successors, (534), 440 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:43,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 534 transitions. [2024-10-14 03:58:43,525 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 534 transitions. Word has length 82 [2024-10-14 03:58:43,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:43,525 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 534 transitions. [2024-10-14 03:58:43,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.454545454545454) internal successors, (82), 10 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:43,526 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 534 transitions. [2024-10-14 03:58:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-10-14 03:58:43,527 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:43,527 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] [2024-10-14 03:58:43,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-10-14 03:58:43,527 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:43,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:43,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1409232568, now seen corresponding path program 1 times [2024-10-14 03:58:43,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:43,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007999659] [2024-10-14 03:58:43,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:43,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:43,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:43,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007999659] [2024-10-14 03:58:43,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007999659] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:43,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:43,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:43,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58882881] [2024-10-14 03:58:43,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:43,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:43,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:43,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:43,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:43,785 INFO L87 Difference]: Start difference. First operand 441 states and 534 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:44,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:44,418 INFO L93 Difference]: Finished difference Result 725 states and 901 transitions. [2024-10-14 03:58:44,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:44,418 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-10-14 03:58:44,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:44,419 INFO L225 Difference]: With dead ends: 725 [2024-10-14 03:58:44,420 INFO L226 Difference]: Without dead ends: 646 [2024-10-14 03:58:44,420 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-14 03:58:44,420 INFO L432 NwaCegarLoop]: 462 mSDtfsCounter, 1576 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:44,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1576 Valid, 2121 Invalid, 1291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:44,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2024-10-14 03:58:44,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 436. [2024-10-14 03:58:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 420 states have (on average 1.2571428571428571) internal successors, (528), 435 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 528 transitions. [2024-10-14 03:58:44,426 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 528 transitions. Word has length 82 [2024-10-14 03:58:44,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:44,426 INFO L471 AbstractCegarLoop]: Abstraction has 436 states and 528 transitions. [2024-10-14 03:58:44,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 528 transitions. [2024-10-14 03:58:44,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-14 03:58:44,428 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:44,428 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:58:44,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-10-14 03:58:44,429 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:44,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:44,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1377145907, now seen corresponding path program 1 times [2024-10-14 03:58:44,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:44,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121322938] [2024-10-14 03:58:44,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:44,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:45,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:45,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:45,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121322938] [2024-10-14 03:58:45,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121322938] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:45,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:45,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 03:58:45,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055225773] [2024-10-14 03:58:45,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:45,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 03:58:45,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:45,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 03:58:45,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-10-14 03:58:45,089 INFO L87 Difference]: Start difference. First operand 436 states and 528 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:45,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:45,812 INFO L93 Difference]: Finished difference Result 1040 states and 1292 transitions. [2024-10-14 03:58:45,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 03:58:45,812 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-10-14 03:58:45,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:45,814 INFO L225 Difference]: With dead ends: 1040 [2024-10-14 03:58:45,814 INFO L226 Difference]: Without dead ends: 963 [2024-10-14 03:58:45,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-10-14 03:58:45,815 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 3426 mSDsluCounter, 3187 mSDsCounter, 0 mSdLazyCounter, 669 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3426 SdHoareTripleChecker+Valid, 3839 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:45,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3426 Valid, 3839 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 669 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:45,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2024-10-14 03:58:45,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 424. [2024-10-14 03:58:45,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 409 states have (on average 1.256723716381418) internal successors, (514), 423 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 514 transitions. [2024-10-14 03:58:45,823 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 514 transitions. Word has length 83 [2024-10-14 03:58:45,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:45,823 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 514 transitions. [2024-10-14 03:58:45,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:45,824 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 514 transitions. [2024-10-14 03:58:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-14 03:58:45,824 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:45,825 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] [2024-10-14 03:58:45,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-10-14 03:58:45,825 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:45,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:45,825 INFO L85 PathProgramCache]: Analyzing trace with hash 213426125, now seen corresponding path program 1 times [2024-10-14 03:58:45,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:45,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258949034] [2024-10-14 03:58:45,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:45,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:46,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:46,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258949034] [2024-10-14 03:58:46,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258949034] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:46,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:46,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 03:58:46,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813861636] [2024-10-14 03:58:46,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:46,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 03:58:46,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:46,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 03:58:46,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-10-14 03:58:46,454 INFO L87 Difference]: Start difference. First operand 424 states and 514 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:47,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:47,228 INFO L93 Difference]: Finished difference Result 1055 states and 1328 transitions. [2024-10-14 03:58:47,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 03:58:47,229 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-10-14 03:58:47,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:47,231 INFO L225 Difference]: With dead ends: 1055 [2024-10-14 03:58:47,231 INFO L226 Difference]: Without dead ends: 963 [2024-10-14 03:58:47,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2024-10-14 03:58:47,232 INFO L432 NwaCegarLoop]: 653 mSDtfsCounter, 2265 mSDsluCounter, 5204 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2265 SdHoareTripleChecker+Valid, 5857 SdHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:47,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2265 Valid, 5857 Invalid, 606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:47,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2024-10-14 03:58:47,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 397. [2024-10-14 03:58:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 383 states have (on average 1.2558746736292428) internal successors, (481), 396 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 481 transitions. [2024-10-14 03:58:47,240 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 481 transitions. Word has length 83 [2024-10-14 03:58:47,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:47,241 INFO L471 AbstractCegarLoop]: Abstraction has 397 states and 481 transitions. [2024-10-14 03:58:47,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:47,241 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 481 transitions. [2024-10-14 03:58:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-14 03:58:47,242 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:47,242 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] [2024-10-14 03:58:47,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-10-14 03:58:47,242 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:47,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:47,243 INFO L85 PathProgramCache]: Analyzing trace with hash -28134202, now seen corresponding path program 1 times [2024-10-14 03:58:47,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:47,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024923506] [2024-10-14 03:58:47,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:47,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:47,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:47,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:47,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024923506] [2024-10-14 03:58:47,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024923506] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:47,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:47,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 03:58:47,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057353845] [2024-10-14 03:58:47,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:47,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-14 03:58:47,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:47,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-14 03:58:47,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-10-14 03:58:47,706 INFO L87 Difference]: Start difference. First operand 397 states and 481 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:49,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:49,047 INFO L93 Difference]: Finished difference Result 836 states and 1031 transitions. [2024-10-14 03:58:49,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-14 03:58:49,048 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-10-14 03:58:49,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:49,050 INFO L225 Difference]: With dead ends: 836 [2024-10-14 03:58:49,050 INFO L226 Difference]: Without dead ends: 817 [2024-10-14 03:58:49,050 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=491, Unknown=0, NotChecked=0, Total=650 [2024-10-14 03:58:49,051 INFO L432 NwaCegarLoop]: 459 mSDtfsCounter, 1518 mSDsluCounter, 3051 mSDsCounter, 0 mSdLazyCounter, 2249 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 3510 SdHoareTripleChecker+Invalid, 2255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:49,051 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1518 Valid, 3510 Invalid, 2255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2249 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 03:58:49,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2024-10-14 03:58:49,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 392. [2024-10-14 03:58:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 378 states have (on average 1.2566137566137565) internal successors, (475), 391 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 475 transitions. [2024-10-14 03:58:49,057 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 475 transitions. Word has length 83 [2024-10-14 03:58:49,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:49,057 INFO L471 AbstractCegarLoop]: Abstraction has 392 states and 475 transitions. [2024-10-14 03:58:49,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 475 transitions. [2024-10-14 03:58:49,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-14 03:58:49,059 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:49,059 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] [2024-10-14 03:58:49,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-10-14 03:58:49,059 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:49,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:49,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1042213600, now seen corresponding path program 1 times [2024-10-14 03:58:49,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:49,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068430855] [2024-10-14 03:58:49,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:49,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:49,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:49,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068430855] [2024-10-14 03:58:49,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068430855] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:49,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:49,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:49,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780531867] [2024-10-14 03:58:49,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:49,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:49,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:49,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:49,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:49,302 INFO L87 Difference]: Start difference. First operand 392 states and 475 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:49,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:49,894 INFO L93 Difference]: Finished difference Result 729 states and 909 transitions. [2024-10-14 03:58:49,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 03:58:49,894 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-10-14 03:58:49,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:49,896 INFO L225 Difference]: With dead ends: 729 [2024-10-14 03:58:49,896 INFO L226 Difference]: Without dead ends: 620 [2024-10-14 03:58:49,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=244, Unknown=0, NotChecked=0, Total=342 [2024-10-14 03:58:49,897 INFO L432 NwaCegarLoop]: 453 mSDtfsCounter, 1441 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1441 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:49,897 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1441 Valid, 1928 Invalid, 1212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 03:58:49,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2024-10-14 03:58:49,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 387. [2024-10-14 03:58:49,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 373 states have (on average 1.257372654155496) internal successors, (469), 386 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 469 transitions. [2024-10-14 03:58:49,901 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 469 transitions. Word has length 83 [2024-10-14 03:58:49,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:49,902 INFO L471 AbstractCegarLoop]: Abstraction has 387 states and 469 transitions. [2024-10-14 03:58:49,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 469 transitions. [2024-10-14 03:58:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-14 03:58:49,902 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:49,902 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] [2024-10-14 03:58:49,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-10-14 03:58:49,903 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:49,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:49,903 INFO L85 PathProgramCache]: Analyzing trace with hash -199769875, now seen corresponding path program 1 times [2024-10-14 03:58:49,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:49,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246905035] [2024-10-14 03:58:49,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:49,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:50,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:50,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246905035] [2024-10-14 03:58:50,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246905035] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:50,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:50,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 03:58:50,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493706566] [2024-10-14 03:58:50,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:50,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-14 03:58:50,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:50,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-14 03:58:50,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-14 03:58:50,417 INFO L87 Difference]: Start difference. First operand 387 states and 469 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:51,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:51,127 INFO L93 Difference]: Finished difference Result 639 states and 793 transitions. [2024-10-14 03:58:51,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 03:58:51,128 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-10-14 03:58:51,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:51,129 INFO L225 Difference]: With dead ends: 639 [2024-10-14 03:58:51,129 INFO L226 Difference]: Without dead ends: 573 [2024-10-14 03:58:51,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-10-14 03:58:51,130 INFO L432 NwaCegarLoop]: 411 mSDtfsCounter, 2126 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 887 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2126 SdHoareTripleChecker+Valid, 2361 SdHoareTripleChecker+Invalid, 887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:51,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2126 Valid, 2361 Invalid, 887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 887 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 03:58:51,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2024-10-14 03:58:51,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 386. [2024-10-14 03:58:51,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 372 states have (on average 1.2553763440860215) internal successors, (467), 385 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 467 transitions. [2024-10-14 03:58:51,135 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 467 transitions. Word has length 83 [2024-10-14 03:58:51,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:51,135 INFO L471 AbstractCegarLoop]: Abstraction has 386 states and 467 transitions. [2024-10-14 03:58:51,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 467 transitions. [2024-10-14 03:58:51,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-14 03:58:51,136 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:51,136 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] [2024-10-14 03:58:51,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-10-14 03:58:51,136 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:51,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:51,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1097921229, now seen corresponding path program 1 times [2024-10-14 03:58:51,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:51,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020824655] [2024-10-14 03:58:51,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:51,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:51,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:51,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:51,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020824655] [2024-10-14 03:58:51,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020824655] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:51,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:51,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:51,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415678209] [2024-10-14 03:58:51,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:51,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:51,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:51,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:51,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:51,599 INFO L87 Difference]: Start difference. First operand 386 states and 467 transitions. Second operand has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 10 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:52,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:52,092 INFO L93 Difference]: Finished difference Result 855 states and 1069 transitions. [2024-10-14 03:58:52,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 03:58:52,092 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 10 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-10-14 03:58:52,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:52,094 INFO L225 Difference]: With dead ends: 855 [2024-10-14 03:58:52,094 INFO L226 Difference]: Without dead ends: 653 [2024-10-14 03:58:52,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2024-10-14 03:58:52,095 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 1204 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:52,095 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1204 Valid, 2381 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:52,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2024-10-14 03:58:52,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 249. [2024-10-14 03:58:52,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 240 states have (on average 1.2458333333333333) internal successors, (299), 248 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 299 transitions. [2024-10-14 03:58:52,099 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 299 transitions. Word has length 83 [2024-10-14 03:58:52,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:52,099 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 299 transitions. [2024-10-14 03:58:52,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 10 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 299 transitions. [2024-10-14 03:58:52,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-10-14 03:58:52,100 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:52,100 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] [2024-10-14 03:58:52,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-10-14 03:58:52,101 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:52,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:52,101 INFO L85 PathProgramCache]: Analyzing trace with hash 895774575, now seen corresponding path program 1 times [2024-10-14 03:58:52,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:52,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390060686] [2024-10-14 03:58:52,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:52,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:52,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:52,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390060686] [2024-10-14 03:58:52,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390060686] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:52,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:52,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 03:58:52,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669478429] [2024-10-14 03:58:52,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:52,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-14 03:58:52,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:52,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-14 03:58:52,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-10-14 03:58:52,554 INFO L87 Difference]: Start difference. First operand 249 states and 299 transitions. Second operand has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:52,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:52,896 INFO L93 Difference]: Finished difference Result 408 states and 504 transitions. [2024-10-14 03:58:52,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 03:58:52,897 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-10-14 03:58:52,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:52,898 INFO L225 Difference]: With dead ends: 408 [2024-10-14 03:58:52,899 INFO L226 Difference]: Without dead ends: 377 [2024-10-14 03:58:52,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-10-14 03:58:52,899 INFO L432 NwaCegarLoop]: 430 mSDtfsCounter, 1200 mSDsluCounter, 2421 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 2851 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:52,900 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1200 Valid, 2851 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 337 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 03:58:52,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2024-10-14 03:58:52,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 218. [2024-10-14 03:58:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 211 states have (on average 1.2511848341232228) internal successors, (264), 217 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 264 transitions. [2024-10-14 03:58:52,903 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 264 transitions. Word has length 84 [2024-10-14 03:58:52,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:52,904 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 264 transitions. [2024-10-14 03:58:52,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:52,904 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 264 transitions. [2024-10-14 03:58:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-10-14 03:58:52,905 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:52,905 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:58:52,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-10-14 03:58:52,905 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:52,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:52,906 INFO L85 PathProgramCache]: Analyzing trace with hash 2131684943, now seen corresponding path program 1 times [2024-10-14 03:58:52,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:52,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039906064] [2024-10-14 03:58:52,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:52,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:53,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:53,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039906064] [2024-10-14 03:58:53,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039906064] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:53,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:53,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 03:58:53,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559821466] [2024-10-14 03:58:53,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:53,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 03:58:53,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:53,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 03:58:53,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-10-14 03:58:53,454 INFO L87 Difference]: Start difference. First operand 218 states and 264 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:54,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:54,021 INFO L93 Difference]: Finished difference Result 568 states and 745 transitions. [2024-10-14 03:58:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 03:58:54,023 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-10-14 03:58:54,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:54,024 INFO L225 Difference]: With dead ends: 568 [2024-10-14 03:58:54,028 INFO L226 Difference]: Without dead ends: 486 [2024-10-14 03:58:54,029 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-10-14 03:58:54,029 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 1334 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 2179 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:54,029 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1334 Valid, 2179 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 03:58:54,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2024-10-14 03:58:54,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 201. [2024-10-14 03:58:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 196 states have (on average 1.2448979591836735) internal successors, (244), 200 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 244 transitions. [2024-10-14 03:58:54,033 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 244 transitions. Word has length 84 [2024-10-14 03:58:54,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:54,033 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 244 transitions. [2024-10-14 03:58:54,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 244 transitions. [2024-10-14 03:58:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-10-14 03:58:54,035 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:54,035 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:58:54,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-10-14 03:58:54,035 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:54,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:54,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1223733489, now seen corresponding path program 1 times [2024-10-14 03:58:54,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:54,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238540617] [2024-10-14 03:58:54,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:54,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:54,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:54,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238540617] [2024-10-14 03:58:54,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238540617] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:54,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:54,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 03:58:54,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080692849] [2024-10-14 03:58:54,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:54,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 03:58:54,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:54,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 03:58:54,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-10-14 03:58:54,545 INFO L87 Difference]: Start difference. First operand 201 states and 244 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:55,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:55,086 INFO L93 Difference]: Finished difference Result 552 states and 729 transitions. [2024-10-14 03:58:55,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 03:58:55,086 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-10-14 03:58:55,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:55,088 INFO L225 Difference]: With dead ends: 552 [2024-10-14 03:58:55,088 INFO L226 Difference]: Without dead ends: 452 [2024-10-14 03:58:55,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-10-14 03:58:55,089 INFO L432 NwaCegarLoop]: 534 mSDtfsCounter, 907 mSDsluCounter, 3423 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 907 SdHoareTripleChecker+Valid, 3957 SdHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:55,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [907 Valid, 3957 Invalid, 557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:55,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2024-10-14 03:58:55,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 166. [2024-10-14 03:58:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.2378048780487805) internal successors, (203), 165 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 203 transitions. [2024-10-14 03:58:55,093 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 203 transitions. Word has length 84 [2024-10-14 03:58:55,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:55,093 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 203 transitions. [2024-10-14 03:58:55,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 203 transitions. [2024-10-14 03:58:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-10-14 03:58:55,094 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:55,094 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] [2024-10-14 03:58:55,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-10-14 03:58:55,095 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:55,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:55,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1517009585, now seen corresponding path program 1 times [2024-10-14 03:58:55,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:55,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978790549] [2024-10-14 03:58:55,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:55,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:55,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:55,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:55,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978790549] [2024-10-14 03:58:55,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978790549] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:55,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:55,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 03:58:55,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402634994] [2024-10-14 03:58:55,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:55,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 03:58:55,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:55,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 03:58:55,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:58:55,475 INFO L87 Difference]: Start difference. First operand 166 states and 203 transitions. Second operand has 11 states, 11 states have (on average 7.818181818181818) internal successors, (86), 10 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) [2024-10-14 03:58:55,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:55,987 INFO L93 Difference]: Finished difference Result 554 states and 749 transitions. [2024-10-14 03:58:55,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 03:58:55,988 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.818181818181818) internal successors, (86), 10 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 [2024-10-14 03:58:55,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:55,989 INFO L225 Difference]: With dead ends: 554 [2024-10-14 03:58:55,989 INFO L226 Difference]: Without dead ends: 469 [2024-10-14 03:58:55,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2024-10-14 03:58:55,990 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 2442 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2442 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:55,990 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2442 Valid, 654 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:55,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-10-14 03:58:55,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 171. [2024-10-14 03:58:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 169 states have (on average 1.2307692307692308) internal successors, (208), 170 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 208 transitions. [2024-10-14 03:58:55,993 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 208 transitions. Word has length 86 [2024-10-14 03:58:55,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:55,994 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 208 transitions. [2024-10-14 03:58:55,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.818181818181818) internal successors, (86), 10 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) [2024-10-14 03:58:55,994 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 208 transitions. [2024-10-14 03:58:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-10-14 03:58:55,995 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:55,995 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] [2024-10-14 03:58:55,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-10-14 03:58:55,995 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:55,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:55,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1606087513, now seen corresponding path program 1 times [2024-10-14 03:58:55,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:55,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769122716] [2024-10-14 03:58:55,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:56,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:56,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769122716] [2024-10-14 03:58:56,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769122716] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:56,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:56,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:58:56,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878886505] [2024-10-14 03:58:56,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:56,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 03:58:56,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:56,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 03:58:56,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 03:58:56,238 INFO L87 Difference]: Start difference. First operand 171 states and 208 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 7 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:56,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:58:56,682 INFO L93 Difference]: Finished difference Result 346 states and 448 transitions. [2024-10-14 03:58:56,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 03:58:56,683 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 7 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-10-14 03:58:56,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:58:56,684 INFO L225 Difference]: With dead ends: 346 [2024-10-14 03:58:56,684 INFO L226 Difference]: Without dead ends: 261 [2024-10-14 03:58:56,685 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-14 03:58:56,685 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 418 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 790 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:58:56,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [418 Valid, 790 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:58:56,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-10-14 03:58:56,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 166. [2024-10-14 03:58:56,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.2317073170731707) internal successors, (202), 165 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:56,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 202 transitions. [2024-10-14 03:58:56,689 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 202 transitions. Word has length 87 [2024-10-14 03:58:56,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:58:56,689 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 202 transitions. [2024-10-14 03:58:56,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 7 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:58:56,689 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2024-10-14 03:58:56,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-10-14 03:58:56,690 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:58:56,690 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] [2024-10-14 03:58:56,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-10-14 03:58:56,691 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:58:56,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:58:56,691 INFO L85 PathProgramCache]: Analyzing trace with hash 615115764, now seen corresponding path program 1 times [2024-10-14 03:58:56,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:58:56,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784843892] [2024-10-14 03:58:56,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:58:56,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:58:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:58:58,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:58:58,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:58:58,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784843892] [2024-10-14 03:58:58,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784843892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:58:58,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:58:58,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-10-14 03:58:58,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462674167] [2024-10-14 03:58:58,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:58:58,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-10-14 03:58:58,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:58:58,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-10-14 03:58:58,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=668, Unknown=0, NotChecked=0, Total=756 [2024-10-14 03:58:58,121 INFO L87 Difference]: Start difference. First operand 166 states and 202 transitions. Second operand has 28 states, 28 states have (on average 3.142857142857143) internal successors, (88), 27 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) [2024-10-14 03:59:00,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:00,860 INFO L93 Difference]: Finished difference Result 652 states and 856 transitions. [2024-10-14 03:59:00,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-14 03:59:00,860 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.142857142857143) internal successors, (88), 27 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 [2024-10-14 03:59:00,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:00,862 INFO L225 Difference]: With dead ends: 652 [2024-10-14 03:59:00,862 INFO L226 Difference]: Without dead ends: 646 [2024-10-14 03:59:00,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=396, Invalid=2054, Unknown=0, NotChecked=0, Total=2450 [2024-10-14 03:59:00,863 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 1718 mSDsluCounter, 7489 mSDsCounter, 0 mSdLazyCounter, 3920 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 8035 SdHoareTripleChecker+Invalid, 3920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:00,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1718 Valid, 8035 Invalid, 3920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3920 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-10-14 03:59:00,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2024-10-14 03:59:00,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 191. [2024-10-14 03:59:00,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 189 states have (on average 1.2275132275132274) internal successors, (232), 190 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:00,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 232 transitions. [2024-10-14 03:59:00,871 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 232 transitions. Word has length 88 [2024-10-14 03:59:00,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:00,871 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 232 transitions. [2024-10-14 03:59:00,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.142857142857143) internal successors, (88), 27 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) [2024-10-14 03:59:00,872 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 232 transitions. [2024-10-14 03:59:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-14 03:59:00,872 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:00,872 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] [2024-10-14 03:59:00,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-10-14 03:59:00,873 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:00,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:00,873 INFO L85 PathProgramCache]: Analyzing trace with hash 634138090, now seen corresponding path program 1 times [2024-10-14 03:59:00,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:00,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789406974] [2024-10-14 03:59:00,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:00,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:01,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:01,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:01,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789406974] [2024-10-14 03:59:01,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789406974] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:01,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:01,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-14 03:59:01,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399429030] [2024-10-14 03:59:01,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:01,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-14 03:59:01,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:01,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-14 03:59:01,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2024-10-14 03:59:01,635 INFO L87 Difference]: Start difference. First operand 191 states and 232 transitions. Second operand has 16 states, 16 states have (on average 5.5625) internal successors, (89), 15 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:02,236 INFO L93 Difference]: Finished difference Result 344 states and 448 transitions. [2024-10-14 03:59:02,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 03:59:02,237 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.5625) internal successors, (89), 15 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-10-14 03:59:02,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:02,237 INFO L225 Difference]: With dead ends: 344 [2024-10-14 03:59:02,238 INFO L226 Difference]: Without dead ends: 338 [2024-10-14 03:59:02,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=151, Invalid=499, Unknown=0, NotChecked=0, Total=650 [2024-10-14 03:59:02,238 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 1026 mSDsluCounter, 1921 mSDsCounter, 0 mSdLazyCounter, 620 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2165 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:02,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1026 Valid, 2165 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 620 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 03:59:02,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-10-14 03:59:02,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 160. [2024-10-14 03:59:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 159 states have (on average 1.2327044025157232) internal successors, (196), 159 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 196 transitions. [2024-10-14 03:59:02,242 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 196 transitions. Word has length 89 [2024-10-14 03:59:02,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:02,242 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 196 transitions. [2024-10-14 03:59:02,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.5625) internal successors, (89), 15 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2024-10-14 03:59:02,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 03:59:02,243 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:02,243 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:02,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-10-14 03:59:02,243 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:02,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:02,244 INFO L85 PathProgramCache]: Analyzing trace with hash -165402774, now seen corresponding path program 1 times [2024-10-14 03:59:02,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:02,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256633667] [2024-10-14 03:59:02,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:02,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:02,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:02,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256633667] [2024-10-14 03:59:02,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256633667] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:02,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:02,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:02,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638000130] [2024-10-14 03:59:02,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:02,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:02,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:02,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:02,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:02,386 INFO L87 Difference]: Start difference. First operand 160 states and 196 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:02,523 INFO L93 Difference]: Finished difference Result 810 states and 1146 transitions. [2024-10-14 03:59:02,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 03:59:02,523 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2024-10-14 03:59:02,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:02,525 INFO L225 Difference]: With dead ends: 810 [2024-10-14 03:59:02,525 INFO L226 Difference]: Without dead ends: 745 [2024-10-14 03:59:02,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-10-14 03:59:02,525 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 1494 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 1373 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:02,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1494 Valid, 1373 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 03:59:02,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2024-10-14 03:59:02,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 223. [2024-10-14 03:59:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.2972972972972974) internal successors, (288), 222 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 288 transitions. [2024-10-14 03:59:02,531 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 288 transitions. Word has length 117 [2024-10-14 03:59:02,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:02,531 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 288 transitions. [2024-10-14 03:59:02,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 288 transitions. [2024-10-14 03:59:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:02,532 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:02,532 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:02,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-10-14 03:59:02,533 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:02,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:02,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1482790931, now seen corresponding path program 1 times [2024-10-14 03:59:02,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:02,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36856727] [2024-10-14 03:59:02,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:02,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:02,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:02,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:02,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36856727] [2024-10-14 03:59:02,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36856727] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:02,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:02,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:02,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642176066] [2024-10-14 03:59:02,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:02,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:02,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:02,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:02,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:02,648 INFO L87 Difference]: Start difference. First operand 223 states and 288 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:02,752 INFO L93 Difference]: Finished difference Result 928 states and 1316 transitions. [2024-10-14 03:59:02,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 03:59:02,752 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:02,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:02,754 INFO L225 Difference]: With dead ends: 928 [2024-10-14 03:59:02,754 INFO L226 Difference]: Without dead ends: 800 [2024-10-14 03:59:02,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:59:02,755 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 1174 mSDsluCounter, 655 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:02,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1174 Valid, 929 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 03:59:02,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-10-14 03:59:02,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 349. [2024-10-14 03:59:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.3591954022988506) internal successors, (473), 348 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 473 transitions. [2024-10-14 03:59:02,762 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 473 transitions. Word has length 119 [2024-10-14 03:59:02,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:02,762 INFO L471 AbstractCegarLoop]: Abstraction has 349 states and 473 transitions. [2024-10-14 03:59:02,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,762 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 473 transitions. [2024-10-14 03:59:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:02,763 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:02,763 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:02,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-10-14 03:59:02,764 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:02,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:02,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1751468666, now seen corresponding path program 1 times [2024-10-14 03:59:02,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:02,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887411853] [2024-10-14 03:59:02,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:02,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:02,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:02,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887411853] [2024-10-14 03:59:02,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887411853] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:02,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:02,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:02,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179612457] [2024-10-14 03:59:02,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:02,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:02,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:02,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:02,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:02,843 INFO L87 Difference]: Start difference. First operand 349 states and 473 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:02,867 INFO L93 Difference]: Finished difference Result 831 states and 1171 transitions. [2024-10-14 03:59:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:02,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:02,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:02,870 INFO L225 Difference]: With dead ends: 831 [2024-10-14 03:59:02,870 INFO L226 Difference]: Without dead ends: 577 [2024-10-14 03:59:02,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:02,871 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 82 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:02,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 455 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:02,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2024-10-14 03:59:02,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 575. [2024-10-14 03:59:02,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 574 states have (on average 1.3763066202090593) internal successors, (790), 574 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 790 transitions. [2024-10-14 03:59:02,879 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 790 transitions. Word has length 119 [2024-10-14 03:59:02,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:02,880 INFO L471 AbstractCegarLoop]: Abstraction has 575 states and 790 transitions. [2024-10-14 03:59:02,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 790 transitions. [2024-10-14 03:59:02,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:02,881 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:02,881 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:02,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-10-14 03:59:02,881 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:02,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:02,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1817962178, now seen corresponding path program 1 times [2024-10-14 03:59:02,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:02,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880174411] [2024-10-14 03:59:02,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:02,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:03,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:03,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880174411] [2024-10-14 03:59:03,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880174411] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:03,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:03,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:03,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601551911] [2024-10-14 03:59:03,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:03,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:03,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:03,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:03,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:03,139 INFO L87 Difference]: Start difference. First operand 575 states and 790 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:03,244 INFO L93 Difference]: Finished difference Result 1057 states and 1480 transitions. [2024-10-14 03:59:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 03:59:03,244 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:03,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:03,245 INFO L225 Difference]: With dead ends: 1057 [2024-10-14 03:59:03,246 INFO L226 Difference]: Without dead ends: 577 [2024-10-14 03:59:03,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-10-14 03:59:03,247 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 394 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:03,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 551 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:03,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2024-10-14 03:59:03,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 575. [2024-10-14 03:59:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 574 states have (on average 1.372822299651568) internal successors, (788), 574 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 788 transitions. [2024-10-14 03:59:03,255 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 788 transitions. Word has length 119 [2024-10-14 03:59:03,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:03,256 INFO L471 AbstractCegarLoop]: Abstraction has 575 states and 788 transitions. [2024-10-14 03:59:03,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 788 transitions. [2024-10-14 03:59:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:03,257 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:03,257 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:03,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-10-14 03:59:03,257 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:03,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:03,258 INFO L85 PathProgramCache]: Analyzing trace with hash 785980435, now seen corresponding path program 1 times [2024-10-14 03:59:03,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:03,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251578112] [2024-10-14 03:59:03,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:03,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:03,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:03,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251578112] [2024-10-14 03:59:03,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251578112] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:03,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:03,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:03,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130935840] [2024-10-14 03:59:03,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:03,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:03,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:03,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:03,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:03,415 INFO L87 Difference]: Start difference. First operand 575 states and 788 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:03,535 INFO L93 Difference]: Finished difference Result 1902 states and 2685 transitions. [2024-10-14 03:59:03,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 03:59:03,535 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:03,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:03,538 INFO L225 Difference]: With dead ends: 1902 [2024-10-14 03:59:03,538 INFO L226 Difference]: Without dead ends: 1661 [2024-10-14 03:59:03,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:59:03,541 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 1098 mSDsluCounter, 677 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:03,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1098 Valid, 957 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 03:59:03,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2024-10-14 03:59:03,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 934. [2024-10-14 03:59:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 934 states, 933 states have (on average 1.3944265809217578) internal successors, (1301), 933 states have internal predecessors, (1301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1301 transitions. [2024-10-14 03:59:03,558 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1301 transitions. Word has length 119 [2024-10-14 03:59:03,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:03,559 INFO L471 AbstractCegarLoop]: Abstraction has 934 states and 1301 transitions. [2024-10-14 03:59:03,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1301 transitions. [2024-10-14 03:59:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:03,560 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:03,560 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:03,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-10-14 03:59:03,560 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:03,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:03,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1213933037, now seen corresponding path program 1 times [2024-10-14 03:59:03,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:03,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376703317] [2024-10-14 03:59:03,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:03,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:03,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:03,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:03,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376703317] [2024-10-14 03:59:03,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376703317] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:03,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:03,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:03,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70324621] [2024-10-14 03:59:03,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:03,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:03,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:03,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:03,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:03,718 INFO L87 Difference]: Start difference. First operand 934 states and 1301 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:03,846 INFO L93 Difference]: Finished difference Result 2141 states and 3027 transitions. [2024-10-14 03:59:03,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 03:59:03,846 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:03,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:03,849 INFO L225 Difference]: With dead ends: 2141 [2024-10-14 03:59:03,849 INFO L226 Difference]: Without dead ends: 1900 [2024-10-14 03:59:03,850 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:59:03,853 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 1016 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 1060 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:03,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1016 Valid, 1060 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 03:59:03,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2024-10-14 03:59:03,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1173. [2024-10-14 03:59:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1173 states, 1172 states have (on average 1.401877133105802) internal successors, (1643), 1172 states have internal predecessors, (1643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1643 transitions. [2024-10-14 03:59:03,876 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1643 transitions. Word has length 119 [2024-10-14 03:59:03,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:03,877 INFO L471 AbstractCegarLoop]: Abstraction has 1173 states and 1643 transitions. [2024-10-14 03:59:03,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1643 transitions. [2024-10-14 03:59:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:03,878 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:03,879 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:03,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-10-14 03:59:03,879 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:03,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:03,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1332783597, now seen corresponding path program 1 times [2024-10-14 03:59:03,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:03,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10141073] [2024-10-14 03:59:03,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:03,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:04,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:04,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:04,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10141073] [2024-10-14 03:59:04,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10141073] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:04,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:04,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:04,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442356733] [2024-10-14 03:59:04,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:04,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:04,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:04,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:04,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:04,026 INFO L87 Difference]: Start difference. First operand 1173 states and 1643 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:04,155 INFO L93 Difference]: Finished difference Result 2380 states and 3369 transitions. [2024-10-14 03:59:04,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 03:59:04,156 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:04,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:04,159 INFO L225 Difference]: With dead ends: 2380 [2024-10-14 03:59:04,159 INFO L226 Difference]: Without dead ends: 2139 [2024-10-14 03:59:04,160 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:59:04,161 INFO L432 NwaCegarLoop]: 281 mSDtfsCounter, 1048 mSDsluCounter, 897 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 1178 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:04,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1048 Valid, 1178 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 03:59:04,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2139 states. [2024-10-14 03:59:04,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2139 to 1412. [2024-10-14 03:59:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1411 states have (on average 1.4068036853295536) internal successors, (1985), 1411 states have internal predecessors, (1985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 1985 transitions. [2024-10-14 03:59:04,180 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 1985 transitions. Word has length 119 [2024-10-14 03:59:04,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:04,181 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 1985 transitions. [2024-10-14 03:59:04,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1985 transitions. [2024-10-14 03:59:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-10-14 03:59:04,181 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:04,182 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:04,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-10-14 03:59:04,182 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:04,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:04,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1615981549, now seen corresponding path program 1 times [2024-10-14 03:59:04,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:04,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773310224] [2024-10-14 03:59:04,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:04,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:04,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:04,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773310224] [2024-10-14 03:59:04,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773310224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:04,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:04,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 03:59:04,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023497328] [2024-10-14 03:59:04,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:04,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 03:59:04,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:04,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 03:59:04,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 03:59:04,357 INFO L87 Difference]: Start difference. First operand 1412 states and 1985 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:04,483 INFO L93 Difference]: Finished difference Result 2619 states and 3711 transitions. [2024-10-14 03:59:04,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 03:59:04,483 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2024-10-14 03:59:04,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:04,487 INFO L225 Difference]: With dead ends: 2619 [2024-10-14 03:59:04,487 INFO L226 Difference]: Without dead ends: 2378 [2024-10-14 03:59:04,488 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-14 03:59:04,488 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 1048 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:04,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1048 Valid, 1064 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 03:59:04,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2024-10-14 03:59:04,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 1651. [2024-10-14 03:59:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1651 states, 1650 states have (on average 1.4103030303030304) internal successors, (2327), 1650 states have internal predecessors, (2327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1651 states and 2327 transitions. [2024-10-14 03:59:04,512 INFO L78 Accepts]: Start accepts. Automaton has 1651 states and 2327 transitions. Word has length 119 [2024-10-14 03:59:04,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:04,512 INFO L471 AbstractCegarLoop]: Abstraction has 1651 states and 2327 transitions. [2024-10-14 03:59:04,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2327 transitions. [2024-10-14 03:59:04,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-10-14 03:59:04,513 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:04,513 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:04,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-10-14 03:59:04,513 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:04,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:04,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1523285905, now seen corresponding path program 1 times [2024-10-14 03:59:04,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:04,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957972425] [2024-10-14 03:59:04,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:04,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:04,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:04,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957972425] [2024-10-14 03:59:04,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957972425] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:04,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:04,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:04,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013652848] [2024-10-14 03:59:04,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:04,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:04,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:04,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:04,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:04,632 INFO L87 Difference]: Start difference. First operand 1651 states and 2327 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:04,662 INFO L93 Difference]: Finished difference Result 4126 states and 5842 transitions. [2024-10-14 03:59:04,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:04,663 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2024-10-14 03:59:04,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:04,667 INFO L225 Difference]: With dead ends: 4126 [2024-10-14 03:59:04,667 INFO L226 Difference]: Without dead ends: 2570 [2024-10-14 03:59:04,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:04,670 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 95 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:04,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 419 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:04,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2024-10-14 03:59:04,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2464. [2024-10-14 03:59:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2464 states, 2463 states have (on average 1.4043848964677224) internal successors, (3459), 2463 states have internal predecessors, (3459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2464 states and 3459 transitions. [2024-10-14 03:59:04,702 INFO L78 Accepts]: Start accepts. Automaton has 2464 states and 3459 transitions. Word has length 120 [2024-10-14 03:59:04,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:04,702 INFO L471 AbstractCegarLoop]: Abstraction has 2464 states and 3459 transitions. [2024-10-14 03:59:04,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 3459 transitions. [2024-10-14 03:59:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-14 03:59:04,703 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:04,703 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:04,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-10-14 03:59:04,705 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:04,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:04,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1249152130, now seen corresponding path program 1 times [2024-10-14 03:59:04,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:04,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491017917] [2024-10-14 03:59:04,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:04,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:04,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:04,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491017917] [2024-10-14 03:59:04,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491017917] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:04,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:04,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:04,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128453425] [2024-10-14 03:59:04,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:04,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:04,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:04,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:04,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:04,775 INFO L87 Difference]: Start difference. First operand 2464 states and 3459 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:04,810 INFO L93 Difference]: Finished difference Result 4898 states and 6907 transitions. [2024-10-14 03:59:04,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:04,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2024-10-14 03:59:04,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:04,814 INFO L225 Difference]: With dead ends: 4898 [2024-10-14 03:59:04,814 INFO L226 Difference]: Without dead ends: 2529 [2024-10-14 03:59:04,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:04,817 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 110 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:04,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 317 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:04,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2529 states. [2024-10-14 03:59:04,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2529 to 2527. [2024-10-14 03:59:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2527 states, 2526 states have (on average 1.3939034045922407) internal successors, (3521), 2526 states have internal predecessors, (3521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2527 states and 3521 transitions. [2024-10-14 03:59:04,847 INFO L78 Accepts]: Start accepts. Automaton has 2527 states and 3521 transitions. Word has length 121 [2024-10-14 03:59:04,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:04,847 INFO L471 AbstractCegarLoop]: Abstraction has 2527 states and 3521 transitions. [2024-10-14 03:59:04,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 3521 transitions. [2024-10-14 03:59:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-14 03:59:04,848 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:04,849 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:04,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-10-14 03:59:04,849 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:04,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:04,850 INFO L85 PathProgramCache]: Analyzing trace with hash 347615679, now seen corresponding path program 1 times [2024-10-14 03:59:04,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:04,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285965061] [2024-10-14 03:59:04,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:04,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:04,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:04,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285965061] [2024-10-14 03:59:04,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285965061] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:04,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:04,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:04,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940556765] [2024-10-14 03:59:04,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:04,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:04,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:04,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:04,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:04,976 INFO L87 Difference]: Start difference. First operand 2527 states and 3521 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:05,008 INFO L93 Difference]: Finished difference Result 7231 states and 10081 transitions. [2024-10-14 03:59:05,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:05,009 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2024-10-14 03:59:05,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:05,016 INFO L225 Difference]: With dead ends: 7231 [2024-10-14 03:59:05,017 INFO L226 Difference]: Without dead ends: 4799 [2024-10-14 03:59:05,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:05,021 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 88 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:05,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 416 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:05,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2024-10-14 03:59:05,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 4637. [2024-10-14 03:59:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4637 states, 4636 states have (on average 1.3848144952545298) internal successors, (6420), 4636 states have internal predecessors, (6420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 4637 states and 6420 transitions. [2024-10-14 03:59:05,075 INFO L78 Accepts]: Start accepts. Automaton has 4637 states and 6420 transitions. Word has length 121 [2024-10-14 03:59:05,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:05,076 INFO L471 AbstractCegarLoop]: Abstraction has 4637 states and 6420 transitions. [2024-10-14 03:59:05,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,076 INFO L276 IsEmpty]: Start isEmpty. Operand 4637 states and 6420 transitions. [2024-10-14 03:59:05,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-10-14 03:59:05,077 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:05,077 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:05,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-10-14 03:59:05,077 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:05,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:05,078 INFO L85 PathProgramCache]: Analyzing trace with hash 956978660, now seen corresponding path program 1 times [2024-10-14 03:59:05,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:05,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741744956] [2024-10-14 03:59:05,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:05,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:05,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:05,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:05,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741744956] [2024-10-14 03:59:05,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741744956] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:05,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:05,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:05,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250498682] [2024-10-14 03:59:05,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:05,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:05,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:05,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:05,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:05,206 INFO L87 Difference]: Start difference. First operand 4637 states and 6420 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:05,250 INFO L93 Difference]: Finished difference Result 13401 states and 18498 transitions. [2024-10-14 03:59:05,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:05,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2024-10-14 03:59:05,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:05,265 INFO L225 Difference]: With dead ends: 13401 [2024-10-14 03:59:05,265 INFO L226 Difference]: Without dead ends: 8859 [2024-10-14 03:59:05,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:05,273 INFO L432 NwaCegarLoop]: 255 mSDtfsCounter, 81 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:05,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 417 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:05,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8859 states. [2024-10-14 03:59:05,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8859 to 8537. [2024-10-14 03:59:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8537 states, 8536 states have (on average 1.370431115276476) internal successors, (11698), 8536 states have internal predecessors, (11698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8537 states to 8537 states and 11698 transitions. [2024-10-14 03:59:05,422 INFO L78 Accepts]: Start accepts. Automaton has 8537 states and 11698 transitions. Word has length 122 [2024-10-14 03:59:05,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:05,422 INFO L471 AbstractCegarLoop]: Abstraction has 8537 states and 11698 transitions. [2024-10-14 03:59:05,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 8537 states and 11698 transitions. [2024-10-14 03:59:05,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-10-14 03:59:05,423 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:05,423 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:05,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-10-14 03:59:05,423 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:05,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:05,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1799353779, now seen corresponding path program 1 times [2024-10-14 03:59:05,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:05,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417777024] [2024-10-14 03:59:05,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:05,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:05,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:05,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:05,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417777024] [2024-10-14 03:59:05,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417777024] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:05,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:05,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:05,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285414219] [2024-10-14 03:59:05,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:05,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:05,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:05,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:05,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:05,548 INFO L87 Difference]: Start difference. First operand 8537 states and 11698 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:05,609 INFO L93 Difference]: Finished difference Result 24781 states and 33772 transitions. [2024-10-14 03:59:05,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:05,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2024-10-14 03:59:05,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:05,634 INFO L225 Difference]: With dead ends: 24781 [2024-10-14 03:59:05,634 INFO L226 Difference]: Without dead ends: 16339 [2024-10-14 03:59:05,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:05,649 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 74 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:05,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 417 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:05,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16339 states. [2024-10-14 03:59:05,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16339 to 15697. [2024-10-14 03:59:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15697 states, 15696 states have (on average 1.3515545361875636) internal successors, (21214), 15696 states have internal predecessors, (21214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15697 states to 15697 states and 21214 transitions. [2024-10-14 03:59:05,850 INFO L78 Accepts]: Start accepts. Automaton has 15697 states and 21214 transitions. Word has length 123 [2024-10-14 03:59:05,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 03:59:05,851 INFO L471 AbstractCegarLoop]: Abstraction has 15697 states and 21214 transitions. [2024-10-14 03:59:05,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 15697 states and 21214 transitions. [2024-10-14 03:59:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-10-14 03:59:05,851 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 03:59:05,851 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 03:59:05,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-10-14 03:59:05,852 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-10-14 03:59:05,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 03:59:05,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1028712168, now seen corresponding path program 1 times [2024-10-14 03:59:05,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 03:59:05,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931436852] [2024-10-14 03:59:05,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 03:59:05,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 03:59:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 03:59:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 03:59:05,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 03:59:05,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931436852] [2024-10-14 03:59:05,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931436852] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 03:59:05,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 03:59:05,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 03:59:05,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272699721] [2024-10-14 03:59:05,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 03:59:05,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 03:59:05,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 03:59:05,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 03:59:05,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:05,974 INFO L87 Difference]: Start difference. First operand 15697 states and 21214 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 03:59:06,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 03:59:06,078 INFO L93 Difference]: Finished difference Result 45621 states and 61200 transitions. [2024-10-14 03:59:06,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 03:59:06,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2024-10-14 03:59:06,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 03:59:06,126 INFO L225 Difference]: With dead ends: 45621 [2024-10-14 03:59:06,126 INFO L226 Difference]: Without dead ends: 30019 [2024-10-14 03:59:06,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 03:59:06,155 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 64 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 03:59:06,155 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 417 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 03:59:06,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30019 states.