./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-86.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 517783448a287c62461a35f1bc15cb8b62fca77248cd9526eca120bea485e50a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:05:12,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:05:12,262 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:05:12,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:05:12,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:05:12,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:05:12,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:05:12,301 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:05:12,302 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:05:12,303 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:05:12,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:05:12,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:05:12,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:05:12,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:05:12,308 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:05:12,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:05:12,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:05:12,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:05:12,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:05:12,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:05:12,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:05:12,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:05:12,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:05:12,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:05:12,312 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:05:12,312 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:05:12,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:05:12,316 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:05:12,317 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:05:12,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:05:12,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:05:12,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:05:12,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:05:12,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:05:12,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:05:12,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:05:12,319 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:05:12,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:05:12,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:05:12,322 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:05:12,322 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:05:12,322 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:05:12,323 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 517783448a287c62461a35f1bc15cb8b62fca77248cd9526eca120bea485e50a [2024-11-16 13:05:12,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:05:12,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:05:12,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:05:12,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:05:12,646 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:05:12,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-86.i [2024-11-16 13:05:14,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:05:14,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:05:14,336 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-86.i [2024-11-16 13:05:14,347 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b246fde7d/1d8100f4587d4b819b2981bd68981614/FLAGa65c1537c [2024-11-16 13:05:14,358 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b246fde7d/1d8100f4587d4b819b2981bd68981614 [2024-11-16 13:05:14,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:05:14,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:05:14,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:05:14,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:05:14,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:05:14,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78cea36c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14, skipping insertion in model container [2024-11-16 13:05:14,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:05:14,565 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-86.i[915,928] [2024-11-16 13:05:14,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:05:14,637 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:05:14,647 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-86.i[915,928] [2024-11-16 13:05:14,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:05:14,697 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:05:14,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14 WrapperNode [2024-11-16 13:05:14,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:05:14,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:05:14,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:05:14,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:05:14,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,751 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-11-16 13:05:14,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:05:14,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:05:14,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:05:14,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:05:14,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,768 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,792 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]. [2024-11-16 13:05:14,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,807 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,812 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:05:14,830 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:05:14,830 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:05:14,830 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:05:14,831 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (1/1) ... [2024-11-16 13:05:14,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:05:14,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:05:14,864 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) [2024-11-16 13:05:14,870 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 [2024-11-16 13:05:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:05:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:05:14,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:05:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:05:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:05:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:05:15,021 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:05:15,024 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:05:15,503 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-16 13:05:15,503 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:05:15,520 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:05:15,521 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:05:15,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:05:15 BoogieIcfgContainer [2024-11-16 13:05:15,522 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:05:15,524 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:05:15,524 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:05:15,527 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:05:15,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:05:14" (1/3) ... [2024-11-16 13:05:15,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15732577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:05:15, skipping insertion in model container [2024-11-16 13:05:15,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:05:14" (2/3) ... [2024-11-16 13:05:15,529 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15732577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:05:15, skipping insertion in model container [2024-11-16 13:05:15,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:05:15" (3/3) ... [2024-11-16 13:05:15,530 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-86.i [2024-11-16 13:05:15,543 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:05:15,543 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:05:15,604 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:05:15,614 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;@423e529e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:05:15,615 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:05:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 50 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-16 13:05:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-16 13:05:15,637 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:15,639 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:15,639 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:15,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:15,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1895703851, now seen corresponding path program 1 times [2024-11-16 13:05:15,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:15,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532753109] [2024-11-16 13:05:15,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:15,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:16,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:16,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532753109] [2024-11-16 13:05:16,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532753109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:16,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:16,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:05:16,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322814603] [2024-11-16 13:05:16,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:16,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:05:16,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:16,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:05:16,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:05:16,267 INFO L87 Difference]: Start difference. First operand has 80 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 50 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-16 13:05:16,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:16,302 INFO L93 Difference]: Finished difference Result 152 states and 263 transitions. [2024-11-16 13:05:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:05:16,305 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2024-11-16 13:05:16,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:16,315 INFO L225 Difference]: With dead ends: 152 [2024-11-16 13:05:16,316 INFO L226 Difference]: Without dead ends: 75 [2024-11-16 13:05:16,322 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:05:16,326 INFO L432 NwaCegarLoop]: 113 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, 113 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 [2024-11-16 13:05:16,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:05:16,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-16 13:05:16,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-16 13:05:16,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-16 13:05:16,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2024-11-16 13:05:16,382 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 177 [2024-11-16 13:05:16,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:16,383 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2024-11-16 13:05:16,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-16 13:05:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-11-16 13:05:16,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-16 13:05:16,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:16,394 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:16,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:05:16,395 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:16,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:16,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1662671923, now seen corresponding path program 1 times [2024-11-16 13:05:16,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:16,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052469079] [2024-11-16 13:05:16,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:16,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:16,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:17,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:17,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:17,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052469079] [2024-11-16 13:05:17,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052469079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:17,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:17,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:05:17,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045932379] [2024-11-16 13:05:17,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:17,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:05:17,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:17,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:05:17,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:05:17,103 INFO L87 Difference]: Start difference. First operand 75 states and 113 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:17,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:17,402 INFO L93 Difference]: Finished difference Result 221 states and 335 transitions. [2024-11-16 13:05:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:05:17,403 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-16 13:05:17,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:17,407 INFO L225 Difference]: With dead ends: 221 [2024-11-16 13:05:17,408 INFO L226 Difference]: Without dead ends: 149 [2024-11-16 13:05:17,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 13:05:17,411 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 81 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:17,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 365 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 13:05:17,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-16 13:05:17,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 127. [2024-11-16 13:05:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 68 states have internal predecessors, (81), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-16 13:05:17,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 193 transitions. [2024-11-16 13:05:17,439 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 193 transitions. Word has length 177 [2024-11-16 13:05:17,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:17,440 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 193 transitions. [2024-11-16 13:05:17,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 193 transitions. [2024-11-16 13:05:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-16 13:05:17,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:17,444 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:17,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:05:17,444 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:17,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:17,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1124743564, now seen corresponding path program 1 times [2024-11-16 13:05:17,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:17,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654028682] [2024-11-16 13:05:17,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:17,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:23,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:24,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:24,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654028682] [2024-11-16 13:05:24,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654028682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:24,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:24,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-16 13:05:24,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514917418] [2024-11-16 13:05:24,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:24,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-16 13:05:24,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:24,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-16 13:05:24,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2024-11-16 13:05:24,097 INFO L87 Difference]: Start difference. First operand 127 states and 193 transitions. Second operand has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 14 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:27,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:27,145 INFO L93 Difference]: Finished difference Result 284 states and 418 transitions. [2024-11-16 13:05:27,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 13:05:27,148 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 14 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-16 13:05:27,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:27,155 INFO L225 Difference]: With dead ends: 284 [2024-11-16 13:05:27,155 INFO L226 Difference]: Without dead ends: 212 [2024-11-16 13:05:27,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=166, Invalid=484, Unknown=0, NotChecked=0, Total=650 [2024-11-16 13:05:27,159 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 325 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:27,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 643 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 13:05:27,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-16 13:05:27,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 144. [2024-11-16 13:05:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 85 states have (on average 1.223529411764706) internal successors, (104), 85 states have internal predecessors, (104), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-16 13:05:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 216 transitions. [2024-11-16 13:05:27,198 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 216 transitions. Word has length 177 [2024-11-16 13:05:27,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:27,202 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 216 transitions. [2024-11-16 13:05:27,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 14 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 216 transitions. [2024-11-16 13:05:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-16 13:05:27,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:27,205 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:27,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 13:05:27,205 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:27,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:27,206 INFO L85 PathProgramCache]: Analyzing trace with hash -995660845, now seen corresponding path program 1 times [2024-11-16 13:05:27,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:27,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397244713] [2024-11-16 13:05:27,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:27,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:27,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:27,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397244713] [2024-11-16 13:05:27,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397244713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:27,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:27,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:05:27,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747590160] [2024-11-16 13:05:27,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:27,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:05:27,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:27,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:05:27,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:05:27,382 INFO L87 Difference]: Start difference. First operand 144 states and 216 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:27,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:27,428 INFO L93 Difference]: Finished difference Result 287 states and 434 transitions. [2024-11-16 13:05:27,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:05:27,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2024-11-16 13:05:27,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:27,431 INFO L225 Difference]: With dead ends: 287 [2024-11-16 13:05:27,431 INFO L226 Difference]: Without dead ends: 215 [2024-11-16 13:05:27,435 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:05:27,436 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 105 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:27,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 227 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:05:27,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-16 13:05:27,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 212. [2024-11-16 13:05:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 124 states have (on average 1.217741935483871) internal successors, (151), 124 states have internal predecessors, (151), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:05:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 319 transitions. [2024-11-16 13:05:27,478 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 319 transitions. Word has length 177 [2024-11-16 13:05:27,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:27,481 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 319 transitions. [2024-11-16 13:05:27,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 319 transitions. [2024-11-16 13:05:27,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-16 13:05:27,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:27,483 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:27,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:05:27,485 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:27,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:27,486 INFO L85 PathProgramCache]: Analyzing trace with hash -2080602444, now seen corresponding path program 1 times [2024-11-16 13:05:27,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:27,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091630084] [2024-11-16 13:05:27,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:27,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:32,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:33,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:33,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091630084] [2024-11-16 13:05:33,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091630084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:33,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:33,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 13:05:33,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005153337] [2024-11-16 13:05:33,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:33,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 13:05:33,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:33,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 13:05:33,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-11-16 13:05:33,030 INFO L87 Difference]: Start difference. First operand 212 states and 319 transitions. Second operand has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:35,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:35,891 INFO L93 Difference]: Finished difference Result 271 states and 386 transitions. [2024-11-16 13:05:35,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 13:05:35,892 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2024-11-16 13:05:35,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:35,895 INFO L225 Difference]: With dead ends: 271 [2024-11-16 13:05:35,895 INFO L226 Difference]: Without dead ends: 268 [2024-11-16 13:05:35,896 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=191, Invalid=565, Unknown=0, NotChecked=0, Total=756 [2024-11-16 13:05:35,897 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 243 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:35,897 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 724 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:05:35,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2024-11-16 13:05:35,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 213. [2024-11-16 13:05:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 125 states have (on average 1.216) internal successors, (152), 125 states have internal predecessors, (152), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:05:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 320 transitions. [2024-11-16 13:05:35,935 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 320 transitions. Word has length 178 [2024-11-16 13:05:35,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:35,937 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 320 transitions. [2024-11-16 13:05:35,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 320 transitions. [2024-11-16 13:05:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-16 13:05:35,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:35,939 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:35,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 13:05:35,940 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:35,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:35,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1136496663, now seen corresponding path program 1 times [2024-11-16 13:05:35,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:35,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480652355] [2024-11-16 13:05:35,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:35,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:36,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:36,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:36,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480652355] [2024-11-16 13:05:36,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480652355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:36,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:36,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:05:36,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719507872] [2024-11-16 13:05:36,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:36,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:05:36,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:36,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:05:36,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:05:36,163 INFO L87 Difference]: Start difference. First operand 213 states and 320 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:36,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:36,186 INFO L93 Difference]: Finished difference Result 364 states and 548 transitions. [2024-11-16 13:05:36,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:05:36,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2024-11-16 13:05:36,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:36,192 INFO L225 Difference]: With dead ends: 364 [2024-11-16 13:05:36,193 INFO L226 Difference]: Without dead ends: 221 [2024-11-16 13:05:36,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:05:36,195 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 6 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:36,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 214 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:05:36,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-16 13:05:36,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 213. [2024-11-16 13:05:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 125 states have (on average 1.192) internal successors, (149), 125 states have internal predecessors, (149), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:05:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 317 transitions. [2024-11-16 13:05:36,219 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 317 transitions. Word has length 178 [2024-11-16 13:05:36,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:36,221 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 317 transitions. [2024-11-16 13:05:36,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 317 transitions. [2024-11-16 13:05:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-16 13:05:36,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:36,224 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:36,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 13:05:36,225 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:36,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:36,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1415660298, now seen corresponding path program 1 times [2024-11-16 13:05:36,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:36,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395350212] [2024-11-16 13:05:36,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:36,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:40,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:40,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395350212] [2024-11-16 13:05:40,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395350212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:40,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:40,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 13:05:40,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4895188] [2024-11-16 13:05:40,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:40,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 13:05:40,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:40,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 13:05:40,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-11-16 13:05:40,910 INFO L87 Difference]: Start difference. First operand 213 states and 317 transitions. Second operand has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:43,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:43,291 INFO L93 Difference]: Finished difference Result 271 states and 381 transitions. [2024-11-16 13:05:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 13:05:43,292 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2024-11-16 13:05:43,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:43,293 INFO L225 Difference]: With dead ends: 271 [2024-11-16 13:05:43,294 INFO L226 Difference]: Without dead ends: 268 [2024-11-16 13:05:43,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=182, Invalid=574, Unknown=0, NotChecked=0, Total=756 [2024-11-16 13:05:43,295 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 225 mSDsluCounter, 631 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:43,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 734 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 13:05:43,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2024-11-16 13:05:43,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 213. [2024-11-16 13:05:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 125 states have (on average 1.192) internal successors, (149), 125 states have internal predecessors, (149), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:05:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 317 transitions. [2024-11-16 13:05:43,312 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 317 transitions. Word has length 178 [2024-11-16 13:05:43,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:43,313 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 317 transitions. [2024-11-16 13:05:43,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:05:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 317 transitions. [2024-11-16 13:05:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-16 13:05:43,315 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:43,315 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:43,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 13:05:43,315 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:43,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:43,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1106733288, now seen corresponding path program 1 times [2024-11-16 13:05:43,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:43,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884963271] [2024-11-16 13:05:43,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:43,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:46,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:47,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:47,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884963271] [2024-11-16 13:05:47,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884963271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:47,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:47,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 13:05:47,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871128002] [2024-11-16 13:05:47,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:47,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 13:05:47,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:47,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 13:05:47,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2024-11-16 13:05:47,093 INFO L87 Difference]: Start difference. First operand 213 states and 317 transitions. Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-16 13:05:50,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:05:50,102 INFO L93 Difference]: Finished difference Result 295 states and 408 transitions. [2024-11-16 13:05:50,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 13:05:50,103 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2024-11-16 13:05:50,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:05:50,105 INFO L225 Difference]: With dead ends: 295 [2024-11-16 13:05:50,105 INFO L226 Difference]: Without dead ends: 292 [2024-11-16 13:05:50,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=281, Invalid=711, Unknown=0, NotChecked=0, Total=992 [2024-11-16 13:05:50,107 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 251 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 795 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:05:50,107 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 795 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 550 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:05:50,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2024-11-16 13:05:50,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 223. [2024-11-16 13:05:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 135 states have (on average 1.2) internal successors, (162), 135 states have internal predecessors, (162), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:05:50,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 330 transitions. [2024-11-16 13:05:50,125 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 330 transitions. Word has length 178 [2024-11-16 13:05:50,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:05:50,127 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 330 transitions. [2024-11-16 13:05:50,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-16 13:05:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 330 transitions. [2024-11-16 13:05:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-16 13:05:50,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:05:50,129 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:05:50,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 13:05:50,130 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:05:50,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:05:50,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1303246793, now seen corresponding path program 1 times [2024-11-16 13:05:50,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:05:50,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255864339] [2024-11-16 13:05:50,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:05:50,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:05:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:05:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:05:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:05:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:05:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:05:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:05:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:05:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:05:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:05:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:05:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:05:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:05:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:05:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:05:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:05:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:05:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:05:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:05:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:05:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:05:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:05:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:05:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:05:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:05:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:05:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:05:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:05:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:05:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:05:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:05:55,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:05:55,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255864339] [2024-11-16 13:05:55,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255864339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:05:55,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:05:55,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 13:05:55,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992091349] [2024-11-16 13:05:55,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:05:55,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 13:05:55,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:05:55,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 13:05:55,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2024-11-16 13:05:55,478 INFO L87 Difference]: Start difference. First operand 223 states and 330 transitions. Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:06:00,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:06:00,235 INFO L93 Difference]: Finished difference Result 287 states and 400 transitions. [2024-11-16 13:06:00,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 13:06:00,235 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2024-11-16 13:06:00,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:06:00,237 INFO L225 Difference]: With dead ends: 287 [2024-11-16 13:06:00,237 INFO L226 Difference]: Without dead ends: 284 [2024-11-16 13:06:00,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=290, Invalid=702, Unknown=0, NotChecked=0, Total=992 [2024-11-16 13:06:00,239 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 285 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:06:00,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 659 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:06:00,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-11-16 13:06:00,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 223. [2024-11-16 13:06:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 135 states have (on average 1.2) internal successors, (162), 135 states have internal predecessors, (162), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:06:00,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 330 transitions. [2024-11-16 13:06:00,259 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 330 transitions. Word has length 178 [2024-11-16 13:06:00,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:06:00,259 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 330 transitions. [2024-11-16 13:06:00,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:06:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 330 transitions. [2024-11-16 13:06:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-16 13:06:00,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:06:00,262 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:06:00,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 13:06:00,262 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:06:00,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:06:00,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1326440470, now seen corresponding path program 1 times [2024-11-16 13:06:00,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:06:00,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87256418] [2024-11-16 13:06:00,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:06:00,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:06:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:06:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:06:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:06:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:06:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:06:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:06:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:06:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:06:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:06:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:06:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:06:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:06:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:06:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:06:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:06:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:06:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:06:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:06:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:06:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:06:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:06:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:06:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:06:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:06:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:06:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:06:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:06:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:06:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:06:07,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:06:07,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87256418] [2024-11-16 13:06:07,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87256418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:06:07,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:06:07,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-16 13:06:07,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776147131] [2024-11-16 13:06:07,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:06:07,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-16 13:06:07,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:06:07,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-16 13:06:07,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2024-11-16 13:06:07,857 INFO L87 Difference]: Start difference. First operand 223 states and 330 transitions. Second operand has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 18 states have internal predecessors, (42), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-16 13:06:13,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:06:13,733 INFO L93 Difference]: Finished difference Result 297 states and 412 transitions. [2024-11-16 13:06:13,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-16 13:06:13,734 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 18 states have internal predecessors, (42), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 179 [2024-11-16 13:06:13,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:06:13,736 INFO L225 Difference]: With dead ends: 297 [2024-11-16 13:06:13,736 INFO L226 Difference]: Without dead ends: 294 [2024-11-16 13:06:13,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=315, Invalid=875, Unknown=0, NotChecked=0, Total=1190 [2024-11-16 13:06:13,738 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 248 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 729 SdHoareTripleChecker+Invalid, 601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:06:13,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 729 Invalid, 601 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-16 13:06:13,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-11-16 13:06:13,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 227. [2024-11-16 13:06:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 139 states have (on average 1.2014388489208634) internal successors, (167), 139 states have internal predecessors, (167), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:06:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 335 transitions. [2024-11-16 13:06:13,758 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 335 transitions. Word has length 179 [2024-11-16 13:06:13,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:06:13,758 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 335 transitions. [2024-11-16 13:06:13,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 18 states have internal predecessors, (42), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-16 13:06:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 335 transitions. [2024-11-16 13:06:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-16 13:06:13,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:06:13,760 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:06:13,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 13:06:13,761 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:06:13,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:06:13,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1129926965, now seen corresponding path program 1 times [2024-11-16 13:06:13,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:06:13,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844496201] [2024-11-16 13:06:13,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:06:13,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:06:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:06:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:06:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:06:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:06:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:06:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:06:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:06:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:06:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:06:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:06:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:06:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:06:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:06:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:06:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:06:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:06:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:06:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:06:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:06:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:06:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:06:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:06:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:06:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:06:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:06:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:06:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:06:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:06:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:06:21,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:06:21,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844496201] [2024-11-16 13:06:21,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844496201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:06:21,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:06:21,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-16 13:06:21,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387920720] [2024-11-16 13:06:21,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:06:21,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-16 13:06:21,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:06:21,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-16 13:06:21,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2024-11-16 13:06:21,461 INFO L87 Difference]: Start difference. First operand 227 states and 335 transitions. Second operand has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 18 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:06:26,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:06:26,623 INFO L93 Difference]: Finished difference Result 289 states and 404 transitions. [2024-11-16 13:06:26,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-16 13:06:26,624 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 18 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2024-11-16 13:06:26,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:06:26,626 INFO L225 Difference]: With dead ends: 289 [2024-11-16 13:06:26,626 INFO L226 Difference]: Without dead ends: 286 [2024-11-16 13:06:26,627 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=352, Invalid=838, Unknown=0, NotChecked=0, Total=1190 [2024-11-16 13:06:26,627 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 212 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:06:26,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 640 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 13:06:26,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2024-11-16 13:06:26,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 224. [2024-11-16 13:06:26,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 136 states have (on average 1.1985294117647058) internal successors, (163), 136 states have internal predecessors, (163), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:06:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 331 transitions. [2024-11-16 13:06:26,644 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 331 transitions. Word has length 179 [2024-11-16 13:06:26,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:06:26,644 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 331 transitions. [2024-11-16 13:06:26,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 18 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:06:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 331 transitions. [2024-11-16 13:06:26,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-16 13:06:26,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:06:26,646 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:06:26,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 13:06:26,646 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:06:26,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:06:26,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1785880690, now seen corresponding path program 1 times [2024-11-16 13:06:26,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:06:26,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980796308] [2024-11-16 13:06:26,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:06:26,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:06:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:06:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:06:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:06:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:06:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:06:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:06:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:06:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:06:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:06:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:06:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:06:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:06:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:06:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:06:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:06:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:06:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:06:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:06:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:06:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:06:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:06:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:06:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:06:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:06:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:06:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:06:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:06:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:06:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:06:29,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-16 13:06:29,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:06:29,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980796308] [2024-11-16 13:06:29,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980796308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:06:29,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:06:29,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 13:06:29,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165627695] [2024-11-16 13:06:29,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:06:29,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 13:06:29,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:06:29,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 13:06:29,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-16 13:06:29,686 INFO L87 Difference]: Start difference. First operand 224 states and 331 transitions. Second operand has 16 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:06:30,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:06:30,660 INFO L93 Difference]: Finished difference Result 275 states and 387 transitions. [2024-11-16 13:06:30,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 13:06:30,661 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2024-11-16 13:06:30,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:06:30,663 INFO L225 Difference]: With dead ends: 275 [2024-11-16 13:06:30,663 INFO L226 Difference]: Without dead ends: 272 [2024-11-16 13:06:30,664 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2024-11-16 13:06:30,664 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 265 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 13:06:30,665 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 674 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 510 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 13:06:30,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-11-16 13:06:30,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 221. [2024-11-16 13:06:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 133 states have (on average 1.1954887218045114) internal successors, (159), 133 states have internal predecessors, (159), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:06:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 327 transitions. [2024-11-16 13:06:30,679 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 327 transitions. Word has length 179 [2024-11-16 13:06:30,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:06:30,680 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 327 transitions. [2024-11-16 13:06:30,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-16 13:06:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 327 transitions. [2024-11-16 13:06:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-16 13:06:30,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:06:30,681 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:06:30,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 13:06:30,682 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:06:30,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:06:30,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1493654737, now seen corresponding path program 1 times [2024-11-16 13:06:30,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:06:30,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852017183] [2024-11-16 13:06:30,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:06:30,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:06:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat