./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-64.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 d7d4fb25fbc803f31b02941dc47e3673e8088bde62ceff791efc59ea770812ad --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 03:46:20,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 03:46:20,809 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 03:46:20,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 03:46:20,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 03:46:20,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 03:46:20,839 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 03:46:20,840 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 03:46:20,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 03:46:20,842 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 03:46:20,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 03:46:20,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 03:46:20,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 03:46:20,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 03:46:20,846 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 03:46:20,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 03:46:20,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 03:46:20,847 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 03:46:20,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 03:46:20,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 03:46:20,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 03:46:20,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 03:46:20,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 03:46:20,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 03:46:20,852 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 03:46:20,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 03:46:20,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 03:46:20,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 03:46:20,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 03:46:20,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 03:46:20,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 03:46:20,854 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 03:46:20,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:46:20,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 03:46:20,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 03:46:20,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 03:46:20,855 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 03:46:20,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 03:46:20,856 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 03:46:20,857 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 03:46:20,857 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 03:46:20,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 03:46:20,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7d4fb25fbc803f31b02941dc47e3673e8088bde62ceff791efc59ea770812ad [2024-11-12 03:46:21,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 03:46:21,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 03:46:21,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 03:46:21,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 03:46:21,160 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 03:46:21,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-64.i [2024-11-12 03:46:22,609 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 03:46:22,850 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 03:46:22,851 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-64.i [2024-11-12 03:46:22,861 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a9bda4e/85b0fff53fe14e81b2a96963765757a8/FLAG928fc5609 [2024-11-12 03:46:23,194 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a9bda4e/85b0fff53fe14e81b2a96963765757a8 [2024-11-12 03:46:23,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 03:46:23,197 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 03:46:23,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 03:46:23,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 03:46:23,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 03:46:23,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d62215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23, skipping insertion in model container [2024-11-12 03:46:23,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 03:46:23,421 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-64.i[919,932] [2024-11-12 03:46:23,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:46:23,514 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 03:46:23,529 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-64.i[919,932] [2024-11-12 03:46:23,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:46:23,598 INFO L204 MainTranslator]: Completed translation [2024-11-12 03:46:23,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23 WrapperNode [2024-11-12 03:46:23,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 03:46:23,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 03:46:23,600 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 03:46:23,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 03:46:23,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,650 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 246 [2024-11-12 03:46:23,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 03:46:23,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 03:46:23,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 03:46:23,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 03:46:23,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,668 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,689 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-12 03:46:23,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 03:46:23,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 03:46:23,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 03:46:23,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 03:46:23,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (1/1) ... [2024-11-12 03:46:23,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:46:23,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 03:46:23,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 03:46:23,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 03:46:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 03:46:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 03:46:23,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 03:46:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 03:46:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 03:46:23,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 03:46:23,916 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 03:46:23,917 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 03:46:24,338 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-12 03:46:24,339 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 03:46:24,357 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 03:46:24,359 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 03:46:24,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:46:24 BoogieIcfgContainer [2024-11-12 03:46:24,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 03:46:24,362 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 03:46:24,363 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 03:46:24,367 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 03:46:24,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 03:46:23" (1/3) ... [2024-11-12 03:46:24,368 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@399f6573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:46:24, skipping insertion in model container [2024-11-12 03:46:24,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:46:23" (2/3) ... [2024-11-12 03:46:24,368 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@399f6573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:46:24, skipping insertion in model container [2024-11-12 03:46:24,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:46:24" (3/3) ... [2024-11-12 03:46:24,370 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-64.i [2024-11-12 03:46:24,385 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 03:46:24,385 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 03:46:24,465 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 03:46:24,473 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;@3bdb182a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 03:46:24,473 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 03:46:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 64 states have (on average 1.390625) internal successors, (89), 65 states have internal predecessors, (89), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:24,499 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:24,500 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:24,501 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:24,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:24,508 INFO L85 PathProgramCache]: Analyzing trace with hash -123548752, now seen corresponding path program 1 times [2024-11-12 03:46:24,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:24,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073265663] [2024-11-12 03:46:24,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:24,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:24,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:25,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:25,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073265663] [2024-11-12 03:46:25,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073265663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:25,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:25,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 03:46:25,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166981843] [2024-11-12 03:46:25,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:25,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 03:46:25,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:25,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 03:46:25,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:46:25,159 INFO L87 Difference]: Start difference. First operand has 105 states, 64 states have (on average 1.390625) internal successors, (89), 65 states have internal predecessors, (89), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-12 03:46:25,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:25,193 INFO L93 Difference]: Finished difference Result 203 states and 362 transitions. [2024-11-12 03:46:25,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 03:46:25,196 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 2 states have call successors, (38) Word has length 238 [2024-11-12 03:46:25,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:25,203 INFO L225 Difference]: With dead ends: 203 [2024-11-12 03:46:25,203 INFO L226 Difference]: Without dead ends: 101 [2024-11-12 03:46:25,207 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:46:25,210 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:25,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:46:25,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-12 03:46:25,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-12 03:46:25,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 61 states have (on average 1.3442622950819672) internal successors, (82), 61 states have internal predecessors, (82), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 158 transitions. [2024-11-12 03:46:25,269 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 158 transitions. Word has length 238 [2024-11-12 03:46:25,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:25,270 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 158 transitions. [2024-11-12 03:46:25,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-12 03:46:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2024-11-12 03:46:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:25,278 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:25,278 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:25,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 03:46:25,279 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:25,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:25,280 INFO L85 PathProgramCache]: Analyzing trace with hash 757081516, now seen corresponding path program 1 times [2024-11-12 03:46:25,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:25,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744031846] [2024-11-12 03:46:25,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:25,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:25,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:25,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:25,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744031846] [2024-11-12 03:46:25,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744031846] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:25,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:25,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:46:25,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797792500] [2024-11-12 03:46:25,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:25,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:46:25,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:25,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:46:25,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:46:25,982 INFO L87 Difference]: Start difference. First operand 101 states and 158 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:26,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:26,385 INFO L93 Difference]: Finished difference Result 310 states and 482 transitions. [2024-11-12 03:46:26,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:46:26,386 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 238 [2024-11-12 03:46:26,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:26,390 INFO L225 Difference]: With dead ends: 310 [2024-11-12 03:46:26,390 INFO L226 Difference]: Without dead ends: 212 [2024-11-12 03:46:26,391 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 03:46:26,392 INFO L435 NwaCegarLoop]: 271 mSDtfsCounter, 160 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:26,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 836 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 03:46:26,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-12 03:46:26,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 112. [2024-11-12 03:46:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 72 states have internal predecessors, (98), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:26,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 174 transitions. [2024-11-12 03:46:26,422 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 174 transitions. Word has length 238 [2024-11-12 03:46:26,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:26,424 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 174 transitions. [2024-11-12 03:46:26,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 174 transitions. [2024-11-12 03:46:26,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:26,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:26,433 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:26,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 03:46:26,433 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:26,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:26,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1458146094, now seen corresponding path program 1 times [2024-11-12 03:46:26,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:26,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161216447] [2024-11-12 03:46:26,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:26,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:26,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:26,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161216447] [2024-11-12 03:46:26,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161216447] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:26,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:26,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:46:26,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620698634] [2024-11-12 03:46:26,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:26,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:46:26,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:26,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:46:26,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:46:26,850 INFO L87 Difference]: Start difference. First operand 112 states and 174 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:27,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:27,069 INFO L93 Difference]: Finished difference Result 321 states and 496 transitions. [2024-11-12 03:46:27,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:46:27,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 238 [2024-11-12 03:46:27,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:27,072 INFO L225 Difference]: With dead ends: 321 [2024-11-12 03:46:27,072 INFO L226 Difference]: Without dead ends: 212 [2024-11-12 03:46:27,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 03:46:27,074 INFO L435 NwaCegarLoop]: 297 mSDtfsCounter, 159 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:27,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 918 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 03:46:27,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-12 03:46:27,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 112. [2024-11-12 03:46:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 72 states have internal predecessors, (98), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 174 transitions. [2024-11-12 03:46:27,090 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 174 transitions. Word has length 238 [2024-11-12 03:46:27,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:27,092 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 174 transitions. [2024-11-12 03:46:27,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 174 transitions. [2024-11-12 03:46:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:27,096 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:27,096 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:27,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 03:46:27,097 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:27,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:27,097 INFO L85 PathProgramCache]: Analyzing trace with hash 299034284, now seen corresponding path program 1 times [2024-11-12 03:46:27,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:27,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710537861] [2024-11-12 03:46:27,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:27,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:27,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:27,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710537861] [2024-11-12 03:46:27,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710537861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:27,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:27,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 03:46:27,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437036495] [2024-11-12 03:46:27,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:27,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 03:46:27,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:27,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 03:46:27,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:46:27,333 INFO L87 Difference]: Start difference. First operand 112 states and 174 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:27,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:27,385 INFO L93 Difference]: Finished difference Result 328 states and 512 transitions. [2024-11-12 03:46:27,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 03:46:27,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 238 [2024-11-12 03:46:27,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:27,389 INFO L225 Difference]: With dead ends: 328 [2024-11-12 03:46:27,389 INFO L226 Difference]: Without dead ends: 219 [2024-11-12 03:46:27,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:46:27,391 INFO L435 NwaCegarLoop]: 249 mSDtfsCounter, 139 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:27,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 392 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:46:27,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-12 03:46:27,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 127. [2024-11-12 03:46:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 87 states have (on average 1.4252873563218391) internal successors, (124), 87 states have internal predecessors, (124), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 200 transitions. [2024-11-12 03:46:27,412 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 200 transitions. Word has length 238 [2024-11-12 03:46:27,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:27,413 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 200 transitions. [2024-11-12 03:46:27,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2024-11-12 03:46:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:27,416 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:27,417 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:27,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 03:46:27,417 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:27,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:27,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1000098862, now seen corresponding path program 1 times [2024-11-12 03:46:27,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:27,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113776834] [2024-11-12 03:46:27,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:27,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:27,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:27,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:27,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113776834] [2024-11-12 03:46:27,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113776834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:27,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:27,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 03:46:27,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464110196] [2024-11-12 03:46:27,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:27,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 03:46:27,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:27,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 03:46:27,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-12 03:46:27,792 INFO L87 Difference]: Start difference. First operand 127 states and 200 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:28,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:28,188 INFO L93 Difference]: Finished difference Result 416 states and 648 transitions. [2024-11-12 03:46:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 03:46:28,188 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 238 [2024-11-12 03:46:28,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:28,192 INFO L225 Difference]: With dead ends: 416 [2024-11-12 03:46:28,194 INFO L226 Difference]: Without dead ends: 292 [2024-11-12 03:46:28,194 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-12 03:46:28,195 INFO L435 NwaCegarLoop]: 364 mSDtfsCounter, 293 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 917 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:28,196 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 917 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 03:46:28,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2024-11-12 03:46:28,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 127. [2024-11-12 03:46:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 87 states have (on average 1.4252873563218391) internal successors, (124), 87 states have internal predecessors, (124), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 200 transitions. [2024-11-12 03:46:28,215 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 200 transitions. Word has length 238 [2024-11-12 03:46:28,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:28,215 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 200 transitions. [2024-11-12 03:46:28,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2024-11-12 03:46:28,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:28,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:28,218 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:28,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 03:46:28,218 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:28,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:28,219 INFO L85 PathProgramCache]: Analyzing trace with hash 517889002, now seen corresponding path program 1 times [2024-11-12 03:46:28,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:28,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6168591] [2024-11-12 03:46:28,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:28,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:28,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:28,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6168591] [2024-11-12 03:46:28,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6168591] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:28,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:28,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:46:28,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62238485] [2024-11-12 03:46:28,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:28,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:46:28,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:28,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:46:28,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:46:28,492 INFO L87 Difference]: Start difference. First operand 127 states and 200 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:28,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:28,723 INFO L93 Difference]: Finished difference Result 429 states and 672 transitions. [2024-11-12 03:46:28,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:46:28,723 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 238 [2024-11-12 03:46:28,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:28,726 INFO L225 Difference]: With dead ends: 429 [2024-11-12 03:46:28,726 INFO L226 Difference]: Without dead ends: 305 [2024-11-12 03:46:28,727 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 03:46:28,727 INFO L435 NwaCegarLoop]: 276 mSDtfsCounter, 257 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:28,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 725 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 03:46:28,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-11-12 03:46:28,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 127. [2024-11-12 03:46:28,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 87 states have (on average 1.4252873563218391) internal successors, (124), 87 states have internal predecessors, (124), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:28,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 200 transitions. [2024-11-12 03:46:28,754 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 200 transitions. Word has length 238 [2024-11-12 03:46:28,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:28,758 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 200 transitions. [2024-11-12 03:46:28,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2024-11-12 03:46:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-12 03:46:28,761 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:28,761 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:28,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 03:46:28,762 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:28,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:28,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1218953580, now seen corresponding path program 1 times [2024-11-12 03:46:28,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:28,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480679573] [2024-11-12 03:46:28,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:46:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:46:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:46:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:46:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:46:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:46:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:46:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:46:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:46:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:46:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:46:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:46:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:46:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:46:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:46:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:46:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:46:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:46:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:46:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:46:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:28,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:46:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:46:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:46:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:46:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:46:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:46:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:46:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 03:46:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 03:46:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 03:46:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 03:46:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-12 03:46:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 03:46:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-12 03:46:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 03:46:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-12 03:46:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 03:46:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-12 03:46:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:46:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:46:29,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:46:29,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480679573] [2024-11-12 03:46:29,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480679573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:46:29,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:46:29,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:46:29,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008160963] [2024-11-12 03:46:29,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:46:29,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:46:29,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:46:29,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:46:29,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:46:29,049 INFO L87 Difference]: Start difference. First operand 127 states and 200 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:29,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:46:29,295 INFO L93 Difference]: Finished difference Result 429 states and 671 transitions. [2024-11-12 03:46:29,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:46:29,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 238 [2024-11-12 03:46:29,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:46:29,299 INFO L225 Difference]: With dead ends: 429 [2024-11-12 03:46:29,301 INFO L226 Difference]: Without dead ends: 305 [2024-11-12 03:46:29,301 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 03:46:29,302 INFO L435 NwaCegarLoop]: 264 mSDtfsCounter, 256 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 03:46:29,304 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 716 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 03:46:29,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-11-12 03:46:29,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 120. [2024-11-12 03:46:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 80 states have (on average 1.4125) internal successors, (113), 80 states have internal predecessors, (113), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:46:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 189 transitions. [2024-11-12 03:46:29,320 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 189 transitions. Word has length 238 [2024-11-12 03:46:29,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:46:29,321 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 189 transitions. [2024-11-12 03:46:29,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:46:29,322 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 189 transitions. [2024-11-12 03:46:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-12 03:46:29,324 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:46:29,324 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:46:29,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 03:46:29,325 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:46:29,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:46:29,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1157411015, now seen corresponding path program 1 times [2024-11-12 03:46:29,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:46:29,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133706013] [2024-11-12 03:46:29,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:46:29,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:46:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat