./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-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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-11.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 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 05:23:28,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 05:23:28,477 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 05:23:28,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 05:23:28,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 05:23:28,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 05:23:28,502 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 05:23:28,503 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 05:23:28,503 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 05:23:28,504 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 05:23:28,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 05:23:28,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 05:23:28,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 05:23:28,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 05:23:28,506 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 05:23:28,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 05:23:28,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 05:23:28,510 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 05:23:28,511 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 05:23:28,511 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 05:23:28,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 05:23:28,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 05:23:28,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 05:23:28,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 05:23:28,516 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 05:23:28,516 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 05:23:28,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 05:23:28,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 05:23:28,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 05:23:28,517 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 05:23:28,518 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 05:23:28,518 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 05:23:28,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 05:23:28,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 05:23:28,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 05:23:28,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 05:23:28,519 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 05:23:28,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 05:23:28,522 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 05:23:28,522 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 05:23:28,522 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 05:23:28,523 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 05:23:28,523 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 [2024-10-13 05:23:28,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 05:23:28,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 05:23:28,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 05:23:28,817 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 05:23:28,818 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 05:23:28,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2024-10-13 05:23:30,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 05:23:30,575 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 05:23:30,575 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2024-10-13 05:23:30,591 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad95aaa9/6b3b1f27f71d4a5aa58e4998d71459f9/FLAG32a01210e [2024-10-13 05:23:30,882 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad95aaa9/6b3b1f27f71d4a5aa58e4998d71459f9 [2024-10-13 05:23:30,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 05:23:30,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 05:23:30,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 05:23:30,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 05:23:30,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 05:23:30,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:23:30" (1/1) ... [2024-10-13 05:23:30,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75050ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:30, skipping insertion in model container [2024-10-13 05:23:30,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:23:30" (1/1) ... [2024-10-13 05:23:30,956 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 05:23:31,133 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-11.i[916,929] [2024-10-13 05:23:31,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 05:23:31,412 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 05:23:31,431 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-11.i[916,929] [2024-10-13 05:23:31,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 05:23:31,613 INFO L204 MainTranslator]: Completed translation [2024-10-13 05:23:31,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31 WrapperNode [2024-10-13 05:23:31,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 05:23:31,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 05:23:31,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 05:23:31,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 05:23:31,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:31,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:31,827 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 805 [2024-10-13 05:23:31,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 05:23:31,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 05:23:31,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 05:23:31,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 05:23:31,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:31,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:31,867 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:31,960 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]. [2024-10-13 05:23:31,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:31,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:32,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:32,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:32,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:32,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:32,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 05:23:32,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 05:23:32,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 05:23:32,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 05:23:32,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (1/1) ... [2024-10-13 05:23:32,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 05:23:32,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:23:32,116 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) [2024-10-13 05:23:32,123 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 [2024-10-13 05:23:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 05:23:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 05:23:32,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 05:23:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 05:23:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 05:23:32,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 05:23:32,313 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 05:23:32,315 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 05:23:33,775 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live. [2024-10-13 05:23:33,775 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 05:23:33,846 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 05:23:33,846 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 05:23:33,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:33 BoogieIcfgContainer [2024-10-13 05:23:33,847 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 05:23:33,849 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 05:23:33,849 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 05:23:33,853 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 05:23:33,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:23:30" (1/3) ... [2024-10-13 05:23:33,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c6da67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:23:33, skipping insertion in model container [2024-10-13 05:23:33,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:31" (2/3) ... [2024-10-13 05:23:33,856 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c6da67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:23:33, skipping insertion in model container [2024-10-13 05:23:33,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:33" (3/3) ... [2024-10-13 05:23:33,857 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-11.i [2024-10-13 05:23:33,873 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 05:23:33,874 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 05:23:33,960 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 05:23:33,970 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;@63495ef8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 05:23:33,970 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 05:23:33,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 311 states, 239 states have (on average 1.5564853556485356) internal successors, (372), 240 states have internal predecessors, (372), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-13 05:23:34,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-13 05:23:34,007 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:34,008 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:34,009 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:34,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:34,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1552975122, now seen corresponding path program 1 times [2024-10-13 05:23:34,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:34,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680549294] [2024-10-13 05:23:34,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:34,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:34,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:35,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:35,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680549294] [2024-10-13 05:23:35,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680549294] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:35,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:35,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 05:23:35,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809018779] [2024-10-13 05:23:35,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:35,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 05:23:35,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:35,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 05:23:35,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 05:23:35,232 INFO L87 Difference]: Start difference. First operand has 311 states, 239 states have (on average 1.5564853556485356) internal successors, (372), 240 states have internal predecessors, (372), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 2 states, 2 states have (on average 72.5) internal successors, (145), 2 states have internal predecessors, (145), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-13 05:23:35,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:35,325 INFO L93 Difference]: Finished difference Result 619 states and 1087 transitions. [2024-10-13 05:23:35,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 05:23:35,346 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 72.5) internal successors, (145), 2 states have internal predecessors, (145), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) Word has length 487 [2024-10-13 05:23:35,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:35,360 INFO L225 Difference]: With dead ends: 619 [2024-10-13 05:23:35,360 INFO L226 Difference]: Without dead ends: 309 [2024-10-13 05:23:35,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 05:23:35,379 INFO L432 NwaCegarLoop]: 501 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, 501 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 [2024-10-13 05:23:35,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 501 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 05:23:35,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2024-10-13 05:23:35,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2024-10-13 05:23:35,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 238 states have (on average 1.5378151260504203) internal successors, (366), 238 states have internal predecessors, (366), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-13 05:23:35,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 504 transitions. [2024-10-13 05:23:35,473 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 504 transitions. Word has length 487 [2024-10-13 05:23:35,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:35,474 INFO L471 AbstractCegarLoop]: Abstraction has 309 states and 504 transitions. [2024-10-13 05:23:35,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 72.5) internal successors, (145), 2 states have internal predecessors, (145), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-13 05:23:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 504 transitions. [2024-10-13 05:23:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-13 05:23:35,489 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:35,489 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:35,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 05:23:35,490 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:35,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:35,491 INFO L85 PathProgramCache]: Analyzing trace with hash 967856608, now seen corresponding path program 1 times [2024-10-13 05:23:35,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:35,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402906825] [2024-10-13 05:23:35,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:35,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:36,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:36,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402906825] [2024-10-13 05:23:36,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402906825] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:36,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:36,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:23:36,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960408695] [2024-10-13 05:23:36,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:36,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:23:36,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:36,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:23:36,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:23:36,406 INFO L87 Difference]: Start difference. First operand 309 states and 504 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:36,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:36,609 INFO L93 Difference]: Finished difference Result 910 states and 1486 transitions. [2024-10-13 05:23:36,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:23:36,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 487 [2024-10-13 05:23:36,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:36,622 INFO L225 Difference]: With dead ends: 910 [2024-10-13 05:23:36,622 INFO L226 Difference]: Without dead ends: 602 [2024-10-13 05:23:36,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:23:36,626 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 443 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:36,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [443 Valid, 965 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:23:36,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2024-10-13 05:23:36,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 600. [2024-10-13 05:23:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 459 states have (on average 1.522875816993464) internal successors, (699), 459 states have internal predecessors, (699), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-13 05:23:36,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 975 transitions. [2024-10-13 05:23:36,728 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 975 transitions. Word has length 487 [2024-10-13 05:23:36,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:36,730 INFO L471 AbstractCegarLoop]: Abstraction has 600 states and 975 transitions. [2024-10-13 05:23:36,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 975 transitions. [2024-10-13 05:23:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-13 05:23:36,739 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:36,739 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:36,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 05:23:36,739 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:36,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:36,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1852264800, now seen corresponding path program 1 times [2024-10-13 05:23:36,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:36,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296385124] [2024-10-13 05:23:36,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:36,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:37,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:37,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296385124] [2024-10-13 05:23:37,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296385124] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:37,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:37,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:23:37,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898675231] [2024-10-13 05:23:37,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:37,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:23:37,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:37,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:23:37,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:23:37,443 INFO L87 Difference]: Start difference. First operand 600 states and 975 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:37,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:37,590 INFO L93 Difference]: Finished difference Result 1202 states and 1952 transitions. [2024-10-13 05:23:37,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:23:37,591 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 487 [2024-10-13 05:23:37,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:37,598 INFO L225 Difference]: With dead ends: 1202 [2024-10-13 05:23:37,600 INFO L226 Difference]: Without dead ends: 603 [2024-10-13 05:23:37,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:23:37,605 INFO L432 NwaCegarLoop]: 821 mSDtfsCounter, 419 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:37,607 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 1301 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:23:37,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-10-13 05:23:37,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 601. [2024-10-13 05:23:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 460 states have (on average 1.508695652173913) internal successors, (694), 460 states have internal predecessors, (694), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-13 05:23:37,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 970 transitions. [2024-10-13 05:23:37,664 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 970 transitions. Word has length 487 [2024-10-13 05:23:37,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:37,666 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 970 transitions. [2024-10-13 05:23:37,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 970 transitions. [2024-10-13 05:23:37,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-10-13 05:23:37,675 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:37,675 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:37,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 05:23:37,676 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:37,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:37,676 INFO L85 PathProgramCache]: Analyzing trace with hash 13771692, now seen corresponding path program 1 times [2024-10-13 05:23:37,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:37,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831326725] [2024-10-13 05:23:37,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:37,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:38,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:38,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:38,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831326725] [2024-10-13 05:23:38,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831326725] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:38,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:38,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:23:38,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880795055] [2024-10-13 05:23:38,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:38,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:23:38,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:38,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:23:38,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:23:38,292 INFO L87 Difference]: Start difference. First operand 601 states and 970 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:38,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:38,410 INFO L93 Difference]: Finished difference Result 1797 states and 2900 transitions. [2024-10-13 05:23:38,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:23:38,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 488 [2024-10-13 05:23:38,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:38,422 INFO L225 Difference]: With dead ends: 1797 [2024-10-13 05:23:38,423 INFO L226 Difference]: Without dead ends: 1197 [2024-10-13 05:23:38,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:23:38,429 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 433 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1183 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:38,431 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [433 Valid, 1183 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:23:38,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2024-10-13 05:23:38,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 788. [2024-10-13 05:23:38,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 788 states, 647 states have (on average 1.5486862442040186) internal successors, (1002), 647 states have internal predecessors, (1002), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-13 05:23:38,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 1278 transitions. [2024-10-13 05:23:38,551 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 1278 transitions. Word has length 488 [2024-10-13 05:23:38,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:38,552 INFO L471 AbstractCegarLoop]: Abstraction has 788 states and 1278 transitions. [2024-10-13 05:23:38,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:38,552 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1278 transitions. [2024-10-13 05:23:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-10-13 05:23:38,561 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:38,562 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:38,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 05:23:38,562 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:38,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:38,563 INFO L85 PathProgramCache]: Analyzing trace with hash 288531306, now seen corresponding path program 1 times [2024-10-13 05:23:38,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:38,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851353451] [2024-10-13 05:23:38,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:39,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:39,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851353451] [2024-10-13 05:23:39,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851353451] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:39,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:39,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:23:39,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918031144] [2024-10-13 05:23:39,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:39,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:23:39,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:39,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:23:39,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:23:39,335 INFO L87 Difference]: Start difference. First operand 788 states and 1278 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:39,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:39,582 INFO L93 Difference]: Finished difference Result 1900 states and 3078 transitions. [2024-10-13 05:23:39,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:23:39,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 488 [2024-10-13 05:23:39,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:39,591 INFO L225 Difference]: With dead ends: 1900 [2024-10-13 05:23:39,592 INFO L226 Difference]: Without dead ends: 1113 [2024-10-13 05:23:39,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:23:39,595 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 182 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:39,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 1432 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:23:39,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2024-10-13 05:23:39,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1014. [2024-10-13 05:23:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1014 states, 873 states have (on average 1.5853379152348224) internal successors, (1384), 873 states have internal predecessors, (1384), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-13 05:23:39,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 1014 states and 1660 transitions. [2024-10-13 05:23:39,676 INFO L78 Accepts]: Start accepts. Automaton has 1014 states and 1660 transitions. Word has length 488 [2024-10-13 05:23:39,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:39,677 INFO L471 AbstractCegarLoop]: Abstraction has 1014 states and 1660 transitions. [2024-10-13 05:23:39,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:39,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1660 transitions. [2024-10-13 05:23:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2024-10-13 05:23:39,688 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:39,688 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:39,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 05:23:39,689 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:39,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:39,689 INFO L85 PathProgramCache]: Analyzing trace with hash 845328605, now seen corresponding path program 1 times [2024-10-13 05:23:39,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:39,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907299460] [2024-10-13 05:23:39,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:40,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:41,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:41,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:41,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907299460] [2024-10-13 05:23:41,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907299460] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:41,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:41,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:23:41,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487456128] [2024-10-13 05:23:41,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:41,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:23:41,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:41,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:23:41,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:23:41,163 INFO L87 Difference]: Start difference. First operand 1014 states and 1660 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:41,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:41,518 INFO L93 Difference]: Finished difference Result 3002 states and 4912 transitions. [2024-10-13 05:23:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:23:41,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 489 [2024-10-13 05:23:41,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:41,528 INFO L225 Difference]: With dead ends: 3002 [2024-10-13 05:23:41,529 INFO L226 Difference]: Without dead ends: 1989 [2024-10-13 05:23:41,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:23:41,532 INFO L432 NwaCegarLoop]: 601 mSDtfsCounter, 671 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 1317 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:41,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 1317 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:23:41,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states. [2024-10-13 05:23:41,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1322. [2024-10-13 05:23:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1322 states, 1181 states have (on average 1.6104995766299746) internal successors, (1902), 1181 states have internal predecessors, (1902), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-13 05:23:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1322 states and 2178 transitions. [2024-10-13 05:23:41,614 INFO L78 Accepts]: Start accepts. Automaton has 1322 states and 2178 transitions. Word has length 489 [2024-10-13 05:23:41,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:41,615 INFO L471 AbstractCegarLoop]: Abstraction has 1322 states and 2178 transitions. [2024-10-13 05:23:41,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2178 transitions. [2024-10-13 05:23:41,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2024-10-13 05:23:41,624 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:41,624 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:41,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 05:23:41,625 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:41,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:41,625 INFO L85 PathProgramCache]: Analyzing trace with hash 364248347, now seen corresponding path program 1 times [2024-10-13 05:23:41,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:41,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613817087] [2024-10-13 05:23:41,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:41,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:43,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:43,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:43,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613817087] [2024-10-13 05:23:43,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613817087] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:43,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:43,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:23:43,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439299303] [2024-10-13 05:23:43,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:43,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:23:43,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:43,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:23:43,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:23:43,597 INFO L87 Difference]: Start difference. First operand 1322 states and 2178 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:44,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:44,142 INFO L93 Difference]: Finished difference Result 3828 states and 6311 transitions. [2024-10-13 05:23:44,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:23:44,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 489 [2024-10-13 05:23:44,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:44,156 INFO L225 Difference]: With dead ends: 3828 [2024-10-13 05:23:44,157 INFO L226 Difference]: Without dead ends: 2507 [2024-10-13 05:23:44,160 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:23:44,161 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 405 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 1433 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:44,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [405 Valid, 1433 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 05:23:44,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2507 states. [2024-10-13 05:23:44,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2507 to 2470. [2024-10-13 05:23:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2470 states, 2259 states have (on average 1.622399291722001) internal successors, (3665), 2259 states have internal predecessors, (3665), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-10-13 05:23:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 4079 transitions. [2024-10-13 05:23:44,314 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 4079 transitions. Word has length 489 [2024-10-13 05:23:44,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:44,315 INFO L471 AbstractCegarLoop]: Abstraction has 2470 states and 4079 transitions. [2024-10-13 05:23:44,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 4079 transitions. [2024-10-13 05:23:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-10-13 05:23:44,325 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:44,326 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:44,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 05:23:44,326 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:44,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:44,327 INFO L85 PathProgramCache]: Analyzing trace with hash 2090871853, now seen corresponding path program 1 times [2024-10-13 05:23:44,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:44,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163521302] [2024-10-13 05:23:44,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:44,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:46,975 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:46,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:46,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163521302] [2024-10-13 05:23:46,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163521302] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:46,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:46,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 05:23:46,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952806330] [2024-10-13 05:23:46,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:46,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 05:23:46,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:46,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 05:23:46,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-13 05:23:46,979 INFO L87 Difference]: Start difference. First operand 2470 states and 4079 transitions. Second operand has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:49,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:49,259 INFO L93 Difference]: Finished difference Result 8493 states and 14038 transitions. [2024-10-13 05:23:49,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-13 05:23:49,260 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 490 [2024-10-13 05:23:49,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:49,294 INFO L225 Difference]: With dead ends: 8493 [2024-10-13 05:23:49,294 INFO L226 Difference]: Without dead ends: 6810 [2024-10-13 05:23:49,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2024-10-13 05:23:49,303 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 2705 mSDsluCounter, 4697 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 770 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2705 SdHoareTripleChecker+Valid, 5647 SdHoareTripleChecker+Invalid, 1661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 770 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:49,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2705 Valid, 5647 Invalid, 1661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [770 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-13 05:23:49,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6810 states. [2024-10-13 05:23:49,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6810 to 5119. [2024-10-13 05:23:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5119 states, 4768 states have (on average 1.6340184563758389) internal successors, (7791), 4768 states have internal predecessors, (7791), 345 states have call successors, (345), 5 states have call predecessors, (345), 5 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:23:49,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 5119 states and 8481 transitions. [2024-10-13 05:23:49,580 INFO L78 Accepts]: Start accepts. Automaton has 5119 states and 8481 transitions. Word has length 490 [2024-10-13 05:23:49,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:49,581 INFO L471 AbstractCegarLoop]: Abstraction has 5119 states and 8481 transitions. [2024-10-13 05:23:49,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 5119 states and 8481 transitions. [2024-10-13 05:23:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-10-13 05:23:49,587 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:49,588 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:49,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 05:23:49,588 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:49,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1524823189, now seen corresponding path program 1 times [2024-10-13 05:23:49,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:49,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365351411] [2024-10-13 05:23:49,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:49,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:50,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:51,228 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:51,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:51,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365351411] [2024-10-13 05:23:51,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365351411] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:51,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:51,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:23:51,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135906388] [2024-10-13 05:23:51,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:51,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:23:51,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:51,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:23:51,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:23:51,231 INFO L87 Difference]: Start difference. First operand 5119 states and 8481 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:51,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:51,743 INFO L93 Difference]: Finished difference Result 10020 states and 16599 transitions. [2024-10-13 05:23:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:23:51,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 490 [2024-10-13 05:23:51,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:51,770 INFO L225 Difference]: With dead ends: 10020 [2024-10-13 05:23:51,771 INFO L226 Difference]: Without dead ends: 5156 [2024-10-13 05:23:51,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:23:51,784 INFO L432 NwaCegarLoop]: 495 mSDtfsCounter, 415 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 1461 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:51,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 1461 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:23:51,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5156 states. [2024-10-13 05:23:52,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5156 to 5119. [2024-10-13 05:23:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5119 states, 4768 states have (on average 1.6289848993288591) internal successors, (7767), 4768 states have internal predecessors, (7767), 345 states have call successors, (345), 5 states have call predecessors, (345), 5 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:23:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 5119 states and 8457 transitions. [2024-10-13 05:23:52,044 INFO L78 Accepts]: Start accepts. Automaton has 5119 states and 8457 transitions. Word has length 490 [2024-10-13 05:23:52,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:52,045 INFO L471 AbstractCegarLoop]: Abstraction has 5119 states and 8457 transitions. [2024-10-13 05:23:52,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 5119 states and 8457 transitions. [2024-10-13 05:23:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-10-13 05:23:52,056 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:52,060 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:52,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 05:23:52,060 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:52,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:52,061 INFO L85 PathProgramCache]: Analyzing trace with hash -669660728, now seen corresponding path program 1 times [2024-10-13 05:23:52,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:52,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035551903] [2024-10-13 05:23:52,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:52,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:53,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:54,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:54,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035551903] [2024-10-13 05:23:54,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035551903] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:54,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:54,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 05:23:54,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652449158] [2024-10-13 05:23:54,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:54,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 05:23:54,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:54,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 05:23:54,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:23:54,398 INFO L87 Difference]: Start difference. First operand 5119 states and 8457 transitions. Second operand has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:55,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:55,235 INFO L93 Difference]: Finished difference Result 9465 states and 15601 transitions. [2024-10-13 05:23:55,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 05:23:55,237 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 492 [2024-10-13 05:23:55,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:55,271 INFO L225 Difference]: With dead ends: 9465 [2024-10-13 05:23:55,272 INFO L226 Difference]: Without dead ends: 5581 [2024-10-13 05:23:55,281 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 05:23:55,282 INFO L432 NwaCegarLoop]: 604 mSDtfsCounter, 911 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 911 SdHoareTripleChecker+Valid, 2126 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:55,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [911 Valid, 2126 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-13 05:23:55,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5581 states. [2024-10-13 05:23:55,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5581 to 4889. [2024-10-13 05:23:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4889 states, 4538 states have (on average 1.626928162185985) internal successors, (7383), 4538 states have internal predecessors, (7383), 345 states have call successors, (345), 5 states have call predecessors, (345), 5 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:23:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 4889 states and 8073 transitions. [2024-10-13 05:23:55,552 INFO L78 Accepts]: Start accepts. Automaton has 4889 states and 8073 transitions. Word has length 492 [2024-10-13 05:23:55,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:23:55,552 INFO L471 AbstractCegarLoop]: Abstraction has 4889 states and 8073 transitions. [2024-10-13 05:23:55,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:55,553 INFO L276 IsEmpty]: Start isEmpty. Operand 4889 states and 8073 transitions. [2024-10-13 05:23:55,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-10-13 05:23:55,561 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:23:55,561 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:23:55,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 05:23:55,561 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:23:55,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:23:55,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1042163711, now seen corresponding path program 1 times [2024-10-13 05:23:55,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:23:55,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116633310] [2024-10-13 05:23:55,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:23:55,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:23:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:23:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:23:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:23:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:23:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:23:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:23:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:23:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:23:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:23:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:23:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:23:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:23:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:23:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:23:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:23:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:23:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:23:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:23:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:23:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:23:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:23:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:23:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:23:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:23:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:23:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:23:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:23:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:23:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:23:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:23:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:23:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:23:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:23:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:23:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:23:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:23:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:23:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:23:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:23:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:23:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:23:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:23:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:23:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:23:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:23:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:23:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:23:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:23:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:23:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:23:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:23:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:23:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:23:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:23:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:23:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:57,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:23:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:23:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:23:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:23:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:23:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:23:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:23:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:23:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:23:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:23:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:23:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:23:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:23:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:23:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:23:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:23:58,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:23:58,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116633310] [2024-10-13 05:23:58,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116633310] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:23:58,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:23:58,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 05:23:58,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016666782] [2024-10-13 05:23:58,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:23:58,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 05:23:58,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:23:58,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 05:23:58,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 05:23:58,108 INFO L87 Difference]: Start difference. First operand 4889 states and 8073 transitions. Second operand has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:23:59,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:23:59,760 INFO L93 Difference]: Finished difference Result 14791 states and 24508 transitions. [2024-10-13 05:23:59,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 05:23:59,762 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 494 [2024-10-13 05:23:59,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:23:59,796 INFO L225 Difference]: With dead ends: 14791 [2024-10-13 05:23:59,796 INFO L226 Difference]: Without dead ends: 11129 [2024-10-13 05:23:59,810 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2024-10-13 05:23:59,811 INFO L432 NwaCegarLoop]: 664 mSDtfsCounter, 1995 mSDsluCounter, 2308 mSDsCounter, 0 mSdLazyCounter, 730 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 SdHoareTripleChecker+Valid, 2972 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:23:59,811 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1995 Valid, 2972 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 730 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-13 05:23:59,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11129 states. [2024-10-13 05:24:00,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11129 to 6180. [2024-10-13 05:24:00,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6180 states, 5829 states have (on average 1.6363012523588951) internal successors, (9538), 5829 states have internal predecessors, (9538), 345 states have call successors, (345), 5 states have call predecessors, (345), 5 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:24:00,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6180 states to 6180 states and 10228 transitions. [2024-10-13 05:24:00,118 INFO L78 Accepts]: Start accepts. Automaton has 6180 states and 10228 transitions. Word has length 494 [2024-10-13 05:24:00,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:24:00,119 INFO L471 AbstractCegarLoop]: Abstraction has 6180 states and 10228 transitions. [2024-10-13 05:24:00,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 6180 states and 10228 transitions. [2024-10-13 05:24:00,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-10-13 05:24:00,128 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:24:00,128 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:24:00,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 05:24:00,129 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:24:00,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:24:00,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1119064509, now seen corresponding path program 1 times [2024-10-13 05:24:00,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:24:00,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538968392] [2024-10-13 05:24:00,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:24:00,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:24:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:24:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:24:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:24:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:24:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:24:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:24:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:24:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:24:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:24:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:24:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:24:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:24:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:24:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:24:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:24:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:24:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:24:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:24:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:24:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:24:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:24:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:24:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:24:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:24:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:24:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:24:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:24:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:24:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:24:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:24:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:24:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:24:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:24:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:24:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:24:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:24:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:24:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:24:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:24:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:24:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:24:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:24:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:24:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:24:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:24:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:24:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:24:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:24:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:24:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:24:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:24:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:24:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:24:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:24:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:24:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:24:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:24:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:24:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:24:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:24:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:24:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:24:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:24:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:24:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:24:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:24:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:24:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:24:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:24:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:24:01,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:24:01,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538968392] [2024-10-13 05:24:01,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538968392] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:24:01,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:24:01,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 05:24:01,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99849408] [2024-10-13 05:24:01,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:24:01,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 05:24:01,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:24:01,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 05:24:01,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 05:24:01,599 INFO L87 Difference]: Start difference. First operand 6180 states and 10228 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:02,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:24:02,569 INFO L93 Difference]: Finished difference Result 12171 states and 20102 transitions. [2024-10-13 05:24:02,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 05:24:02,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 494 [2024-10-13 05:24:02,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:24:02,593 INFO L225 Difference]: With dead ends: 12171 [2024-10-13 05:24:02,593 INFO L226 Difference]: Without dead ends: 7765 [2024-10-13 05:24:02,605 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-13 05:24:02,606 INFO L432 NwaCegarLoop]: 472 mSDtfsCounter, 1495 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 2247 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-13 05:24:02,606 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1495 Valid, 2247 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-13 05:24:02,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7765 states. [2024-10-13 05:24:02,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7765 to 7571. [2024-10-13 05:24:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7220 states have (on average 1.640027700831025) internal successors, (11841), 7220 states have internal predecessors, (11841), 345 states have call successors, (345), 5 states have call predecessors, (345), 5 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:24:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 12531 transitions. [2024-10-13 05:24:02,864 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 12531 transitions. Word has length 494 [2024-10-13 05:24:02,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:24:02,865 INFO L471 AbstractCegarLoop]: Abstraction has 7571 states and 12531 transitions. [2024-10-13 05:24:02,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:02,865 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 12531 transitions. [2024-10-13 05:24:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2024-10-13 05:24:02,876 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:24:02,877 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:24:02,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 05:24:02,877 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:24:02,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:24:02,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1556649526, now seen corresponding path program 1 times [2024-10-13 05:24:02,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:24:02,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320063628] [2024-10-13 05:24:02,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:24:02,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:24:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:24:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:24:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:24:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:24:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:24:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:24:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:24:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:24:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:24:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:24:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:24:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:24:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:24:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:24:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:24:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:24:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:24:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:24:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:24:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:24:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:24:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:24:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:24:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:24:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:24:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:24:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:24:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:24:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:24:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:24:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:24:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:24:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:24:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:24:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:24:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:24:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:24:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:24:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:24:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:24:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:24:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:24:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:24:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:24:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:24:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:24:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:24:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:24:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:24:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:24:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:24:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:24:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:24:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:24:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:24:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:24:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:24:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:24:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:24:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:24:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:24:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:24:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:24:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:24:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:24:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:24:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:24:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:24:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:24:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:24:04,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:24:04,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320063628] [2024-10-13 05:24:04,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320063628] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:24:04,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:24:04,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 05:24:04,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901219939] [2024-10-13 05:24:04,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:24:04,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 05:24:04,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:24:04,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 05:24:04,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:24:04,412 INFO L87 Difference]: Start difference. First operand 7571 states and 12531 transitions. Second operand has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:05,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:24:05,122 INFO L93 Difference]: Finished difference Result 13718 states and 22699 transitions. [2024-10-13 05:24:05,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 05:24:05,124 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 495 [2024-10-13 05:24:05,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:24:05,146 INFO L225 Difference]: With dead ends: 13718 [2024-10-13 05:24:05,146 INFO L226 Difference]: Without dead ends: 6974 [2024-10-13 05:24:05,160 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 05:24:05,160 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 772 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 1798 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-13 05:24:05,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 1798 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-13 05:24:05,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6974 states. [2024-10-13 05:24:05,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6974 to 5919. [2024-10-13 05:24:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5919 states, 5568 states have (on average 1.6339798850574712) internal successors, (9098), 5568 states have internal predecessors, (9098), 345 states have call successors, (345), 5 states have call predecessors, (345), 5 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:24:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5919 states to 5919 states and 9788 transitions. [2024-10-13 05:24:05,373 INFO L78 Accepts]: Start accepts. Automaton has 5919 states and 9788 transitions. Word has length 495 [2024-10-13 05:24:05,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:24:05,374 INFO L471 AbstractCegarLoop]: Abstraction has 5919 states and 9788 transitions. [2024-10-13 05:24:05,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 5919 states and 9788 transitions. [2024-10-13 05:24:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-13 05:24:05,382 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:24:05,382 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:24:05,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 05:24:05,383 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:24:05,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:24:05,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1308086306, now seen corresponding path program 1 times [2024-10-13 05:24:05,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:24:05,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318818224] [2024-10-13 05:24:05,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:24:05,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:24:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:24:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:24:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:24:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:24:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:24:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:24:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:24:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:24:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:24:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:24:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:24:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:24:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:24:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:24:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:24:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:24:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:24:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:24:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:24:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:24:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:24:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:24:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:24:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:24:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:24:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:24:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:24:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:24:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:24:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:24:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:24:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:24:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:24:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:24:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:24:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:24:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:24:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:24:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:24:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:24:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:24:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:24:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:24:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:24:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:24:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:24:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:24:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:24:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:24:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:24:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:24:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:24:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:24:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:24:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:24:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:24:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:24:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:24:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:24:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:24:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:24:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:24:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:24:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:24:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:24:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:24:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:24:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:24:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:24:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:06,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:24:06,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:24:06,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318818224] [2024-10-13 05:24:06,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318818224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:24:06,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:24:06,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 05:24:06,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811887874] [2024-10-13 05:24:06,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:24:06,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 05:24:06,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:24:06,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 05:24:06,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 05:24:06,760 INFO L87 Difference]: Start difference. First operand 5919 states and 9788 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:07,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:24:07,797 INFO L93 Difference]: Finished difference Result 19473 states and 32218 transitions. [2024-10-13 05:24:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 05:24:07,799 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 496 [2024-10-13 05:24:07,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:24:07,846 INFO L225 Difference]: With dead ends: 19473 [2024-10-13 05:24:07,847 INFO L226 Difference]: Without dead ends: 15648 [2024-10-13 05:24:07,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-10-13 05:24:07,863 INFO L432 NwaCegarLoop]: 631 mSDtfsCounter, 1516 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 2347 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-13 05:24:07,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1516 Valid, 2347 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-13 05:24:07,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15648 states. [2024-10-13 05:24:08,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15648 to 14677. [2024-10-13 05:24:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14677 states, 14210 states have (on average 1.643560872624912) internal successors, (23355), 14218 states have internal predecessors, (23355), 449 states have call successors, (449), 17 states have call predecessors, (449), 17 states have return successors, (449), 441 states have call predecessors, (449), 449 states have call successors, (449) [2024-10-13 05:24:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14677 states to 14677 states and 24253 transitions. [2024-10-13 05:24:08,395 INFO L78 Accepts]: Start accepts. Automaton has 14677 states and 24253 transitions. Word has length 496 [2024-10-13 05:24:08,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:24:08,396 INFO L471 AbstractCegarLoop]: Abstraction has 14677 states and 24253 transitions. [2024-10-13 05:24:08,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 14677 states and 24253 transitions. [2024-10-13 05:24:08,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-13 05:24:08,412 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:24:08,412 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:24:08,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 05:24:08,413 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:24:08,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:24:08,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1800712480, now seen corresponding path program 1 times [2024-10-13 05:24:08,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:24:08,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013851608] [2024-10-13 05:24:08,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:24:08,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:24:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:24:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:24:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:24:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:24:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:24:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 05:24:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:24:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 05:24:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 05:24:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 05:24:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 05:24:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 05:24:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 05:24:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 05:24:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 05:24:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 05:24:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 05:24:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:24:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:24:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:24:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 05:24:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:24:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 05:24:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:24:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 05:24:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:24:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 05:24:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:24:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 05:24:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:24:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:24:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 05:24:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 05:24:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 05:24:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 05:24:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 05:24:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 05:24:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:24:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:24:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:24:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:24:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 05:24:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:24:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 05:24:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:24:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 05:24:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:24:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 05:24:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 05:24:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 05:24:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 05:24:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 05:24:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 05:24:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 05:24:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 05:24:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 05:24:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 05:24:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 05:24:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 05:24:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 05:24:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-13 05:24:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:09,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 05:24:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 05:24:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 05:24:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 05:24:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-13 05:24:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 05:24:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-13 05:24:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 05:24:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:24:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-13 05:24:10,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:24:10,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013851608] [2024-10-13 05:24:10,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013851608] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:24:10,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:24:10,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:24:10,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722681265] [2024-10-13 05:24:10,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:24:10,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:24:10,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:24:10,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:24:10,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:24:10,078 INFO L87 Difference]: Start difference. First operand 14677 states and 24253 transitions. Second operand has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:10,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:24:10,704 INFO L93 Difference]: Finished difference Result 29519 states and 48740 transitions. [2024-10-13 05:24:10,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:24:10,705 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 496 [2024-10-13 05:24:10,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:24:10,754 INFO L225 Difference]: With dead ends: 29519 [2024-10-13 05:24:10,754 INFO L226 Difference]: Without dead ends: 14962 [2024-10-13 05:24:10,782 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:24:10,785 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 416 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 1458 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 05:24:10,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 1458 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 05:24:10,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14962 states. [2024-10-13 05:24:11,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14962 to 14676. [2024-10-13 05:24:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14676 states, 14209 states have (on average 1.64346540924766) internal successors, (23352), 14217 states have internal predecessors, (23352), 449 states have call successors, (449), 17 states have call predecessors, (449), 17 states have return successors, (449), 441 states have call predecessors, (449), 449 states have call successors, (449) [2024-10-13 05:24:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14676 states to 14676 states and 24250 transitions. [2024-10-13 05:24:11,221 INFO L78 Accepts]: Start accepts. Automaton has 14676 states and 24250 transitions. Word has length 496 [2024-10-13 05:24:11,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:24:11,222 INFO L471 AbstractCegarLoop]: Abstraction has 14676 states and 24250 transitions. [2024-10-13 05:24:11,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-13 05:24:11,223 INFO L276 IsEmpty]: Start isEmpty. Operand 14676 states and 24250 transitions. [2024-10-13 05:24:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-13 05:24:11,237 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:24:11,237 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:24:11,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-13 05:24:11,238 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:24:11,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:24:11,238 INFO L85 PathProgramCache]: Analyzing trace with hash 412356782, now seen corresponding path program 1 times [2024-10-13 05:24:11,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:24:11,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980525211] [2024-10-13 05:24:11,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:24:11,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:24:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat