./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-61.i --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/hardness-nfm22/hardness_operatoramount_amount500_file-61.i -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 bad025599360e4a40c7e5eb7ae8774b458dde60117017db7c90fc21953b8de16 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:55:06,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:55:06,787 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:55:06,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:55:06,793 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:55:06,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:55:06,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:55:06,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:55:06,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:55:06,821 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:55:06,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:55:06,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:55:06,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:55:06,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:55:06,826 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:55:06,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:55:06,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:55:06,827 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:55:06,827 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:55:06,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:55:06,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:55:06,828 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:55:06,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:55:06,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:55:06,829 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:55:06,829 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:55:06,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:55:06,829 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:55:06,829 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:55:06,830 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:55:06,830 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:55:06,830 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:55:06,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:55:06,830 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:55:06,831 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:55:06,831 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:55:06,831 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:55:06,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:55:06,834 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:55:06,834 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:55:06,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:55:06,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:55:06,835 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bad025599360e4a40c7e5eb7ae8774b458dde60117017db7c90fc21953b8de16 [2024-10-14 12:55:07,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:55:07,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:55:07,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:55:07,067 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:55:07,068 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:55:07,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-61.i [2024-10-14 12:55:08,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:55:08,469 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-14 12:55:08,679 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:55:08,680 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-61.i [2024-10-14 12:55:08,692 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58f4be120/741ce8e221d44c82b12472a572084546/FLAG3b5ab312a [2024-10-14 12:55:09,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58f4be120/741ce8e221d44c82b12472a572084546 [2024-10-14 12:55:09,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:55:09,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:55:09,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:55:09,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:55:09,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:55:09,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656eb5d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09, skipping insertion in model container [2024-10-14 12:55:09,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:55:09,225 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/hardness-nfm22/hardness_operatoramount_amount500_file-61.i[916,929] [2024-10-14 12:55:09,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:55:09,439 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:55:09,450 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/hardness-nfm22/hardness_operatoramount_amount500_file-61.i[916,929] [2024-10-14 12:55:09,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:55:09,552 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:55:09,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09 WrapperNode [2024-10-14 12:55:09,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:55:09,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:55:09,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:55:09,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:55:09,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,675 INFO L138 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 724 [2024-10-14 12:55:09,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:55:09,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:55:09,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:55:09,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:55:09,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,706 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,749 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 12:55:09,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:55:09,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:55:09,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:55:09,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:55:09,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (1/1) ... [2024-10-14 12:55:09,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:55:09,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:55:09,854 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 12:55:09,861 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 12:55:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:55:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:55:09,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:55:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:55:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:55:09,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:55:10,040 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:55:10,042 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:55:11,043 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live. [2024-10-14 12:55:11,043 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:55:11,074 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:55:11,077 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:55:11,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:55:11 BoogieIcfgContainer [2024-10-14 12:55:11,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:55:11,079 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:55:11,079 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:55:11,082 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:55:11,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:55:09" (1/3) ... [2024-10-14 12:55:11,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fc3e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:55:11, skipping insertion in model container [2024-10-14 12:55:11,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:55:09" (2/3) ... [2024-10-14 12:55:11,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fc3e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:55:11, skipping insertion in model container [2024-10-14 12:55:11,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:55:11" (3/3) ... [2024-10-14 12:55:11,084 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-61.i [2024-10-14 12:55:11,098 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:55:11,099 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:55:11,167 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:55:11,174 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;@1d985732, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:55:11,175 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:55:11,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 214 states have (on average 1.574766355140187) internal successors, (337), 215 states have internal predecessors, (337), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-10-14 12:55:11,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-14 12:55:11,204 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:11,205 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:11,206 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:11,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:11,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1501155238, now seen corresponding path program 1 times [2024-10-14 12:55:11,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:11,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542707447] [2024-10-14 12:55:11,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:11,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:11,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:11,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542707447] [2024-10-14 12:55:11,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542707447] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:11,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:11,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:55:11,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593336210] [2024-10-14 12:55:11,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:11,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:55:11,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:12,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:55:12,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:55:12,045 INFO L87 Difference]: Start difference. First operand has 283 states, 214 states have (on average 1.574766355140187) internal successors, (337), 215 states have internal predecessors, (337), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) Second operand has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 2 states have call successors, (66) [2024-10-14 12:55:12,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:12,114 INFO L93 Difference]: Finished difference Result 563 states and 1002 transitions. [2024-10-14 12:55:12,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:55:12,118 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 2 states have call successors, (66) Word has length 455 [2024-10-14 12:55:12,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:12,133 INFO L225 Difference]: With dead ends: 563 [2024-10-14 12:55:12,133 INFO L226 Difference]: Without dead ends: 281 [2024-10-14 12:55:12,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:55:12,143 INFO L432 NwaCegarLoop]: 461 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:12,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 461 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:55:12,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-10-14 12:55:12,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2024-10-14 12:55:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 213 states have (on average 1.5586854460093897) internal successors, (332), 213 states have internal predecessors, (332), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-10-14 12:55:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 464 transitions. [2024-10-14 12:55:12,230 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 464 transitions. Word has length 455 [2024-10-14 12:55:12,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:12,231 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 464 transitions. [2024-10-14 12:55:12,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 2 states have call successors, (66) [2024-10-14 12:55:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 464 transitions. [2024-10-14 12:55:12,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-14 12:55:12,243 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:12,243 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:12,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:55:12,244 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:12,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:12,244 INFO L85 PathProgramCache]: Analyzing trace with hash -498500446, now seen corresponding path program 1 times [2024-10-14 12:55:12,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:12,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948965073] [2024-10-14 12:55:12,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:12,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:12,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:13,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:13,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948965073] [2024-10-14 12:55:13,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948965073] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:13,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:13,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:55:13,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134774317] [2024-10-14 12:55:13,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:13,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:55:13,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:13,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:55:13,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:55:13,071 INFO L87 Difference]: Start difference. First operand 281 states and 464 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:13,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:13,165 INFO L93 Difference]: Finished difference Result 829 states and 1370 transitions. [2024-10-14 12:55:13,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:55:13,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 455 [2024-10-14 12:55:13,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:13,171 INFO L225 Difference]: With dead ends: 829 [2024-10-14 12:55:13,172 INFO L226 Difference]: Without dead ends: 549 [2024-10-14 12:55:13,173 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 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 12:55:13,174 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 455 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:13,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 885 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:55:13,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-10-14 12:55:13,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 390. [2024-10-14 12:55:13,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 322 states have (on average 1.6149068322981366) internal successors, (520), 322 states have internal predecessors, (520), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-10-14 12:55:13,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 652 transitions. [2024-10-14 12:55:13,204 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 652 transitions. Word has length 455 [2024-10-14 12:55:13,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:13,206 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 652 transitions. [2024-10-14 12:55:13,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 652 transitions. [2024-10-14 12:55:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-14 12:55:13,218 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:13,218 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:13,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:55:13,218 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:13,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:13,219 INFO L85 PathProgramCache]: Analyzing trace with hash 180771808, now seen corresponding path program 1 times [2024-10-14 12:55:13,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:13,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265331071] [2024-10-14 12:55:13,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:13,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:13,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:13,657 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:13,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:13,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265331071] [2024-10-14 12:55:13,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265331071] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:13,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:13,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:55:13,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147001631] [2024-10-14 12:55:13,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:13,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:55:13,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:13,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:55:13,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:55:13,662 INFO L87 Difference]: Start difference. First operand 390 states and 652 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:13,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:13,767 INFO L93 Difference]: Finished difference Result 1168 states and 1954 transitions. [2024-10-14 12:55:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:55:13,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 455 [2024-10-14 12:55:13,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:13,773 INFO L225 Difference]: With dead ends: 1168 [2024-10-14 12:55:13,773 INFO L226 Difference]: Without dead ends: 779 [2024-10-14 12:55:13,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 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 12:55:13,776 INFO L432 NwaCegarLoop]: 708 mSDtfsCounter, 453 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 1154 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:13,776 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [453 Valid, 1154 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:55:13,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2024-10-14 12:55:13,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 530. [2024-10-14 12:55:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 462 states have (on average 1.6406926406926408) internal successors, (758), 462 states have internal predecessors, (758), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-10-14 12:55:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 890 transitions. [2024-10-14 12:55:13,813 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 890 transitions. Word has length 455 [2024-10-14 12:55:13,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:13,815 INFO L471 AbstractCegarLoop]: Abstraction has 530 states and 890 transitions. [2024-10-14 12:55:13,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:13,818 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 890 transitions. [2024-10-14 12:55:13,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-14 12:55:13,822 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:13,823 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:13,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 12:55:13,826 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:13,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:13,829 INFO L85 PathProgramCache]: Analyzing trace with hash -238268836, now seen corresponding path program 1 times [2024-10-14 12:55:13,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:13,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696250813] [2024-10-14 12:55:13,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:13,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:14,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:14,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696250813] [2024-10-14 12:55:14,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696250813] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:14,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:14,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:55:14,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617844872] [2024-10-14 12:55:14,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:14,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:55:14,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:14,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:55:14,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:55:14,322 INFO L87 Difference]: Start difference. First operand 530 states and 890 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:14,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:14,412 INFO L93 Difference]: Finished difference Result 1488 states and 2497 transitions. [2024-10-14 12:55:14,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:55:14,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 455 [2024-10-14 12:55:14,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:14,419 INFO L225 Difference]: With dead ends: 1488 [2024-10-14 12:55:14,419 INFO L226 Difference]: Without dead ends: 959 [2024-10-14 12:55:14,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 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 12:55:14,421 INFO L432 NwaCegarLoop]: 578 mSDtfsCounter, 322 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 1029 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:14,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 1029 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:55:14,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2024-10-14 12:55:14,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 956. [2024-10-14 12:55:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 956 states, 842 states have (on average 1.6389548693586697) internal successors, (1380), 843 states have internal predecessors, (1380), 111 states have call successors, (111), 2 states have call predecessors, (111), 2 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-10-14 12:55:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 1602 transitions. [2024-10-14 12:55:14,460 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 1602 transitions. Word has length 455 [2024-10-14 12:55:14,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:14,463 INFO L471 AbstractCegarLoop]: Abstraction has 956 states and 1602 transitions. [2024-10-14 12:55:14,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1602 transitions. [2024-10-14 12:55:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-14 12:55:14,469 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:14,469 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:14,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 12:55:14,470 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:14,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:14,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1610076134, now seen corresponding path program 1 times [2024-10-14 12:55:14,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:14,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883662908] [2024-10-14 12:55:14,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:14,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:14,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:14,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:14,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:14,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:15,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:15,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883662908] [2024-10-14 12:55:15,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883662908] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:15,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:15,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:55:15,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154132113] [2024-10-14 12:55:15,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:15,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:55:15,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:15,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:55:15,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:55:15,033 INFO L87 Difference]: Start difference. First operand 956 states and 1602 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:15,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:15,102 INFO L93 Difference]: Finished difference Result 2866 states and 4804 transitions. [2024-10-14 12:55:15,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:55:15,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 455 [2024-10-14 12:55:15,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:15,111 INFO L225 Difference]: With dead ends: 2866 [2024-10-14 12:55:15,112 INFO L226 Difference]: Without dead ends: 1911 [2024-10-14 12:55:15,114 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 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 12:55:15,114 INFO L432 NwaCegarLoop]: 626 mSDtfsCounter, 313 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:15,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 1078 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:55:15,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1911 states. [2024-10-14 12:55:15,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1911 to 1909. [2024-10-14 12:55:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1909 states, 1682 states have (on average 1.6349583828775267) internal successors, (2750), 1684 states have internal predecessors, (2750), 222 states have call successors, (222), 4 states have call predecessors, (222), 4 states have return successors, (222), 220 states have call predecessors, (222), 222 states have call successors, (222) [2024-10-14 12:55:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1909 states and 3194 transitions. [2024-10-14 12:55:15,204 INFO L78 Accepts]: Start accepts. Automaton has 1909 states and 3194 transitions. Word has length 455 [2024-10-14 12:55:15,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:15,205 INFO L471 AbstractCegarLoop]: Abstraction has 1909 states and 3194 transitions. [2024-10-14 12:55:15,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:15,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3194 transitions. [2024-10-14 12:55:15,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:15,214 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:15,214 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:15,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 12:55:15,214 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:15,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:15,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1632083160, now seen corresponding path program 1 times [2024-10-14 12:55:15,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:15,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471469589] [2024-10-14 12:55:15,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:15,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:15,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:16,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:16,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471469589] [2024-10-14 12:55:16,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471469589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:16,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:16,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:55:16,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932173142] [2024-10-14 12:55:16,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:16,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:55:16,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:16,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:55:16,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:55:16,009 INFO L87 Difference]: Start difference. First operand 1909 states and 3194 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:16,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:16,136 INFO L93 Difference]: Finished difference Result 5725 states and 9580 transitions. [2024-10-14 12:55:16,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:55:16,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 456 [2024-10-14 12:55:16,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:16,151 INFO L225 Difference]: With dead ends: 5725 [2024-10-14 12:55:16,151 INFO L226 Difference]: Without dead ends: 3817 [2024-10-14 12:55:16,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 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 12:55:16,155 INFO L432 NwaCegarLoop]: 454 mSDtfsCounter, 344 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:16,155 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 904 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:55:16,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3817 states. [2024-10-14 12:55:16,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3817 to 3815. [2024-10-14 12:55:16,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3815 states, 3362 states have (on average 1.6317668054729328) internal successors, (5486), 3366 states have internal predecessors, (5486), 444 states have call successors, (444), 8 states have call predecessors, (444), 8 states have return successors, (444), 440 states have call predecessors, (444), 444 states have call successors, (444) [2024-10-14 12:55:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 6374 transitions. [2024-10-14 12:55:16,287 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 6374 transitions. Word has length 456 [2024-10-14 12:55:16,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:16,288 INFO L471 AbstractCegarLoop]: Abstraction has 3815 states and 6374 transitions. [2024-10-14 12:55:16,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 6374 transitions. [2024-10-14 12:55:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:16,293 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:16,294 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:16,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 12:55:16,294 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:16,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:16,294 INFO L85 PathProgramCache]: Analyzing trace with hash 585547238, now seen corresponding path program 1 times [2024-10-14 12:55:16,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:16,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413521815] [2024-10-14 12:55:16,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:16,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:16,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:17,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:17,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:17,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413521815] [2024-10-14 12:55:17,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413521815] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:17,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:17,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:55:17,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648690189] [2024-10-14 12:55:17,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:17,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:55:17,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:17,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:55:17,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:55:17,094 INFO L87 Difference]: Start difference. First operand 3815 states and 6374 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:17,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:17,250 INFO L93 Difference]: Finished difference Result 7763 states and 12988 transitions. [2024-10-14 12:55:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:55:17,251 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 456 [2024-10-14 12:55:17,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:17,269 INFO L225 Difference]: With dead ends: 7763 [2024-10-14 12:55:17,269 INFO L226 Difference]: Without dead ends: 3949 [2024-10-14 12:55:17,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:55:17,278 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 324 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 1389 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:17,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 1389 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:55:17,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3949 states. [2024-10-14 12:55:17,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3949 to 3815. [2024-10-14 12:55:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3815 states, 3362 states have (on average 1.629387269482451) internal successors, (5478), 3366 states have internal predecessors, (5478), 444 states have call successors, (444), 8 states have call predecessors, (444), 8 states have return successors, (444), 440 states have call predecessors, (444), 444 states have call successors, (444) [2024-10-14 12:55:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 6366 transitions. [2024-10-14 12:55:17,476 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 6366 transitions. Word has length 456 [2024-10-14 12:55:17,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:17,476 INFO L471 AbstractCegarLoop]: Abstraction has 3815 states and 6366 transitions. [2024-10-14 12:55:17,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:17,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 6366 transitions. [2024-10-14 12:55:17,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:17,482 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:17,483 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:17,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 12:55:17,483 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:17,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:17,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1002800664, now seen corresponding path program 1 times [2024-10-14 12:55:17,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:17,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535027673] [2024-10-14 12:55:17,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:17,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:18,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:18,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:18,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535027673] [2024-10-14 12:55:18,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535027673] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:18,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:18,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:55:18,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819176545] [2024-10-14 12:55:18,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:18,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:55:18,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:18,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:55:18,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:55:18,350 INFO L87 Difference]: Start difference. First operand 3815 states and 6366 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:22,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-14 12:55:26,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-14 12:55:26,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:26,700 INFO L93 Difference]: Finished difference Result 10791 states and 18072 transitions. [2024-10-14 12:55:26,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:55:26,701 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 456 [2024-10-14 12:55:26,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:26,723 INFO L225 Difference]: With dead ends: 10791 [2024-10-14 12:55:26,723 INFO L226 Difference]: Without dead ends: 6977 [2024-10-14 12:55:26,729 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 137 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 12:55:26,730 INFO L432 NwaCegarLoop]: 482 mSDtfsCounter, 282 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 902 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:26,730 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 902 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 74 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2024-10-14 12:55:26,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6977 states. [2024-10-14 12:55:26,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6977 to 6967. [2024-10-14 12:55:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6967 states, 6362 states have (on average 1.6413077648538195) internal successors, (10442), 6374 states have internal predecessors, (10442), 588 states have call successors, (588), 16 states have call predecessors, (588), 16 states have return successors, (588), 576 states have call predecessors, (588), 588 states have call successors, (588) [2024-10-14 12:55:26,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6967 states to 6967 states and 11618 transitions. [2024-10-14 12:55:26,930 INFO L78 Accepts]: Start accepts. Automaton has 6967 states and 11618 transitions. Word has length 456 [2024-10-14 12:55:26,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:26,931 INFO L471 AbstractCegarLoop]: Abstraction has 6967 states and 11618 transitions. [2024-10-14 12:55:26,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 6967 states and 11618 transitions. [2024-10-14 12:55:26,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:26,945 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:26,945 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:26,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 12:55:26,946 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:26,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:26,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1605986794, now seen corresponding path program 1 times [2024-10-14 12:55:26,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:26,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582657321] [2024-10-14 12:55:26,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:26,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:28,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:28,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:28,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582657321] [2024-10-14 12:55:28,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582657321] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:28,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:28,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:55:28,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357212231] [2024-10-14 12:55:28,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:28,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:55:28,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:28,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:55:28,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:55:28,317 INFO L87 Difference]: Start difference. First operand 6967 states and 11618 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:28,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:28,753 INFO L93 Difference]: Finished difference Result 21891 states and 36070 transitions. [2024-10-14 12:55:28,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 12:55:28,761 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 456 [2024-10-14 12:55:28,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:28,800 INFO L225 Difference]: With dead ends: 21891 [2024-10-14 12:55:28,801 INFO L226 Difference]: Without dead ends: 14925 [2024-10-14 12:55:28,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:55:28,813 INFO L432 NwaCegarLoop]: 679 mSDtfsCounter, 431 mSDsluCounter, 1230 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 431 SdHoareTripleChecker+Valid, 1909 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:28,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [431 Valid, 1909 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 12:55:28,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14925 states. [2024-10-14 12:55:29,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14925 to 11911. [2024-10-14 12:55:29,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11911 states, 11258 states have (on average 1.6480724817907266) internal successors, (18554), 11286 states have internal predecessors, (18554), 620 states have call successors, (620), 32 states have call predecessors, (620), 32 states have return successors, (620), 592 states have call predecessors, (620), 620 states have call successors, (620) [2024-10-14 12:55:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11911 states to 11911 states and 19794 transitions. [2024-10-14 12:55:29,106 INFO L78 Accepts]: Start accepts. Automaton has 11911 states and 19794 transitions. Word has length 456 [2024-10-14 12:55:29,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:29,107 INFO L471 AbstractCegarLoop]: Abstraction has 11911 states and 19794 transitions. [2024-10-14 12:55:29,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-14 12:55:29,107 INFO L276 IsEmpty]: Start isEmpty. Operand 11911 states and 19794 transitions. [2024-10-14 12:55:29,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:29,123 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:29,124 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:29,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 12:55:29,124 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:29,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:29,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1533600236, now seen corresponding path program 1 times [2024-10-14 12:55:29,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:29,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898162597] [2024-10-14 12:55:29,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:29,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:31,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:32,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:32,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898162597] [2024-10-14 12:55:32,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898162597] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:32,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:32,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-10-14 12:55:32,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145013468] [2024-10-14 12:55:32,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:32,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-14 12:55:32,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:32,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-14 12:55:32,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2024-10-14 12:55:32,320 INFO L87 Difference]: Start difference. First operand 11911 states and 19794 transitions. Second operand has 17 states, 17 states have (on average 7.588235294117647) internal successors, (129), 17 states have internal predecessors, (129), 4 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2024-10-14 12:55:40,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:40,316 INFO L93 Difference]: Finished difference Result 95434 states and 159023 transitions. [2024-10-14 12:55:40,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-14 12:55:40,319 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.588235294117647) internal successors, (129), 17 states have internal predecessors, (129), 4 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 456 [2024-10-14 12:55:40,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:40,517 INFO L225 Difference]: With dead ends: 95434 [2024-10-14 12:55:40,517 INFO L226 Difference]: Without dead ends: 89478 [2024-10-14 12:55:40,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=310, Invalid=812, Unknown=0, NotChecked=0, Total=1122 [2024-10-14 12:55:40,548 INFO L432 NwaCegarLoop]: 725 mSDtfsCounter, 11117 mSDsluCounter, 6854 mSDsCounter, 0 mSdLazyCounter, 4960 mSolverCounterSat, 846 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11117 SdHoareTripleChecker+Valid, 7579 SdHoareTripleChecker+Invalid, 5806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 846 IncrementalHoareTripleChecker+Valid, 4960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:40,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11117 Valid, 7579 Invalid, 5806 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [846 Valid, 4960 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-10-14 12:55:40,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89478 states. [2024-10-14 12:55:42,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89478 to 52675. [2024-10-14 12:55:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52675 states, 50422 states have (on average 1.6515013287850542) internal successors, (83272), 50547 states have internal predecessors, (83272), 2110 states have call successors, (2110), 142 states have call predecessors, (2110), 142 states have return successors, (2110), 1985 states have call predecessors, (2110), 2110 states have call successors, (2110) [2024-10-14 12:55:43,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52675 states to 52675 states and 87492 transitions. [2024-10-14 12:55:43,051 INFO L78 Accepts]: Start accepts. Automaton has 52675 states and 87492 transitions. Word has length 456 [2024-10-14 12:55:43,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:43,052 INFO L471 AbstractCegarLoop]: Abstraction has 52675 states and 87492 transitions. [2024-10-14 12:55:43,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.588235294117647) internal successors, (129), 17 states have internal predecessors, (129), 4 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2024-10-14 12:55:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 52675 states and 87492 transitions. [2024-10-14 12:55:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:43,117 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:43,118 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:43,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 12:55:43,118 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:43,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:43,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1791765674, now seen corresponding path program 1 times [2024-10-14 12:55:43,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:43,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060014686] [2024-10-14 12:55:43,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:43,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:44,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:44,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060014686] [2024-10-14 12:55:44,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060014686] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:44,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:44,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-14 12:55:44,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087899932] [2024-10-14 12:55:44,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:44,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 12:55:44,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:44,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 12:55:44,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-14 12:55:44,467 INFO L87 Difference]: Start difference. First operand 52675 states and 87492 transitions. Second operand has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 9 states have internal predecessors, (129), 3 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-10-14 12:55:48,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:55:48,610 INFO L93 Difference]: Finished difference Result 251439 states and 416803 transitions. [2024-10-14 12:55:48,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 12:55:48,611 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 9 states have internal predecessors, (129), 3 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 456 [2024-10-14 12:55:48,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:55:49,090 INFO L225 Difference]: With dead ends: 251439 [2024-10-14 12:55:49,090 INFO L226 Difference]: Without dead ends: 198788 [2024-10-14 12:55:49,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2024-10-14 12:55:49,168 INFO L432 NwaCegarLoop]: 467 mSDtfsCounter, 2935 mSDsluCounter, 2113 mSDsCounter, 0 mSdLazyCounter, 1026 mSolverCounterSat, 333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2935 SdHoareTripleChecker+Valid, 2580 SdHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 333 IncrementalHoareTripleChecker+Valid, 1026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:55:49,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2935 Valid, 2580 Invalid, 1359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [333 Valid, 1026 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-14 12:55:49,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198788 states. [2024-10-14 12:55:53,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198788 to 170156. [2024-10-14 12:55:53,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170156 states, 164873 states have (on average 1.6617820989488878) internal successors, (273983), 165190 states have internal predecessors, (273983), 4906 states have call successors, (4906), 376 states have call predecessors, (4906), 376 states have return successors, (4906), 4589 states have call predecessors, (4906), 4906 states have call successors, (4906) [2024-10-14 12:55:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170156 states to 170156 states and 283795 transitions. [2024-10-14 12:55:54,222 INFO L78 Accepts]: Start accepts. Automaton has 170156 states and 283795 transitions. Word has length 456 [2024-10-14 12:55:54,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:55:54,223 INFO L471 AbstractCegarLoop]: Abstraction has 170156 states and 283795 transitions. [2024-10-14 12:55:54,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 9 states have internal predecessors, (129), 3 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-10-14 12:55:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 170156 states and 283795 transitions. [2024-10-14 12:55:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-14 12:55:54,310 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:55:54,311 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:55:54,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 12:55:54,311 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:55:54,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:55:54,312 INFO L85 PathProgramCache]: Analyzing trace with hash 974117224, now seen corresponding path program 1 times [2024-10-14 12:55:54,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:55:54,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362961485] [2024-10-14 12:55:54,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:55:54,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:55:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:55:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:55:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:55:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:55:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:55:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:55:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:55:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:55:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:55:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:55:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:55:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:55:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:55:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:55:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:55:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:55:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:55:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 12:55:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:55:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 12:55:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 12:55:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 12:55:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 12:55:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 12:55:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 12:55:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 12:55:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 12:55:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:55:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:55:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 12:55:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-14 12:55:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:55:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 12:55:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:55:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:55:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:55:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:55:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:55:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:55:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:55:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:55:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:55:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-14 12:55:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-14 12:55:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-14 12:55:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-14 12:55:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-14 12:55:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-14 12:55:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-14 12:55:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-14 12:55:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-14 12:55:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 12:55:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-14 12:55:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 12:55:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 12:55:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:55:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 12:55:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:55:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 12:55:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:55:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 12:55:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:55:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:55:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:55:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 12:55:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:55:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:55:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-14 12:55:56,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:55:56,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362961485] [2024-10-14 12:55:56,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362961485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:55:56,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:55:56,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-14 12:55:56,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075042039] [2024-10-14 12:55:56,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:55:56,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-14 12:55:56,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:55:56,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-14 12:55:56,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-10-14 12:55:56,967 INFO L87 Difference]: Start difference. First operand 170156 states and 283795 transitions. Second operand has 12 states, 12 states have (on average 10.75) internal successors, (129), 12 states have internal predecessors, (129), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2024-10-14 12:56:11,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:56:11,180 INFO L93 Difference]: Finished difference Result 1125672 states and 1869737 transitions. [2024-10-14 12:56:11,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-14 12:56:11,181 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.75) internal successors, (129), 12 states have internal predecessors, (129), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 456 [2024-10-14 12:56:11,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:56:13,446 INFO L225 Difference]: With dead ends: 1125672 [2024-10-14 12:56:13,446 INFO L226 Difference]: Without dead ends: 955540 [2024-10-14 12:56:13,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=174, Invalid=426, Unknown=0, NotChecked=0, Total=600 [2024-10-14 12:56:13,655 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 6198 mSDsluCounter, 2700 mSDsCounter, 0 mSdLazyCounter, 2685 mSolverCounterSat, 403 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6198 SdHoareTripleChecker+Valid, 3188 SdHoareTripleChecker+Invalid, 3088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 403 IncrementalHoareTripleChecker+Valid, 2685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:56:13,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6198 Valid, 3188 Invalid, 3088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [403 Valid, 2685 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-14 12:56:14,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955540 states.