./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-92.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-92.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 0187c0226e7b7468f7a0294cd8b2139ff70ed258b94c84a844f5927a4b55b158 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 06:24:12,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 06:24:12,544 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 06:24:12,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 06:24:12,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 06:24:12,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 06:24:12,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 06:24:12,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 06:24:12,586 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 06:24:12,586 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 06:24:12,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 06:24:12,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 06:24:12,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 06:24:12,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 06:24:12,588 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 06:24:12,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 06:24:12,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 06:24:12,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 06:24:12,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 06:24:12,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 06:24:12,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 06:24:12,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 06:24:12,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 06:24:12,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 06:24:12,591 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 06:24:12,591 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 06:24:12,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 06:24:12,591 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 06:24:12,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 06:24:12,592 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 06:24:12,592 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 06:24:12,592 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 06:24:12,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:24:12,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 06:24:12,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 06:24:12,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 06:24:12,594 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 06:24:12,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 06:24:12,594 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 06:24:12,594 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 06:24:12,594 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 06:24:12,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 06:24:12,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0187c0226e7b7468f7a0294cd8b2139ff70ed258b94c84a844f5927a4b55b158 [2024-11-12 06:24:12,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 06:24:12,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 06:24:12,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 06:24:12,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 06:24:12,890 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 06:24:12,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-92.i [2024-11-12 06:24:14,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 06:24:15,045 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 06:24:15,046 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-92.i [2024-11-12 06:24:15,064 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/775be3399/e83369b903154da1993710b6f0bd45e8/FLAGa58c8b190 [2024-11-12 06:24:15,272 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/775be3399/e83369b903154da1993710b6f0bd45e8 [2024-11-12 06:24:15,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 06:24:15,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 06:24:15,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 06:24:15,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 06:24:15,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 06:24:15,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:24:15" (1/1) ... [2024-11-12 06:24:15,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365ce8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:15, skipping insertion in model container [2024-11-12 06:24:15,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:24:15" (1/1) ... [2024-11-12 06:24:15,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 06:24:15,691 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-92.i[916,929] [2024-11-12 06:24:15,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:24:15,961 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 06:24:15,984 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-92.i[916,929] [2024-11-12 06:24:16,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:24:16,098 INFO L204 MainTranslator]: Completed translation [2024-11-12 06:24:16,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16 WrapperNode [2024-11-12 06:24:16,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 06:24:16,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 06:24:16,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 06:24:16,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 06:24:16,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,282 INFO L138 Inliner]: procedures = 26, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 495 [2024-11-12 06:24:16,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 06:24:16,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 06:24:16,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 06:24:16,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 06:24:16,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,335 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,400 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-12 06:24:16,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 06:24:16,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 06:24:16,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 06:24:16,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 06:24:16,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (1/1) ... [2024-11-12 06:24:16,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:24:16,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:24:16,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 06:24:16,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 06:24:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 06:24:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 06:24:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 06:24:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 06:24:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 06:24:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 06:24:16,917 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 06:24:16,923 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 06:24:18,013 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-12 06:24:18,014 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 06:24:18,035 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 06:24:18,036 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 06:24:18,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:24:18 BoogieIcfgContainer [2024-11-12 06:24:18,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 06:24:18,087 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 06:24:18,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 06:24:18,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 06:24:18,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 06:24:15" (1/3) ... [2024-11-12 06:24:18,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8bf3649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:24:18, skipping insertion in model container [2024-11-12 06:24:18,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:24:16" (2/3) ... [2024-11-12 06:24:18,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8bf3649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:24:18, skipping insertion in model container [2024-11-12 06:24:18,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:24:18" (3/3) ... [2024-11-12 06:24:18,097 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-92.i [2024-11-12 06:24:18,113 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 06:24:18,114 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 06:24:18,192 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 06:24:18,199 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;@57ee4669, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 06:24:18,200 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 06:24:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 149 states have (on average 1.4899328859060403) internal successors, (222), 150 states have internal predecessors, (222), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-12 06:24:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-11-12 06:24:18,235 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:18,236 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:18,237 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:18,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:18,243 INFO L85 PathProgramCache]: Analyzing trace with hash 512443293, now seen corresponding path program 1 times [2024-11-12 06:24:18,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:18,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322137338] [2024-11-12 06:24:18,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:18,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:18,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:18,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322137338] [2024-11-12 06:24:18,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322137338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:18,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:18,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 06:24:18,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348945766] [2024-11-12 06:24:18,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:18,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 06:24:18,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:19,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 06:24:19,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 06:24:19,008 INFO L87 Difference]: Start difference. First operand has 198 states, 149 states have (on average 1.4899328859060403) internal successors, (222), 150 states have internal predecessors, (222), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-12 06:24:19,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:19,054 INFO L93 Difference]: Finished difference Result 389 states and 668 transitions. [2024-11-12 06:24:19,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 06:24:19,056 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) Word has length 318 [2024-11-12 06:24:19,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:19,064 INFO L225 Difference]: With dead ends: 389 [2024-11-12 06:24:19,064 INFO L226 Difference]: Without dead ends: 194 [2024-11-12 06:24:19,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 06:24:19,078 INFO L435 NwaCegarLoop]: 307 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:19,079 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:24:19,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-12 06:24:19,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2024-11-12 06:24:19,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 146 states have (on average 1.4726027397260273) internal successors, (215), 146 states have internal predecessors, (215), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-12 06:24:19,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 307 transitions. [2024-11-12 06:24:19,138 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 307 transitions. Word has length 318 [2024-11-12 06:24:19,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:19,138 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 307 transitions. [2024-11-12 06:24:19,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-12 06:24:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 307 transitions. [2024-11-12 06:24:19,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-11-12 06:24:19,146 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:19,146 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:19,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 06:24:19,147 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:19,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:19,147 INFO L85 PathProgramCache]: Analyzing trace with hash 680313069, now seen corresponding path program 1 times [2024-11-12 06:24:19,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:19,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395168074] [2024-11-12 06:24:19,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:19,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:19,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:19,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395168074] [2024-11-12 06:24:19,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395168074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:19,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:19,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:24:19,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206545933] [2024-11-12 06:24:19,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:19,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:24:19,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:19,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:24:19,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:19,569 INFO L87 Difference]: Start difference. First operand 194 states and 307 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:19,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:19,670 INFO L93 Difference]: Finished difference Result 572 states and 907 transitions. [2024-11-12 06:24:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:24:19,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 318 [2024-11-12 06:24:19,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:19,680 INFO L225 Difference]: With dead ends: 572 [2024-11-12 06:24:19,682 INFO L226 Difference]: Without dead ends: 381 [2024-11-12 06:24:19,684 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:19,684 INFO L435 NwaCegarLoop]: 496 mSDtfsCounter, 293 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 787 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:19,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 787 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:24:19,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-11-12 06:24:19,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 211. [2024-11-12 06:24:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 163 states have (on average 1.4846625766871167) internal successors, (242), 163 states have internal predecessors, (242), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-12 06:24:19,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 334 transitions. [2024-11-12 06:24:19,725 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 334 transitions. Word has length 318 [2024-11-12 06:24:19,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:19,728 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 334 transitions. [2024-11-12 06:24:19,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 334 transitions. [2024-11-12 06:24:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-11-12 06:24:19,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:19,736 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:19,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 06:24:19,737 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:19,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:19,737 INFO L85 PathProgramCache]: Analyzing trace with hash 2100553901, now seen corresponding path program 1 times [2024-11-12 06:24:19,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:19,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531204731] [2024-11-12 06:24:19,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:19,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:19,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:20,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:20,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531204731] [2024-11-12 06:24:20,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531204731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:20,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:20,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:24:20,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070097585] [2024-11-12 06:24:20,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:20,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:24:20,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:20,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:24:20,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:20,136 INFO L87 Difference]: Start difference. First operand 211 states and 334 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:20,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:20,196 INFO L93 Difference]: Finished difference Result 589 states and 931 transitions. [2024-11-12 06:24:20,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:24:20,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 318 [2024-11-12 06:24:20,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:20,202 INFO L225 Difference]: With dead ends: 589 [2024-11-12 06:24:20,203 INFO L226 Difference]: Without dead ends: 381 [2024-11-12 06:24:20,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:20,206 INFO L435 NwaCegarLoop]: 303 mSDtfsCounter, 284 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:20,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 594 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:24:20,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-11-12 06:24:20,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 211. [2024-11-12 06:24:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 163 states have (on average 1.4662576687116564) internal successors, (239), 163 states have internal predecessors, (239), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-12 06:24:20,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 331 transitions. [2024-11-12 06:24:20,237 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 331 transitions. Word has length 318 [2024-11-12 06:24:20,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:20,239 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 331 transitions. [2024-11-12 06:24:20,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 331 transitions. [2024-11-12 06:24:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-11-12 06:24:20,248 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:20,249 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:20,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 06:24:20,249 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:20,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:20,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1384060499, now seen corresponding path program 1 times [2024-11-12 06:24:20,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:20,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993344795] [2024-11-12 06:24:20,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:20,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:20,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:20,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993344795] [2024-11-12 06:24:20,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993344795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:20,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:20,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:24:20,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147325264] [2024-11-12 06:24:20,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:20,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:24:20,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:20,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:24:20,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:20,680 INFO L87 Difference]: Start difference. First operand 211 states and 331 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:20,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:20,745 INFO L93 Difference]: Finished difference Result 541 states and 846 transitions. [2024-11-12 06:24:20,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:24:20,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 318 [2024-11-12 06:24:20,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:20,748 INFO L225 Difference]: With dead ends: 541 [2024-11-12 06:24:20,748 INFO L226 Difference]: Without dead ends: 333 [2024-11-12 06:24:20,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:20,750 INFO L435 NwaCegarLoop]: 314 mSDtfsCounter, 133 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:20,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 603 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:24:20,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-12 06:24:20,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 330. [2024-11-12 06:24:20,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 277 states have (on average 1.4945848375451263) internal successors, (414), 278 states have internal predecessors, (414), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-12 06:24:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 514 transitions. [2024-11-12 06:24:20,775 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 514 transitions. Word has length 318 [2024-11-12 06:24:20,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:20,776 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 514 transitions. [2024-11-12 06:24:20,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:20,777 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 514 transitions. [2024-11-12 06:24:20,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2024-11-12 06:24:20,780 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:20,780 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:20,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 06:24:20,780 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:20,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:20,781 INFO L85 PathProgramCache]: Analyzing trace with hash 993371012, now seen corresponding path program 1 times [2024-11-12 06:24:20,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:20,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11921947] [2024-11-12 06:24:20,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:20,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:21,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:21,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11921947] [2024-11-12 06:24:21,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11921947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:21,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:21,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:24:21,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075402768] [2024-11-12 06:24:21,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:21,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:24:21,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:21,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:24:21,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:24:21,593 INFO L87 Difference]: Start difference. First operand 330 states and 514 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:21,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:21,878 INFO L93 Difference]: Finished difference Result 975 states and 1524 transitions. [2024-11-12 06:24:21,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:24:21,878 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 319 [2024-11-12 06:24:21,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:21,887 INFO L225 Difference]: With dead ends: 975 [2024-11-12 06:24:21,887 INFO L226 Difference]: Without dead ends: 648 [2024-11-12 06:24:21,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:24:21,891 INFO L435 NwaCegarLoop]: 296 mSDtfsCounter, 261 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:21,891 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 877 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:24:21,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2024-11-12 06:24:21,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 626. [2024-11-12 06:24:21,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 626 states, 526 states have (on average 1.5038022813688212) internal successors, (791), 527 states have internal predecessors, (791), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 95 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-12 06:24:21,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 983 transitions. [2024-11-12 06:24:21,943 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 983 transitions. Word has length 319 [2024-11-12 06:24:21,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:21,944 INFO L471 AbstractCegarLoop]: Abstraction has 626 states and 983 transitions. [2024-11-12 06:24:21,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:21,944 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 983 transitions. [2024-11-12 06:24:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2024-11-12 06:24:21,950 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:21,950 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:21,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 06:24:21,950 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:21,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:21,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1384342306, now seen corresponding path program 1 times [2024-11-12 06:24:21,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:21,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824222089] [2024-11-12 06:24:21,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:21,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:22,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:22,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824222089] [2024-11-12 06:24:22,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824222089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:22,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:22,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:24:22,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398482052] [2024-11-12 06:24:22,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:22,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:24:22,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:22,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:24:22,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:24:22,391 INFO L87 Difference]: Start difference. First operand 626 states and 983 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:22,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:22,628 INFO L93 Difference]: Finished difference Result 1638 states and 2552 transitions. [2024-11-12 06:24:22,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:24:22,629 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 320 [2024-11-12 06:24:22,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:22,635 INFO L225 Difference]: With dead ends: 1638 [2024-11-12 06:24:22,635 INFO L226 Difference]: Without dead ends: 1099 [2024-11-12 06:24:22,637 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:24:22,638 INFO L435 NwaCegarLoop]: 350 mSDtfsCounter, 389 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 937 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:22,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [389 Valid, 937 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:24:22,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2024-11-12 06:24:22,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 1077. [2024-11-12 06:24:22,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1077 states, 925 states have (on average 1.492972972972973) internal successors, (1381), 927 states have internal predecessors, (1381), 146 states have call successors, (146), 5 states have call predecessors, (146), 5 states have return successors, (146), 144 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-12 06:24:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 1077 states and 1673 transitions. [2024-11-12 06:24:22,726 INFO L78 Accepts]: Start accepts. Automaton has 1077 states and 1673 transitions. Word has length 320 [2024-11-12 06:24:22,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:22,727 INFO L471 AbstractCegarLoop]: Abstraction has 1077 states and 1673 transitions. [2024-11-12 06:24:22,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1673 transitions. [2024-11-12 06:24:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-12 06:24:22,733 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:22,733 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:22,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 06:24:22,734 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:22,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:22,734 INFO L85 PathProgramCache]: Analyzing trace with hash 721237407, now seen corresponding path program 1 times [2024-11-12 06:24:22,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:22,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987964365] [2024-11-12 06:24:22,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:22,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:23,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:23,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987964365] [2024-11-12 06:24:23,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987964365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:23,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:23,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:24:23,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689699161] [2024-11-12 06:24:23,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:23,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:24:23,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:23,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:24:23,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:24:23,371 INFO L87 Difference]: Start difference. First operand 1077 states and 1673 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:23,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:23,651 INFO L93 Difference]: Finished difference Result 2109 states and 3262 transitions. [2024-11-12 06:24:23,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:24:23,653 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 321 [2024-11-12 06:24:23,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:23,659 INFO L225 Difference]: With dead ends: 2109 [2024-11-12 06:24:23,659 INFO L226 Difference]: Without dead ends: 1119 [2024-11-12 06:24:23,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:24:23,675 INFO L435 NwaCegarLoop]: 298 mSDtfsCounter, 253 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 875 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:23,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 875 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:24:23,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2024-11-12 06:24:23,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1085. [2024-11-12 06:24:23,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 933 states have (on average 1.487674169346195) internal successors, (1388), 935 states have internal predecessors, (1388), 146 states have call successors, (146), 5 states have call predecessors, (146), 5 states have return successors, (146), 144 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-12 06:24:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1680 transitions. [2024-11-12 06:24:23,763 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1680 transitions. Word has length 321 [2024-11-12 06:24:23,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:23,764 INFO L471 AbstractCegarLoop]: Abstraction has 1085 states and 1680 transitions. [2024-11-12 06:24:23,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1680 transitions. [2024-11-12 06:24:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-12 06:24:23,773 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:23,773 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:23,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 06:24:23,774 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:23,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:23,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1700834143, now seen corresponding path program 1 times [2024-11-12 06:24:23,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:23,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082023969] [2024-11-12 06:24:23,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:23,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:24,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:24,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:24,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082023969] [2024-11-12 06:24:24,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082023969] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:24,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:24,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:24:24,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323796643] [2024-11-12 06:24:24,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:24,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:24:24,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:24,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:24:24,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:24,387 INFO L87 Difference]: Start difference. First operand 1085 states and 1680 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:24,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:24,524 INFO L93 Difference]: Finished difference Result 2735 states and 4210 transitions. [2024-11-12 06:24:24,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:24:24,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 322 [2024-11-12 06:24:24,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:24,534 INFO L225 Difference]: With dead ends: 2735 [2024-11-12 06:24:24,534 INFO L226 Difference]: Without dead ends: 1846 [2024-11-12 06:24:24,537 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:24:24,537 INFO L435 NwaCegarLoop]: 461 mSDtfsCounter, 269 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:24,538 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 744 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:24:24,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2024-11-12 06:24:24,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1097. [2024-11-12 06:24:24,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 945 states have (on average 1.4814814814814814) internal successors, (1400), 947 states have internal predecessors, (1400), 146 states have call successors, (146), 5 states have call predecessors, (146), 5 states have return successors, (146), 144 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-12 06:24:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1692 transitions. [2024-11-12 06:24:24,617 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1692 transitions. Word has length 322 [2024-11-12 06:24:24,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:24,618 INFO L471 AbstractCegarLoop]: Abstraction has 1097 states and 1692 transitions. [2024-11-12 06:24:24,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1692 transitions. [2024-11-12 06:24:24,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-12 06:24:24,620 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:24,620 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:24,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 06:24:24,621 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:24,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:24,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1762873757, now seen corresponding path program 1 times [2024-11-12 06:24:24,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:24,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856624993] [2024-11-12 06:24:24,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:24,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:25,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:25,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856624993] [2024-11-12 06:24:25,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856624993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:25,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:25,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:24:25,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025965887] [2024-11-12 06:24:25,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:25,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:24:25,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:25,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:24:25,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:24:25,549 INFO L87 Difference]: Start difference. First operand 1097 states and 1692 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:25,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:25,830 INFO L93 Difference]: Finished difference Result 2186 states and 3362 transitions. [2024-11-12 06:24:25,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:24:25,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 322 [2024-11-12 06:24:25,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:25,837 INFO L225 Difference]: With dead ends: 2186 [2024-11-12 06:24:25,837 INFO L226 Difference]: Without dead ends: 1203 [2024-11-12 06:24:25,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:24:25,841 INFO L435 NwaCegarLoop]: 304 mSDtfsCounter, 298 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:25,841 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 871 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:24:25,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2024-11-12 06:24:25,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 1097. [2024-11-12 06:24:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 945 states have (on average 1.475132275132275) internal successors, (1394), 947 states have internal predecessors, (1394), 146 states have call successors, (146), 5 states have call predecessors, (146), 5 states have return successors, (146), 144 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-12 06:24:25,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1686 transitions. [2024-11-12 06:24:25,913 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1686 transitions. Word has length 322 [2024-11-12 06:24:25,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:25,914 INFO L471 AbstractCegarLoop]: Abstraction has 1097 states and 1686 transitions. [2024-11-12 06:24:25,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1686 transitions. [2024-11-12 06:24:25,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2024-11-12 06:24:25,916 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:25,916 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:25,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 06:24:25,916 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:25,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:25,917 INFO L85 PathProgramCache]: Analyzing trace with hash 3489058, now seen corresponding path program 1 times [2024-11-12 06:24:25,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:25,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919853117] [2024-11-12 06:24:25,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:25,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:26,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:26,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:26,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919853117] [2024-11-12 06:24:26,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919853117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:26,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:26,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 06:24:26,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983020488] [2024-11-12 06:24:26,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:26,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 06:24:26,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:26,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 06:24:26,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 06:24:26,852 INFO L87 Difference]: Start difference. First operand 1097 states and 1686 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:27,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:27,612 INFO L93 Difference]: Finished difference Result 4464 states and 6869 transitions. [2024-11-12 06:24:27,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 06:24:27,613 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 323 [2024-11-12 06:24:27,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:27,628 INFO L225 Difference]: With dead ends: 4464 [2024-11-12 06:24:27,628 INFO L226 Difference]: Without dead ends: 3660 [2024-11-12 06:24:27,632 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-12 06:24:27,633 INFO L435 NwaCegarLoop]: 596 mSDtfsCounter, 922 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 922 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:27,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 2148 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 06:24:27,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3660 states. [2024-11-12 06:24:27,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3660 to 2914. [2024-11-12 06:24:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 2554 states have (on average 1.4835552075176195) internal successors, (3789), 2560 states have internal predecessors, (3789), 346 states have call successors, (346), 13 states have call predecessors, (346), 13 states have return successors, (346), 340 states have call predecessors, (346), 346 states have call successors, (346) [2024-11-12 06:24:27,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 4481 transitions. [2024-11-12 06:24:27,829 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 4481 transitions. Word has length 323 [2024-11-12 06:24:27,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:27,830 INFO L471 AbstractCegarLoop]: Abstraction has 2914 states and 4481 transitions. [2024-11-12 06:24:27,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 4481 transitions. [2024-11-12 06:24:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2024-11-12 06:24:27,832 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:27,833 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:27,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 06:24:27,833 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:27,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:27,833 INFO L85 PathProgramCache]: Analyzing trace with hash 426190884, now seen corresponding path program 1 times [2024-11-12 06:24:27,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:27,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072471798] [2024-11-12 06:24:27,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:27,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:28,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:29,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:29,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072471798] [2024-11-12 06:24:29,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072471798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:29,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:29,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 06:24:29,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562803386] [2024-11-12 06:24:29,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:29,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 06:24:29,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:29,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 06:24:29,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 06:24:29,456 INFO L87 Difference]: Start difference. First operand 2914 states and 4481 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-12 06:24:30,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:30,409 INFO L93 Difference]: Finished difference Result 6771 states and 10346 transitions. [2024-11-12 06:24:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 06:24:30,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 323 [2024-11-12 06:24:30,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:30,434 INFO L225 Difference]: With dead ends: 6771 [2024-11-12 06:24:30,435 INFO L226 Difference]: Without dead ends: 5435 [2024-11-12 06:24:30,441 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-12 06:24:30,441 INFO L435 NwaCegarLoop]: 295 mSDtfsCounter, 493 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:30,442 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 890 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 06:24:30,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5435 states. [2024-11-12 06:24:30,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5435 to 5385. [2024-11-12 06:24:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5385 states, 4706 states have (on average 1.4694007649808756) internal successors, (6915), 4718 states have internal predecessors, (6915), 646 states have call successors, (646), 32 states have call predecessors, (646), 32 states have return successors, (646), 634 states have call predecessors, (646), 646 states have call successors, (646) [2024-11-12 06:24:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5385 states to 5385 states and 8207 transitions. [2024-11-12 06:24:30,877 INFO L78 Accepts]: Start accepts. Automaton has 5385 states and 8207 transitions. Word has length 323 [2024-11-12 06:24:30,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:30,878 INFO L471 AbstractCegarLoop]: Abstraction has 5385 states and 8207 transitions. [2024-11-12 06:24:30,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-12 06:24:30,878 INFO L276 IsEmpty]: Start isEmpty. Operand 5385 states and 8207 transitions. [2024-11-12 06:24:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-12 06:24:30,882 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:30,882 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:30,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 06:24:30,882 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:30,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:30,883 INFO L85 PathProgramCache]: Analyzing trace with hash 912782932, now seen corresponding path program 1 times [2024-11-12 06:24:30,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:30,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838425527] [2024-11-12 06:24:30,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:30,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:38,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:38,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838425527] [2024-11-12 06:24:38,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838425527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:38,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:38,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 06:24:38,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115043648] [2024-11-12 06:24:38,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:38,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 06:24:38,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:38,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 06:24:38,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 06:24:38,537 INFO L87 Difference]: Start difference. First operand 5385 states and 8207 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:39,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:39,326 INFO L93 Difference]: Finished difference Result 13007 states and 19633 transitions. [2024-11-12 06:24:39,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 06:24:39,327 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 324 [2024-11-12 06:24:39,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:39,373 INFO L225 Difference]: With dead ends: 13007 [2024-11-12 06:24:39,373 INFO L226 Difference]: Without dead ends: 8401 [2024-11-12 06:24:39,388 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-12 06:24:39,389 INFO L435 NwaCegarLoop]: 464 mSDtfsCounter, 459 mSDsluCounter, 1339 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:39,389 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [459 Valid, 1803 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 06:24:39,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8401 states. [2024-11-12 06:24:39,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8401 to 6854. [2024-11-12 06:24:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6854 states, 6139 states have (on average 1.4624531682684476) internal successors, (8978), 6163 states have internal predecessors, (8978), 670 states have call successors, (670), 44 states have call predecessors, (670), 44 states have return successors, (670), 646 states have call predecessors, (670), 670 states have call successors, (670) [2024-11-12 06:24:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6854 states to 6854 states and 10318 transitions. [2024-11-12 06:24:39,845 INFO L78 Accepts]: Start accepts. Automaton has 6854 states and 10318 transitions. Word has length 324 [2024-11-12 06:24:39,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:39,846 INFO L471 AbstractCegarLoop]: Abstraction has 6854 states and 10318 transitions. [2024-11-12 06:24:39,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 6854 states and 10318 transitions. [2024-11-12 06:24:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-12 06:24:39,850 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:39,850 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:39,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 06:24:39,851 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:39,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:39,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1296061404, now seen corresponding path program 1 times [2024-11-12 06:24:39,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:39,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490642161] [2024-11-12 06:24:39,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:39,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:40,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:40,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490642161] [2024-11-12 06:24:40,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490642161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:40,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:40,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:24:40,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125502826] [2024-11-12 06:24:40,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:40,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:24:40,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:40,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:24:40,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:24:40,738 INFO L87 Difference]: Start difference. First operand 6854 states and 10318 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:41,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:41,290 INFO L93 Difference]: Finished difference Result 19844 states and 29914 transitions. [2024-11-12 06:24:41,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:24:41,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 324 [2024-11-12 06:24:41,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:41,330 INFO L225 Difference]: With dead ends: 19844 [2024-11-12 06:24:41,330 INFO L226 Difference]: Without dead ends: 13368 [2024-11-12 06:24:41,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:24:41,350 INFO L435 NwaCegarLoop]: 303 mSDtfsCounter, 181 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:41,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 801 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:24:41,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13368 states. [2024-11-12 06:24:41,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13368 to 13318. [2024-11-12 06:24:41,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13318 states, 11937 states have (on average 1.4526262880120633) internal successors, (17340), 11985 states have internal predecessors, (17340), 1294 states have call successors, (1294), 86 states have call predecessors, (1294), 86 states have return successors, (1294), 1246 states have call predecessors, (1294), 1294 states have call successors, (1294) [2024-11-12 06:24:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13318 states to 13318 states and 19928 transitions. [2024-11-12 06:24:41,956 INFO L78 Accepts]: Start accepts. Automaton has 13318 states and 19928 transitions. Word has length 324 [2024-11-12 06:24:41,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:41,956 INFO L471 AbstractCegarLoop]: Abstraction has 13318 states and 19928 transitions. [2024-11-12 06:24:41,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 13318 states and 19928 transitions. [2024-11-12 06:24:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-12 06:24:42,053 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:42,053 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:42,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 06:24:42,053 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:42,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:42,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1718763230, now seen corresponding path program 1 times [2024-11-12 06:24:42,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:42,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451462147] [2024-11-12 06:24:42,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:42,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:51,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:51,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451462147] [2024-11-12 06:24:51,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451462147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:51,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:51,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-12 06:24:51,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753984782] [2024-11-12 06:24:51,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:51,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 06:24:51,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:51,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 06:24:51,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-12 06:24:51,948 INFO L87 Difference]: Start difference. First operand 13318 states and 19928 transitions. Second operand has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:53,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:53,644 INFO L93 Difference]: Finished difference Result 27970 states and 41719 transitions. [2024-11-12 06:24:53,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 06:24:53,645 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 324 [2024-11-12 06:24:53,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:53,695 INFO L225 Difference]: With dead ends: 27970 [2024-11-12 06:24:53,695 INFO L226 Difference]: Without dead ends: 16175 [2024-11-12 06:24:53,723 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 100 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-11-12 06:24:53,723 INFO L435 NwaCegarLoop]: 476 mSDtfsCounter, 490 mSDsluCounter, 2152 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 2628 SdHoareTripleChecker+Invalid, 565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:53,724 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 2628 Invalid, 565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-12 06:24:53,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16175 states. [2024-11-12 06:24:54,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16175 to 11819. [2024-11-12 06:24:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11819 states, 10533 states have (on average 1.4588436342922244) internal successors, (15366), 10557 states have internal predecessors, (15366), 1198 states have call successors, (1198), 87 states have call predecessors, (1198), 87 states have return successors, (1198), 1174 states have call predecessors, (1198), 1198 states have call successors, (1198) [2024-11-12 06:24:54,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11819 states to 11819 states and 17762 transitions. [2024-11-12 06:24:54,354 INFO L78 Accepts]: Start accepts. Automaton has 11819 states and 17762 transitions. Word has length 324 [2024-11-12 06:24:54,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:54,355 INFO L471 AbstractCegarLoop]: Abstraction has 11819 states and 17762 transitions. [2024-11-12 06:24:54,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:54,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11819 states and 17762 transitions. [2024-11-12 06:24:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-12 06:24:54,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:54,360 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:54,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 06:24:54,361 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:54,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:54,361 INFO L85 PathProgramCache]: Analyzing trace with hash 32049702, now seen corresponding path program 1 times [2024-11-12 06:24:54,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:54,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918512588] [2024-11-12 06:24:54,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:54,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:24:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:24:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:24:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:24:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:24:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:24:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:24:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:24:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:24:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:24:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:24:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:24:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:24:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:24:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:24:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:24:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:24:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:24:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:24:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:24:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:24:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:24:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:24:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:24:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:24:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:24:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:24:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:24:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:24:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:24:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:24:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:24:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:24:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:24:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:24:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:24:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:24:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:24:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:24:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:24:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:24:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:24:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:24:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:24:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:24:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:24:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:24:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:24:55,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:24:55,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918512588] [2024-11-12 06:24:55,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918512588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:24:55,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:24:55,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 06:24:55,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48535201] [2024-11-12 06:24:55,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:24:55,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 06:24:55,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:24:55,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 06:24:55,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:24:55,176 INFO L87 Difference]: Start difference. First operand 11819 states and 17762 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:55,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:24:55,803 INFO L93 Difference]: Finished difference Result 32273 states and 47894 transitions. [2024-11-12 06:24:55,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 06:24:55,803 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 325 [2024-11-12 06:24:55,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:24:55,867 INFO L225 Difference]: With dead ends: 32273 [2024-11-12 06:24:55,867 INFO L226 Difference]: Without dead ends: 21927 [2024-11-12 06:24:55,897 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 06:24:55,897 INFO L435 NwaCegarLoop]: 445 mSDtfsCounter, 427 mSDsluCounter, 619 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:24:55,898 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 1064 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:24:55,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21927 states. [2024-11-12 06:24:56,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21927 to 9835. [2024-11-12 06:24:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9835 states, 8596 states have (on average 1.4589343880874825) internal successors, (12541), 8596 states have internal predecessors, (12541), 1150 states have call successors, (1150), 88 states have call predecessors, (1150), 88 states have return successors, (1150), 1150 states have call predecessors, (1150), 1150 states have call successors, (1150) [2024-11-12 06:24:56,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9835 states to 9835 states and 14841 transitions. [2024-11-12 06:24:56,566 INFO L78 Accepts]: Start accepts. Automaton has 9835 states and 14841 transitions. Word has length 325 [2024-11-12 06:24:56,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:24:56,567 INFO L471 AbstractCegarLoop]: Abstraction has 9835 states and 14841 transitions. [2024-11-12 06:24:56,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:24:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 9835 states and 14841 transitions. [2024-11-12 06:24:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-12 06:24:56,571 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:24:56,571 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:24:56,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-12 06:24:56,572 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:24:56,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:24:56,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1955277736, now seen corresponding path program 1 times [2024-11-12 06:24:56,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:24:56,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990624580] [2024-11-12 06:24:56,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:24:56,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:24:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:25:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:25:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:25:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:25:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:25:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:25:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:25:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:25:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:25:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:25:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:25:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:25:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:25:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:25:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:25:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:25:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:25:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:25:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:25:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:25:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:25:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:25:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:25:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:25:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:25:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:25:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:25:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:25:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:25:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:25:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:25:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:25:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:25:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:25:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:25:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:25:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:25:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:25:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:25:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:25:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:25:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:25:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:25:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:25:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:25:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:25:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:01,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:25:01,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:25:01,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990624580] [2024-11-12 06:25:01,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990624580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:25:01,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:25:01,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 06:25:01,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133396858] [2024-11-12 06:25:01,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:25:01,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 06:25:01,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:25:01,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 06:25:01,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-12 06:25:01,233 INFO L87 Difference]: Start difference. First operand 9835 states and 14841 transitions. Second operand has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:25:02,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:25:02,827 INFO L93 Difference]: Finished difference Result 24289 states and 36547 transitions. [2024-11-12 06:25:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 06:25:02,828 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 325 [2024-11-12 06:25:02,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:25:02,953 INFO L225 Difference]: With dead ends: 24289 [2024-11-12 06:25:02,954 INFO L226 Difference]: Without dead ends: 15557 [2024-11-12 06:25:03,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-12 06:25:03,012 INFO L435 NwaCegarLoop]: 565 mSDtfsCounter, 632 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1882 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 06:25:03,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1882 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 06:25:03,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15557 states. [2024-11-12 06:25:03,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15557 to 9509. [2024-11-12 06:25:03,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9509 states, 8270 states have (on average 1.4533252720677146) internal successors, (12019), 8270 states have internal predecessors, (12019), 1150 states have call successors, (1150), 88 states have call predecessors, (1150), 88 states have return successors, (1150), 1150 states have call predecessors, (1150), 1150 states have call successors, (1150) [2024-11-12 06:25:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9509 states to 9509 states and 14319 transitions. [2024-11-12 06:25:03,684 INFO L78 Accepts]: Start accepts. Automaton has 9509 states and 14319 transitions. Word has length 325 [2024-11-12 06:25:03,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:25:03,685 INFO L471 AbstractCegarLoop]: Abstraction has 9509 states and 14319 transitions. [2024-11-12 06:25:03,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:25:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 9509 states and 14319 transitions. [2024-11-12 06:25:03,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-12 06:25:03,689 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:25:03,690 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:25:03,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-12 06:25:03,690 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:25:03,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:25:03,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1977847122, now seen corresponding path program 1 times [2024-11-12 06:25:03,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:25:03,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945065096] [2024-11-12 06:25:03,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:25:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:25:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:25:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:25:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:25:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:25:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:25:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:25:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:25:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:25:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:25:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:25:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:25:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:25:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:25:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:25:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:25:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:25:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:25:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:25:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:25:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:25:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:25:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:25:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:25:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:25:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:25:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:25:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:25:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:25:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:25:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:25:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:25:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:25:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:25:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:25:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:25:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:25:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:25:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:25:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:25:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:25:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:25:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:25:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:25:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:25:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:25:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:25:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:04,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:25:04,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:25:04,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945065096] [2024-11-12 06:25:04,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945065096] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:25:04,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:25:04,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 06:25:04,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029242892] [2024-11-12 06:25:04,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:25:04,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 06:25:04,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:25:04,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 06:25:04,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-12 06:25:04,494 INFO L87 Difference]: Start difference. First operand 9509 states and 14319 transitions. Second operand has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-12 06:25:07,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:25:07,663 INFO L93 Difference]: Finished difference Result 50651 states and 74902 transitions. [2024-11-12 06:25:07,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 06:25:07,664 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 325 [2024-11-12 06:25:07,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:25:07,784 INFO L225 Difference]: With dead ends: 50651 [2024-11-12 06:25:07,784 INFO L226 Difference]: Without dead ends: 41815 [2024-11-12 06:25:07,817 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-12 06:25:07,818 INFO L435 NwaCegarLoop]: 405 mSDtfsCounter, 1636 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:25:07,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1636 Valid, 1249 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 615 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-12 06:25:07,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41815 states. [2024-11-12 06:25:09,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41815 to 15937. [2024-11-12 06:25:09,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15937 states, 14374 states have (on average 1.4667455127313205) internal successors, (21083), 14398 states have internal predecessors, (21083), 1390 states have call successors, (1390), 172 states have call predecessors, (1390), 172 states have return successors, (1390), 1366 states have call predecessors, (1390), 1390 states have call successors, (1390) [2024-11-12 06:25:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15937 states to 15937 states and 23863 transitions. [2024-11-12 06:25:09,210 INFO L78 Accepts]: Start accepts. Automaton has 15937 states and 23863 transitions. Word has length 325 [2024-11-12 06:25:09,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:25:09,211 INFO L471 AbstractCegarLoop]: Abstraction has 15937 states and 23863 transitions. [2024-11-12 06:25:09,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-12 06:25:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 15937 states and 23863 transitions. [2024-11-12 06:25:09,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-12 06:25:09,217 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:25:09,218 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:25:09,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-12 06:25:09,218 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:25:09,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:25:09,219 INFO L85 PathProgramCache]: Analyzing trace with hash -591643728, now seen corresponding path program 1 times [2024-11-12 06:25:09,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:25:09,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217096083] [2024-11-12 06:25:09,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:25:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:25:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:25:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:25:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:25:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:25:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:25:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:25:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:25:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:25:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:25:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:25:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:25:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:25:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:25:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:25:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:25:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:25:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:25:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:25:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:25:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:25:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:25:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:25:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:25:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:25:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:25:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:25:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:25:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:25:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:25:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:25:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:25:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:25:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:25:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:25:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:25:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:25:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:25:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:25:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:25:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:25:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:25:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:25:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:25:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:25:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:25:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:25:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:25:09,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:25:09,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217096083] [2024-11-12 06:25:09,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217096083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:25:09,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:25:09,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:25:09,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939386939] [2024-11-12 06:25:09,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:25:09,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:25:09,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:25:09,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:25:09,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:25:09,845 INFO L87 Difference]: Start difference. First operand 15937 states and 23863 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:25:11,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:25:11,265 INFO L93 Difference]: Finished difference Result 38751 states and 57055 transitions. [2024-11-12 06:25:11,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:25:11,266 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 325 [2024-11-12 06:25:11,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:25:11,359 INFO L225 Difference]: With dead ends: 38751 [2024-11-12 06:25:11,360 INFO L226 Difference]: Without dead ends: 23937 [2024-11-12 06:25:11,385 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:25:11,385 INFO L435 NwaCegarLoop]: 389 mSDtfsCounter, 257 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 810 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:25:11,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 810 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:25:11,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23937 states. [2024-11-12 06:25:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23937 to 15435. [2024-11-12 06:25:12,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15435 states, 13824 states have (on average 1.4555121527777777) internal successors, (20121), 13848 states have internal predecessors, (20121), 1390 states have call successors, (1390), 220 states have call predecessors, (1390), 220 states have return successors, (1390), 1366 states have call predecessors, (1390), 1390 states have call successors, (1390) [2024-11-12 06:25:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15435 states to 15435 states and 22901 transitions. [2024-11-12 06:25:12,378 INFO L78 Accepts]: Start accepts. Automaton has 15435 states and 22901 transitions. Word has length 325 [2024-11-12 06:25:12,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:25:12,380 INFO L471 AbstractCegarLoop]: Abstraction has 15435 states and 22901 transitions. [2024-11-12 06:25:12,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:25:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 15435 states and 22901 transitions. [2024-11-12 06:25:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-12 06:25:12,387 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:25:12,387 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:25:12,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-12 06:25:12,387 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:25:12,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:25:12,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1922753388, now seen corresponding path program 1 times [2024-11-12 06:25:12,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:25:12,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145522953] [2024-11-12 06:25:12,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:25:12,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:25:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:25:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:25:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:25:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:25:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:25:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:25:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:25:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:25:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:25:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:25:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:25:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:25:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:25:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:25:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:25:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:25:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:25:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:25:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:25:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:25:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:25:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:25:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:25:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:25:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:25:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:25:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:25:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:25:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:25:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:25:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:25:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:25:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:25:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:25:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:25:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:25:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:25:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:25:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:25:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:25:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:25:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:25:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:25:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:25:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:25:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:25:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:19,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-12 06:25:19,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:25:19,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145522953] [2024-11-12 06:25:19,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145522953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:25:19,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:25:19,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-12 06:25:19,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962005472] [2024-11-12 06:25:19,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:25:19,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 06:25:19,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:25:19,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 06:25:19,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-12 06:25:19,507 INFO L87 Difference]: Start difference. First operand 15435 states and 22901 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:25:21,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:25:21,714 INFO L93 Difference]: Finished difference Result 40069 states and 58402 transitions. [2024-11-12 06:25:21,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 06:25:21,715 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 325 [2024-11-12 06:25:21,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:25:21,784 INFO L225 Difference]: With dead ends: 40069 [2024-11-12 06:25:21,784 INFO L226 Difference]: Without dead ends: 26435 [2024-11-12 06:25:21,814 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-12 06:25:21,815 INFO L435 NwaCegarLoop]: 287 mSDtfsCounter, 705 mSDsluCounter, 1295 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 06:25:21,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 1582 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 06:25:21,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26435 states. [2024-11-12 06:25:22,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26435 to 14593. [2024-11-12 06:25:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14593 states, 12982 states have (on average 1.4448467108303806) internal successors, (18757), 13006 states have internal predecessors, (18757), 1390 states have call successors, (1390), 220 states have call predecessors, (1390), 220 states have return successors, (1390), 1366 states have call predecessors, (1390), 1390 states have call successors, (1390) [2024-11-12 06:25:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14593 states to 14593 states and 21537 transitions. [2024-11-12 06:25:22,965 INFO L78 Accepts]: Start accepts. Automaton has 14593 states and 21537 transitions. Word has length 325 [2024-11-12 06:25:22,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:25:22,966 INFO L471 AbstractCegarLoop]: Abstraction has 14593 states and 21537 transitions. [2024-11-12 06:25:22,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-12 06:25:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 14593 states and 21537 transitions. [2024-11-12 06:25:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-11-12 06:25:22,979 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:25:22,979 INFO L218 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:25:22,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-12 06:25:22,983 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:25:22,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:25:22,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1267148805, now seen corresponding path program 1 times [2024-11-12 06:25:22,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:25:22,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11498800] [2024-11-12 06:25:22,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:25:22,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:25:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:25:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:25:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:25:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:25:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:25:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:25:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:25:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 06:25:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 06:25:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 06:25:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 06:25:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 06:25:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 06:25:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 06:25:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 06:25:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 06:25:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 06:25:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 06:25:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 06:25:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 06:25:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 06:25:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-12 06:25:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 06:25:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 06:25:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:25:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:25:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 06:25:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:23,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 06:25:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:25:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:25:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:25:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:25:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:25:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:25:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:25:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:25:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 06:25:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:25:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 06:25:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:25:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 06:25:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:25:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-12 06:25:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:25:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-12 06:25:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:25:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 30 proven. 105 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2024-11-12 06:25:24,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:25:24,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11498800] [2024-11-12 06:25:24,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11498800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:25:24,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960439036] [2024-11-12 06:25:24,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:25:24,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:25:24,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:25:24,080 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) [2024-11-12 06:25:24,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 06:25:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:25:24,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-12 06:25:24,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 06:25:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 1653 proven. 99 refuted. 0 times theorem prover too weak. 2388 trivial. 0 not checked. [2024-11-12 06:25:25,102 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 06:25:25,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 36 proven. 99 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2024-11-12 06:25:25,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960439036] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 06:25:25,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 06:25:25,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 20 [2024-11-12 06:25:25,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065953508] [2024-11-12 06:25:25,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 06:25:25,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-12 06:25:25,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:25:25,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-12 06:25:25,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2024-11-12 06:25:25,541 INFO L87 Difference]: Start difference. First operand 14593 states and 21537 transitions. Second operand has 20 states, 19 states have (on average 11.473684210526315) internal successors, (218), 20 states have internal predecessors, (218), 7 states have call successors, (138), 3 states have call predecessors, (138), 6 states have return successors, (138), 6 states have call predecessors, (138), 7 states have call successors, (138)