./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-46.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 df69ef27b04a763c9eae25d4c49e492a4abf0cf87271d0ce91cfba82e7749765 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:53:44,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:53:44,781 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:53:44,785 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:53:44,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:53:44,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:53:44,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:53:44,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:53:44,820 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:53:44,822 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:53:44,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:53:44,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:53:44,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:53:44,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:53:44,825 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:53:44,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:53:44,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:53:44,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:53:44,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:53:44,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:53:44,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:53:44,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:53:44,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:53:44,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:53:44,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:53:44,832 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:53:44,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:53:44,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:53:44,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:53:44,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:53:44,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:53:44,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:53:44,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:53:44,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:53:44,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:53:44,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:53:44,836 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:53:44,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:53:44,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:53:44,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:53:44,837 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:53:44,838 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:53:44,838 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df69ef27b04a763c9eae25d4c49e492a4abf0cf87271d0ce91cfba82e7749765 [2024-10-14 12:53:45,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:53:45,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:53:45,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:53:45,124 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:53:45,125 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:53:45,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-46.i [2024-10-14 12:53:46,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:53:46,803 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:53:46,804 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-46.i [2024-10-14 12:53:46,819 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74952ff3c/09e9956433ed4623bb692a598964df4c/FLAGc7c7e83c2 [2024-10-14 12:53:46,832 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74952ff3c/09e9956433ed4623bb692a598964df4c [2024-10-14 12:53:46,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:53:46,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:53:46,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:53:46,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:53:46,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:53:46,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:53:46" (1/1) ... [2024-10-14 12:53:46,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d84ba2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:46, skipping insertion in model container [2024-10-14 12:53:46,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:53:46" (1/1) ... [2024-10-14 12:53:46,899 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:53:47,059 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-46.i[916,929] [2024-10-14 12:53:47,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:53:47,321 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:53:47,337 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-46.i[916,929] [2024-10-14 12:53:47,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:53:47,512 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:53:47,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47 WrapperNode [2024-10-14 12:53:47,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:53:47,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:53:47,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:53:47,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:53:47,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,679 INFO L138 Inliner]: procedures = 26, calls = 88, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 743 [2024-10-14 12:53:47,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:53:47,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:53:47,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:53:47,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:53:47,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,714 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,841 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 12:53:47,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:53:47,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:53:47,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:53:47,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:53:47,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (1/1) ... [2024-10-14 12:53:47,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:53:47,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:53:47,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 12:53:47,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 12:53:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:53:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:53:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:53:48,166 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:53:48,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:53:49,724 INFO L? ?]: Removed 88 outVars from TransFormulas that were not future-live. [2024-10-14 12:53:49,724 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:53:49,783 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:53:49,787 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:53:49,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:53:49 BoogieIcfgContainer [2024-10-14 12:53:49,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:53:49,790 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:53:49,790 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:53:49,793 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:53:49,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:53:46" (1/3) ... [2024-10-14 12:53:49,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fee25af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:53:49, skipping insertion in model container [2024-10-14 12:53:49,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:47" (2/3) ... [2024-10-14 12:53:49,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fee25af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:53:49, skipping insertion in model container [2024-10-14 12:53:49,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:53:49" (3/3) ... [2024-10-14 12:53:49,800 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-46.i [2024-10-14 12:53:49,821 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:53:49,821 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:53:49,910 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:53:49,917 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;@6973cdf6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:53:49,918 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:53:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 293 states, 215 states have (on average 1.544186046511628) internal successors, (332), 216 states have internal predecessors, (332), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-14 12:53:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2024-10-14 12:53:49,959 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:53:49,960 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:53:49,961 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:53:49,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:53:49,967 INFO L85 PathProgramCache]: Analyzing trace with hash 52291957, now seen corresponding path program 1 times [2024-10-14 12:53:49,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:53:49,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001141990] [2024-10-14 12:53:49,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:53:49,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:53:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:53:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:53:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:53:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:53:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:53:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:53:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:53:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:53:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:53:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:53:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:53:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:53:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:53:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:53:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:53:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:53:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:53:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:53:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:53:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:53:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:53:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:53:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:53:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:53:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:53:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:53:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:53:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:53:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:53:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:53:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:53:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:53:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:53:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:53:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:53:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:53:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:53:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:53:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:53:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:53:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:53:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:53:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:53:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:53:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:53:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:53:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:53:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:53:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:53:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:53:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:53:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:53:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:53:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:53:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:53:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:53:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:53:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:53:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:53:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:53:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:53:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:53:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:53:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:53:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:53:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:53:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:50,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:53:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:53:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:53:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:53:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:53:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:53:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:53:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:53:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:53:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,060 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:53:51,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:53:51,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001141990] [2024-10-14 12:53:51,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001141990] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:53:51,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:53:51,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:53:51,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587645105] [2024-10-14 12:53:51,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:53:51,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:53:51,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:53:51,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:53:51,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:53:51,107 INFO L87 Difference]: Start difference. First operand has 293 states, 215 states have (on average 1.544186046511628) internal successors, (332), 216 states have internal predecessors, (332), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 2 states, 2 states have (on average 72.0) internal successors, (144), 2 states have internal predecessors, (144), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 2 states have call successors, (75) [2024-10-14 12:53:51,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:53:51,198 INFO L93 Difference]: Finished difference Result 583 states and 1037 transitions. [2024-10-14 12:53:51,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:53:51,202 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 72.0) internal successors, (144), 2 states have internal predecessors, (144), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 2 states have call successors, (75) Word has length 516 [2024-10-14 12:53:51,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:53:51,214 INFO L225 Difference]: With dead ends: 583 [2024-10-14 12:53:51,215 INFO L226 Difference]: Without dead ends: 291 [2024-10-14 12:53:51,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:53:51,226 INFO L432 NwaCegarLoop]: 474 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:53:51,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 474 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:53:51,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2024-10-14 12:53:51,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2024-10-14 12:53:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 214 states have (on average 1.52803738317757) internal successors, (327), 214 states have internal predecessors, (327), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-14 12:53:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 477 transitions. [2024-10-14 12:53:51,313 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 477 transitions. Word has length 516 [2024-10-14 12:53:51,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:53:51,315 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 477 transitions. [2024-10-14 12:53:51,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 72.0) internal successors, (144), 2 states have internal predecessors, (144), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 2 states have call successors, (75) [2024-10-14 12:53:51,316 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 477 transitions. [2024-10-14 12:53:51,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2024-10-14 12:53:51,380 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:53:51,380 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:53:51,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:53:51,381 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:53:51,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:53:51,382 INFO L85 PathProgramCache]: Analyzing trace with hash -63322517, now seen corresponding path program 1 times [2024-10-14 12:53:51,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:53:51,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907001529] [2024-10-14 12:53:51,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:53:51,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:53:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:53:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:53:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:53:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:53:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:53:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:53:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:53:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:53:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:51,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:53:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:53:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:53:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:53:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:53:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:53:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:53:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:53:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:53:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:53:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:53:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:53:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:53:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:53:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:53:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:53:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:53:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:53:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:53:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:53:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:53:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:53:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:53:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:53:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:53:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:53:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:53:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:53:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:53:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:53:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:53:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:53:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:53:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:53:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:53:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:53:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:53:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:53:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:53:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:53:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:53:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:53:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:53:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:53:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:53:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:53:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:53:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:53:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:53:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:53:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:53:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:53:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:53:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:53:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:53:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:53:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:53:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:53:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:53:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:53:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:53:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:53:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:53:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:53:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:53:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:53:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:53:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:53:52,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:53:52,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907001529] [2024-10-14 12:53:52,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907001529] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:53:52,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:53:52,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:53:52,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953235510] [2024-10-14 12:53:52,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:53:52,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:53:52,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:53:52,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:53:52,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:53:52,297 INFO L87 Difference]: Start difference. First operand 291 states and 477 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:52,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:53:52,442 INFO L93 Difference]: Finished difference Result 780 states and 1274 transitions. [2024-10-14 12:53:52,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:53:52,443 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 516 [2024-10-14 12:53:52,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:53:52,449 INFO L225 Difference]: With dead ends: 780 [2024-10-14 12:53:52,451 INFO L226 Difference]: Without dead ends: 490 [2024-10-14 12:53:52,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:53:52,455 INFO L432 NwaCegarLoop]: 566 mSDtfsCounter, 292 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:53:52,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 1021 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:53:52,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2024-10-14 12:53:52,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 487. [2024-10-14 12:53:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 371 states have (on average 1.5336927223719676) internal successors, (569), 372 states have internal predecessors, (569), 113 states have call successors, (113), 2 states have call predecessors, (113), 2 states have return successors, (113), 112 states have call predecessors, (113), 113 states have call successors, (113) [2024-10-14 12:53:52,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 795 transitions. [2024-10-14 12:53:52,529 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 795 transitions. Word has length 516 [2024-10-14 12:53:52,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:53:52,532 INFO L471 AbstractCegarLoop]: Abstraction has 487 states and 795 transitions. [2024-10-14 12:53:52,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 795 transitions. [2024-10-14 12:53:52,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2024-10-14 12:53:52,543 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:53:52,544 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:53:52,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:53:52,545 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:53:52,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:53:52,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1632916461, now seen corresponding path program 1 times [2024-10-14 12:53:52,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:53:52,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273146314] [2024-10-14 12:53:52,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:53:52,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:53:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:53:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:53:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:53:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:53:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:53:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:53:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:53:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:53:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:53:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:53:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:53:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:53:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:53:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:53:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:53:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:53:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:53:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:53:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:53:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:53:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:53:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:53:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:53:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:53:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:53:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:53:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:53:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:53:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:53:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:53:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:53:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:53:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:53:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:53:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:52,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:53:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:53:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:53:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:53:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:53:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:53:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:53:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:53:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:53:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:53:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:53:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:53:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:53:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:53:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:53:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:53:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:53:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:53:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:53:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:53:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:53:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:53:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:53:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:53:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:53:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:53:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:53:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:53:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:53:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:53:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:53:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:53:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:53:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:53:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:53:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:53:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:53:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:53:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:53:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:53:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:53:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:53:53,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:53:53,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273146314] [2024-10-14 12:53:53,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273146314] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:53:53,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:53:53,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:53:53,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873272366] [2024-10-14 12:53:53,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:53:53,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:53:53,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:53:53,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:53:53,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:53:53,167 INFO L87 Difference]: Start difference. First operand 487 states and 795 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:53,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:53:53,297 INFO L93 Difference]: Finished difference Result 1349 states and 2195 transitions. [2024-10-14 12:53:53,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:53:53,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 516 [2024-10-14 12:53:53,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:53:53,309 INFO L225 Difference]: With dead ends: 1349 [2024-10-14 12:53:53,309 INFO L226 Difference]: Without dead ends: 863 [2024-10-14 12:53:53,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:53:53,312 INFO L432 NwaCegarLoop]: 562 mSDtfsCounter, 248 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:53:53,315 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 1017 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:53:53,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2024-10-14 12:53:53,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 859. [2024-10-14 12:53:53,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 669 states have (on average 1.5276532137518684) internal successors, (1022), 672 states have internal predecessors, (1022), 185 states have call successors, (185), 4 states have call predecessors, (185), 4 states have return successors, (185), 182 states have call predecessors, (185), 185 states have call successors, (185) [2024-10-14 12:53:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1392 transitions. [2024-10-14 12:53:53,385 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1392 transitions. Word has length 516 [2024-10-14 12:53:53,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:53:53,389 INFO L471 AbstractCegarLoop]: Abstraction has 859 states and 1392 transitions. [2024-10-14 12:53:53,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:53,389 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1392 transitions. [2024-10-14 12:53:53,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2024-10-14 12:53:53,398 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:53:53,399 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:53:53,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 12:53:53,399 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:53:53,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:53:53,399 INFO L85 PathProgramCache]: Analyzing trace with hash -2088061715, now seen corresponding path program 1 times [2024-10-14 12:53:53,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:53:53,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727068654] [2024-10-14 12:53:53,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:53:53,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:53:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:53:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:53:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:53:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:53:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:53:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:53:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:53:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:53:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:53:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:53:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:53:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:53:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:53:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:53:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:53:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:53:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:53:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:53:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:53:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:53:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:53:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:53:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:53:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:53:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:53:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:53:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:53:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:53:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:53:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:53:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:53:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:53:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:53:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:53:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:53:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:53:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:53:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:53:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:53:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:53:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:53:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:53:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:53:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:53:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:53:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:53:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:53:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:53:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:53:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:53:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:53:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:53:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:53:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:53:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:53:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:53:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:53:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:53:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:53:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:53:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:53:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:53:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:53:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:53:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:53:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:53:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:53:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:53:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:53:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:53:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:53:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:53:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:53:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:53:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:53:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:53:54,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:53:54,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727068654] [2024-10-14 12:53:54,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727068654] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:53:54,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:53:54,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:53:54,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100321242] [2024-10-14 12:53:54,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:53:54,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:53:54,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:53:54,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:53:54,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:53:54,898 INFO L87 Difference]: Start difference. First operand 859 states and 1392 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:55,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:53:55,704 INFO L93 Difference]: Finished difference Result 3108 states and 5043 transitions. [2024-10-14 12:53:55,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:53:55,705 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 516 [2024-10-14 12:53:55,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:53:55,717 INFO L225 Difference]: With dead ends: 3108 [2024-10-14 12:53:55,718 INFO L226 Difference]: Without dead ends: 2250 [2024-10-14 12:53:55,721 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:53:55,722 INFO L432 NwaCegarLoop]: 706 mSDtfsCounter, 604 mSDsluCounter, 935 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 1641 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 12:53:55,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [604 Valid, 1641 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 12:53:55,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2250 states. [2024-10-14 12:53:55,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2250 to 1715. [2024-10-14 12:53:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1715 states, 1336 states have (on average 1.526197604790419) internal successors, (2039), 1342 states have internal predecessors, (2039), 370 states have call successors, (370), 8 states have call predecessors, (370), 8 states have return successors, (370), 364 states have call predecessors, (370), 370 states have call successors, (370) [2024-10-14 12:53:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1715 states and 2779 transitions. [2024-10-14 12:53:55,859 INFO L78 Accepts]: Start accepts. Automaton has 1715 states and 2779 transitions. Word has length 516 [2024-10-14 12:53:55,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:53:55,860 INFO L471 AbstractCegarLoop]: Abstraction has 1715 states and 2779 transitions. [2024-10-14 12:53:55,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:55,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2779 transitions. [2024-10-14 12:53:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:53:55,870 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:53:55,870 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:53:55,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 12:53:55,870 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:53:55,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:53:55,871 INFO L85 PathProgramCache]: Analyzing trace with hash 742620963, now seen corresponding path program 1 times [2024-10-14 12:53:55,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:53:55,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089142977] [2024-10-14 12:53:55,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:53:55,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:53:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:53:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:53:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:53:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:53:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:53:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:53:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:53:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:53:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:53:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:53:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:53:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:53:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:53:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:53:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:53:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:53:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:53:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:53:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:53:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:53:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:53:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:53:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:53:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:53:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:53:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:53:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:53:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:53:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:53:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:53:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:53:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:53:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:53:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:53:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:53:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:53:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:53:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:53:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:53:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:53:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:53:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:53:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:53:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:53:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:53:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:53:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:53:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:53:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:53:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:53:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:53:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:53:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:56,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:53:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:53:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:53:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:53:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:53:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:53:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:53:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:53:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:53:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:53:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:53:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:53:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:53:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:53:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:53:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:53:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:53:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:53:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:53:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:53:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:53:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:53:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:53:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:53:57,138 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:53:57,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:53:57,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089142977] [2024-10-14 12:53:57,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089142977] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:53:57,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:53:57,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:53:57,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795304965] [2024-10-14 12:53:57,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:53:57,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:53:57,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:53:57,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:53:57,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:53:57,143 INFO L87 Difference]: Start difference. First operand 1715 states and 2779 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:57,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:53:57,706 INFO L93 Difference]: Finished difference Result 5873 states and 9524 transitions. [2024-10-14 12:53:57,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:53:57,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:53:57,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:53:57,731 INFO L225 Difference]: With dead ends: 5873 [2024-10-14 12:53:57,731 INFO L226 Difference]: Without dead ends: 4159 [2024-10-14 12:53:57,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:53:57,739 INFO L432 NwaCegarLoop]: 611 mSDtfsCounter, 587 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1542 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:53:57,740 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [587 Valid, 1542 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:53:57,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4159 states. [2024-10-14 12:53:58,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4159 to 3419. [2024-10-14 12:53:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 2662 states have (on average 1.512396694214876) internal successors, (4026), 2674 states have internal predecessors, (4026), 740 states have call successors, (740), 16 states have call predecessors, (740), 16 states have return successors, (740), 728 states have call predecessors, (740), 740 states have call successors, (740) [2024-10-14 12:53:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 5506 transitions. [2024-10-14 12:53:58,072 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 5506 transitions. Word has length 517 [2024-10-14 12:53:58,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:53:58,073 INFO L471 AbstractCegarLoop]: Abstraction has 3419 states and 5506 transitions. [2024-10-14 12:53:58,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:53:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 5506 transitions. [2024-10-14 12:53:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:53:58,085 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:53:58,085 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:53:58,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 12:53:58,085 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:53:58,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:53:58,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1675863515, now seen corresponding path program 1 times [2024-10-14 12:53:58,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:53:58,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039969381] [2024-10-14 12:53:58,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:53:58,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:53:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:00,577 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:54:00,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:00,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039969381] [2024-10-14 12:54:00,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039969381] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:54:00,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:54:00,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:54:00,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850237839] [2024-10-14 12:54:00,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:54:00,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:54:00,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:00,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:54:00,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:00,580 INFO L87 Difference]: Start difference. First operand 3419 states and 5506 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:01,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:01,336 INFO L93 Difference]: Finished difference Result 6813 states and 10966 transitions. [2024-10-14 12:54:01,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:54:01,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:54:01,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:01,361 INFO L225 Difference]: With dead ends: 6813 [2024-10-14 12:54:01,362 INFO L226 Difference]: Without dead ends: 4995 [2024-10-14 12:54:01,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:01,368 INFO L432 NwaCegarLoop]: 816 mSDtfsCounter, 664 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1726 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:01,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 1726 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:54:01,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4995 states. [2024-10-14 12:54:01,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4995 to 3635. [2024-10-14 12:54:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3635 states, 2878 states have (on average 1.5184155663655317) internal successors, (4370), 2890 states have internal predecessors, (4370), 740 states have call successors, (740), 16 states have call predecessors, (740), 16 states have return successors, (740), 728 states have call predecessors, (740), 740 states have call successors, (740) [2024-10-14 12:54:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 3635 states and 5850 transitions. [2024-10-14 12:54:01,708 INFO L78 Accepts]: Start accepts. Automaton has 3635 states and 5850 transitions. Word has length 517 [2024-10-14 12:54:01,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:01,709 INFO L471 AbstractCegarLoop]: Abstraction has 3635 states and 5850 transitions. [2024-10-14 12:54:01,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3635 states and 5850 transitions. [2024-10-14 12:54:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:54:01,715 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:01,715 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:01,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 12:54:01,716 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:01,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:01,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1028192931, now seen corresponding path program 1 times [2024-10-14 12:54:01,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:01,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492432164] [2024-10-14 12:54:01,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:01,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:03,806 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:54:03,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:03,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492432164] [2024-10-14 12:54:03,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492432164] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:54:03,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:54:03,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:54:03,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160660027] [2024-10-14 12:54:03,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:54:03,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:54:03,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:03,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:54:03,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:03,811 INFO L87 Difference]: Start difference. First operand 3635 states and 5850 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:04,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:04,866 INFO L93 Difference]: Finished difference Result 9083 states and 14598 transitions. [2024-10-14 12:54:04,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:54:04,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:54:04,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:04,901 INFO L225 Difference]: With dead ends: 9083 [2024-10-14 12:54:04,902 INFO L226 Difference]: Without dead ends: 5449 [2024-10-14 12:54:04,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:54:04,916 INFO L432 NwaCegarLoop]: 454 mSDtfsCounter, 294 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 1199 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:04,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 1199 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 12:54:04,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5449 states. [2024-10-14 12:54:05,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5449 to 5437. [2024-10-14 12:54:05,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5437 states, 4302 states have (on average 1.5090655509065551) internal successors, (6492), 4320 states have internal predecessors, (6492), 1110 states have call successors, (1110), 24 states have call predecessors, (1110), 24 states have return successors, (1110), 1092 states have call predecessors, (1110), 1110 states have call successors, (1110) [2024-10-14 12:54:05,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5437 states to 5437 states and 8712 transitions. [2024-10-14 12:54:05,497 INFO L78 Accepts]: Start accepts. Automaton has 5437 states and 8712 transitions. Word has length 517 [2024-10-14 12:54:05,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:05,498 INFO L471 AbstractCegarLoop]: Abstraction has 5437 states and 8712 transitions. [2024-10-14 12:54:05,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 5437 states and 8712 transitions. [2024-10-14 12:54:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:54:05,506 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:05,506 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:05,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 12:54:05,507 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:05,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:05,507 INFO L85 PathProgramCache]: Analyzing trace with hash -262852505, now seen corresponding path program 1 times [2024-10-14 12:54:05,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:05,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142240744] [2024-10-14 12:54:05,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:05,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:07,373 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:54:07,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:07,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142240744] [2024-10-14 12:54:07,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142240744] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:54:07,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:54:07,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:54:07,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411501615] [2024-10-14 12:54:07,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:54:07,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:54:07,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:07,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:54:07,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:07,380 INFO L87 Difference]: Start difference. First operand 5437 states and 8712 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:08,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:08,613 INFO L93 Difference]: Finished difference Result 17689 states and 28305 transitions. [2024-10-14 12:54:08,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:54:08,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:54:08,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:08,702 INFO L225 Difference]: With dead ends: 17689 [2024-10-14 12:54:08,703 INFO L226 Difference]: Without dead ends: 12253 [2024-10-14 12:54:08,721 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:54:08,723 INFO L432 NwaCegarLoop]: 738 mSDtfsCounter, 1193 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 2347 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:08,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1193 Valid, 2347 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:54:08,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12253 states. [2024-10-14 12:54:09,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12253 to 7047. [2024-10-14 12:54:09,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7047 states, 5912 states have (on average 1.5429634641407308) internal successors, (9122), 5930 states have internal predecessors, (9122), 1110 states have call successors, (1110), 24 states have call predecessors, (1110), 24 states have return successors, (1110), 1092 states have call predecessors, (1110), 1110 states have call successors, (1110) [2024-10-14 12:54:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7047 states to 7047 states and 11342 transitions. [2024-10-14 12:54:09,678 INFO L78 Accepts]: Start accepts. Automaton has 7047 states and 11342 transitions. Word has length 517 [2024-10-14 12:54:09,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:09,679 INFO L471 AbstractCegarLoop]: Abstraction has 7047 states and 11342 transitions. [2024-10-14 12:54:09,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 7047 states and 11342 transitions. [2024-10-14 12:54:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:54:09,696 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:09,696 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:09,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 12:54:09,697 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:09,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:09,698 INFO L85 PathProgramCache]: Analyzing trace with hash 624370341, now seen corresponding path program 1 times [2024-10-14 12:54:09,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:09,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526308079] [2024-10-14 12:54:09,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:09,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:54:11,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:11,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526308079] [2024-10-14 12:54:11,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526308079] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:54:11,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:54:11,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:54:11,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111783529] [2024-10-14 12:54:11,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:54:11,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:54:11,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:11,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:54:11,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:11,733 INFO L87 Difference]: Start difference. First operand 7047 states and 11342 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:12,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:12,570 INFO L93 Difference]: Finished difference Result 17031 states and 27390 transitions. [2024-10-14 12:54:12,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:54:12,571 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:54:12,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:12,611 INFO L225 Difference]: With dead ends: 17031 [2024-10-14 12:54:12,611 INFO L226 Difference]: Without dead ends: 9985 [2024-10-14 12:54:12,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:12,638 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 559 mSDsluCounter, 928 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:12,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 1487 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:54:12,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9985 states. [2024-10-14 12:54:13,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9985 to 7917. [2024-10-14 12:54:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7917 states, 6782 states have (on average 1.543350044234739) internal successors, (10467), 6800 states have internal predecessors, (10467), 1110 states have call successors, (1110), 24 states have call predecessors, (1110), 24 states have return successors, (1110), 1092 states have call predecessors, (1110), 1110 states have call successors, (1110) [2024-10-14 12:54:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7917 states to 7917 states and 12687 transitions. [2024-10-14 12:54:13,312 INFO L78 Accepts]: Start accepts. Automaton has 7917 states and 12687 transitions. Word has length 517 [2024-10-14 12:54:13,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:13,313 INFO L471 AbstractCegarLoop]: Abstraction has 7917 states and 12687 transitions. [2024-10-14 12:54:13,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:13,314 INFO L276 IsEmpty]: Start isEmpty. Operand 7917 states and 12687 transitions. [2024-10-14 12:54:13,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:54:13,325 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:13,326 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:13,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 12:54:13,326 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:13,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:13,327 INFO L85 PathProgramCache]: Analyzing trace with hash -404988957, now seen corresponding path program 1 times [2024-10-14 12:54:13,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:13,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913877760] [2024-10-14 12:54:13,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:13,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:14,926 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:54:14,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:14,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913877760] [2024-10-14 12:54:14,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913877760] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:54:14,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:54:14,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:54:14,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652432858] [2024-10-14 12:54:14,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:54:14,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:54:14,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:14,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:54:14,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:54:14,929 INFO L87 Difference]: Start difference. First operand 7917 states and 12687 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:16,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:16,765 INFO L93 Difference]: Finished difference Result 27837 states and 44658 transitions. [2024-10-14 12:54:16,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:54:16,766 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:54:16,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:16,840 INFO L225 Difference]: With dead ends: 27837 [2024-10-14 12:54:16,840 INFO L226 Difference]: Without dead ends: 19921 [2024-10-14 12:54:16,868 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:54:16,869 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 701 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:16,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 1713 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 12:54:16,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19921 states. [2024-10-14 12:54:18,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19921 to 16383. [2024-10-14 12:54:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16383 states, 14156 states have (on average 1.5416784402373551) internal successors, (21824), 14198 states have internal predecessors, (21824), 2178 states have call successors, (2178), 48 states have call predecessors, (2178), 48 states have return successors, (2178), 2136 states have call predecessors, (2178), 2178 states have call successors, (2178) [2024-10-14 12:54:18,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16383 states to 16383 states and 26180 transitions. [2024-10-14 12:54:18,525 INFO L78 Accepts]: Start accepts. Automaton has 16383 states and 26180 transitions. Word has length 517 [2024-10-14 12:54:18,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:18,527 INFO L471 AbstractCegarLoop]: Abstraction has 16383 states and 26180 transitions. [2024-10-14 12:54:18,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 16383 states and 26180 transitions. [2024-10-14 12:54:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:54:18,555 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:18,556 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:18,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 12:54:18,556 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:18,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:18,557 INFO L85 PathProgramCache]: Analyzing trace with hash -130229343, now seen corresponding path program 1 times [2024-10-14 12:54:18,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:18,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542988489] [2024-10-14 12:54:18,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:18,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:54:21,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:21,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542988489] [2024-10-14 12:54:21,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542988489] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:54:21,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:54:21,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 12:54:21,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888132164] [2024-10-14 12:54:21,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:54:21,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 12:54:21,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:21,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 12:54:21,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:54:21,894 INFO L87 Difference]: Start difference. First operand 16383 states and 26180 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:26,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:26,454 INFO L93 Difference]: Finished difference Result 72329 states and 115491 transitions. [2024-10-14 12:54:26,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 12:54:26,455 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:54:26,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:26,681 INFO L225 Difference]: With dead ends: 72329 [2024-10-14 12:54:26,681 INFO L226 Difference]: Without dead ends: 55947 [2024-10-14 12:54:26,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-14 12:54:26,745 INFO L432 NwaCegarLoop]: 781 mSDtfsCounter, 1045 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 1312 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 2509 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 1312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:26,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1045 Valid, 2509 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 1312 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-14 12:54:26,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55947 states. [2024-10-14 12:54:30,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55947 to 48759. [2024-10-14 12:54:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48759 states, 42080 states have (on average 1.525) internal successors, (64172), 42206 states have internal predecessors, (64172), 6534 states have call successors, (6534), 144 states have call predecessors, (6534), 144 states have return successors, (6534), 6408 states have call predecessors, (6534), 6534 states have call successors, (6534) [2024-10-14 12:54:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48759 states to 48759 states and 77240 transitions. [2024-10-14 12:54:30,797 INFO L78 Accepts]: Start accepts. Automaton has 48759 states and 77240 transitions. Word has length 517 [2024-10-14 12:54:30,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:30,798 INFO L471 AbstractCegarLoop]: Abstraction has 48759 states and 77240 transitions. [2024-10-14 12:54:30,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:54:30,798 INFO L276 IsEmpty]: Start isEmpty. Operand 48759 states and 77240 transitions. [2024-10-14 12:54:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:54:30,838 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:30,838 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:30,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 12:54:30,839 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:30,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:30,839 INFO L85 PathProgramCache]: Analyzing trace with hash -552931169, now seen corresponding path program 1 times [2024-10-14 12:54:30,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:30,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613208989] [2024-10-14 12:54:30,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:54:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:54:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:54:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 12:54:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 12:54:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 12:54:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 12:54:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-14 12:54:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 12:54:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 12:54:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 12:54:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 12:54:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 12:54:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 12:54:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 12:54:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-14 12:54:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 12:54:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-14 12:54:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 12:54:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 12:54:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:54:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:54:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:54:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:54:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:54:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:54:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:54:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:54:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:54:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:54:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:54:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:54:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:54:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 12:54:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 12:54:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:54:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 12:54:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:54:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 12:54:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:54:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 12:54:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:54:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 12:54:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:54:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 12:54:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:54:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 12:54:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:54:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 12:54:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:54:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 12:54:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:54:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-14 12:54:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:54:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-14 12:54:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:54:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-14 12:54:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:54:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-14 12:54:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:54:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-14 12:54:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:54:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:34,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-14 12:54:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:54:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:54:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-14 12:54:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-14 12:54:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-14 12:54:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-14 12:54:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 12:54:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 12:54:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 12:54:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 12:54:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-14 12:54:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 12:54:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 24 proven. 198 refuted. 0 times theorem prover too weak. 10878 trivial. 0 not checked. [2024-10-14 12:54:35,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:54:35,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613208989] [2024-10-14 12:54:35,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613208989] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:54:35,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781477150] [2024-10-14 12:54:35,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:35,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:54:35,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:54:35,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:54:35,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 12:54:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:54:35,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 12:54:35,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:54:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 3984 proven. 171 refuted. 0 times theorem prover too weak. 6945 trivial. 0 not checked. [2024-10-14 12:54:35,937 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:54:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 51 proven. 171 refuted. 0 times theorem prover too weak. 10878 trivial. 0 not checked. [2024-10-14 12:54:36,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1781477150] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:54:36,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:54:36,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-14 12:54:36,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251621047] [2024-10-14 12:54:36,589 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:54:36,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 12:54:36,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:54:36,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 12:54:36,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-14 12:54:36,593 INFO L87 Difference]: Start difference. First operand 48759 states and 77240 transitions. Second operand has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 4 states have call successors, (198), 2 states have call predecessors, (198), 4 states have return successors, (200), 4 states have call predecessors, (200), 4 states have call successors, (200) [2024-10-14 12:54:39,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:54:39,771 INFO L93 Difference]: Finished difference Result 98957 states and 155631 transitions. [2024-10-14 12:54:39,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 12:54:39,772 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 4 states have call successors, (198), 2 states have call predecessors, (198), 4 states have return successors, (200), 4 states have call predecessors, (200), 4 states have call successors, (200) Word has length 517 [2024-10-14 12:54:39,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:54:39,943 INFO L225 Difference]: With dead ends: 98957 [2024-10-14 12:54:39,944 INFO L226 Difference]: Without dead ends: 50199 [2024-10-14 12:54:40,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1195 GetRequests, 1180 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-10-14 12:54:40,054 INFO L432 NwaCegarLoop]: 362 mSDtfsCounter, 815 mSDsluCounter, 574 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 936 SdHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 12:54:40,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [816 Valid, 936 Invalid, 646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 12:54:40,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50199 states. [2024-10-14 12:54:43,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50199 to 49911. [2024-10-14 12:54:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49911 states, 42944 states have (on average 1.4972522354694486) internal successors, (64298), 43070 states have internal predecessors, (64298), 6534 states have call successors, (6534), 432 states have call predecessors, (6534), 432 states have return successors, (6534), 6408 states have call predecessors, (6534), 6534 states have call successors, (6534) [2024-10-14 12:54:43,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49911 states to 49911 states and 77366 transitions. [2024-10-14 12:54:44,008 INFO L78 Accepts]: Start accepts. Automaton has 49911 states and 77366 transitions. Word has length 517 [2024-10-14 12:54:44,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:54:44,009 INFO L471 AbstractCegarLoop]: Abstraction has 49911 states and 77366 transitions. [2024-10-14 12:54:44,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 4 states have call successors, (198), 2 states have call predecessors, (198), 4 states have return successors, (200), 4 states have call predecessors, (200), 4 states have call successors, (200) [2024-10-14 12:54:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 49911 states and 77366 transitions. [2024-10-14 12:54:44,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:54:44,068 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:54:44,069 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:54:44,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 12:54:44,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-14 12:54:44,271 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:54:44,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:54:44,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1737297349, now seen corresponding path program 1 times [2024-10-14 12:54:44,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:54:44,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843118479] [2024-10-14 12:54:44,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:54:44,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:54:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat