./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.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 ad2fb0f87fb0b281072794eb7cd46dfb553a056ca9f2e2f18210a48553fd4c11 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 06:15:34,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 06:15:34,334 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 06:15:34,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 06:15:34,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 06:15:34,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 06:15:34,399 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 06:15:34,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 06:15:34,400 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 06:15:34,402 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 06:15:34,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 06:15:34,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 06:15:34,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 06:15:34,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 06:15:34,407 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 06:15:34,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 06:15:34,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 06:15:34,408 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 06:15:34,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 06:15:34,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 06:15:34,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 06:15:34,410 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 06:15:34,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 06:15:34,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 06:15:34,411 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 06:15:34,411 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 06:15:34,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 06:15:34,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 06:15:34,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 06:15:34,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 06:15:34,413 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 06:15:34,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 06:15:34,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:15:34,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 06:15:34,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 06:15:34,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 06:15:34,416 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 06:15:34,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 06:15:34,416 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 06:15:34,417 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 06:15:34,417 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 06:15:34,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 06:15:34,418 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2fb0f87fb0b281072794eb7cd46dfb553a056ca9f2e2f18210a48553fd4c11 [2024-10-24 06:15:34,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 06:15:34,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 06:15:34,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 06:15:34,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 06:15:34,767 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 06:15:34,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-10-24 06:15:36,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 06:15:36,628 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 06:15:36,628 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-10-24 06:15:36,645 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/599c7436f/0c400af84e044349a0bedd303dfeddc1/FLAG91708dd5f [2024-10-24 06:15:36,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/599c7436f/0c400af84e044349a0bedd303dfeddc1 [2024-10-24 06:15:36,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 06:15:36,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 06:15:36,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 06:15:36,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 06:15:36,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 06:15:36,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:15:36" (1/1) ... [2024-10-24 06:15:36,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272f9a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:36, skipping insertion in model container [2024-10-24 06:15:36,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:15:36" (1/1) ... [2024-10-24 06:15:36,728 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 06:15:36,933 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i[916,929] [2024-10-24 06:15:37,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:15:37,130 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 06:15:37,144 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i[916,929] [2024-10-24 06:15:37,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:15:37,235 INFO L204 MainTranslator]: Completed translation [2024-10-24 06:15:37,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37 WrapperNode [2024-10-24 06:15:37,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 06:15:37,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 06:15:37,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 06:15:37,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 06:15:37,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,341 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 488 [2024-10-24 06:15:37,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 06:15:37,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 06:15:37,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 06:15:37,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 06:15:37,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,374 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,419 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 06:15:37,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 06:15:37,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 06:15:37,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 06:15:37,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 06:15:37,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (1/1) ... [2024-10-24 06:15:37,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:15:37,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:15:37,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 06:15:37,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 06:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 06:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 06:15:37,601 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 06:15:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 06:15:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 06:15:37,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 06:15:37,739 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 06:15:37,741 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 06:15:38,740 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-10-24 06:15:38,741 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 06:15:38,802 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 06:15:38,802 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 06:15:38,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:15:38 BoogieIcfgContainer [2024-10-24 06:15:38,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 06:15:38,807 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 06:15:38,808 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 06:15:38,811 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 06:15:38,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 06:15:36" (1/3) ... [2024-10-24 06:15:38,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70e23bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:15:38, skipping insertion in model container [2024-10-24 06:15:38,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:15:37" (2/3) ... [2024-10-24 06:15:38,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70e23bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:15:38, skipping insertion in model container [2024-10-24 06:15:38,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:15:38" (3/3) ... [2024-10-24 06:15:38,815 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-10-24 06:15:38,837 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 06:15:38,838 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 06:15:38,933 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 06:15:38,941 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;@6054f7e2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 06:15:38,942 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 06:15:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 206 states, 136 states have (on average 1.5661764705882353) internal successors, (213), 137 states have internal predecessors, (213), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-24 06:15:38,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-24 06:15:38,980 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:15:38,982 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:15:38,983 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:15:38,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:15:38,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1354697202, now seen corresponding path program 1 times [2024-10-24 06:15:38,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:15:38,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025106839] [2024-10-24 06:15:38,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:15:39,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:15:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:15:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:15:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:15:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:15:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:15:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:15:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:15:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:15:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:15:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:15:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:15:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:15:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:15:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:15:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:15:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:15:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:15:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:15:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:15:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:15:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:15:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:15:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:15:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:15:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:15:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:15:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:15:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:15:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:15:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:15:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:15:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:15:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:15:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:15:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:15:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:15:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:15:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:15:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:15:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:15:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:15:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:15:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:15:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:15:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:15:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:15:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:15:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:15:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:15:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:15:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:15:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:39,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:15:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:15:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:15:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:15:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:15:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:15:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:15:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:15:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:15:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:15:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:15:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:15:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:15:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:15:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:15:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:15:40,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:15:40,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:15:40,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025106839] [2024-10-24 06:15:40,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025106839] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:15:40,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:15:40,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 06:15:40,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726945308] [2024-10-24 06:15:40,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:15:40,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 06:15:40,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:15:40,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 06:15:40,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:15:40,205 INFO L87 Difference]: Start difference. First operand has 206 states, 136 states have (on average 1.5661764705882353) internal successors, (213), 137 states have internal predecessors, (213), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-10-24 06:15:40,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:15:40,299 INFO L93 Difference]: Finished difference Result 409 states and 759 transitions. [2024-10-24 06:15:40,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 06:15:40,304 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 424 [2024-10-24 06:15:40,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:15:40,319 INFO L225 Difference]: With dead ends: 409 [2024-10-24 06:15:40,319 INFO L226 Difference]: Without dead ends: 204 [2024-10-24 06:15:40,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:15:40,330 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:15:40,331 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 339 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:15:40,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-10-24 06:15:40,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2024-10-24 06:15:40,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 135 states have (on average 1.5407407407407407) internal successors, (208), 135 states have internal predecessors, (208), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-24 06:15:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 342 transitions. [2024-10-24 06:15:40,426 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 342 transitions. Word has length 424 [2024-10-24 06:15:40,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:15:40,427 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 342 transitions. [2024-10-24 06:15:40,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-10-24 06:15:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 342 transitions. [2024-10-24 06:15:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-24 06:15:40,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:15:40,447 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:15:40,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 06:15:40,448 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:15:40,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:15:40,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1259936444, now seen corresponding path program 1 times [2024-10-24 06:15:40,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:15:40,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040626639] [2024-10-24 06:15:40,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:15:40,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:15:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:15:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:15:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:15:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:15:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:15:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:15:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:15:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:15:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:15:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:15:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:15:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:15:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:15:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:15:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:15:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:15:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:15:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:15:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:15:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:15:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:15:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:15:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:15:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:15:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:15:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:15:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:15:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:15:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:15:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:15:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:15:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:15:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:15:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:15:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:15:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:15:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:15:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:15:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:15:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:15:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:15:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:40,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:15:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:15:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:15:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:15:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:15:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:15:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:15:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:15:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:15:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:15:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:15:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:15:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:15:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:15:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:15:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:15:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:15:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:15:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:15:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:15:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:15:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:15:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:15:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:15:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:15:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:15:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:15:41,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:15:41,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040626639] [2024-10-24 06:15:41,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040626639] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:15:41,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:15:41,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:15:41,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397681265] [2024-10-24 06:15:41,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:15:41,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:15:41,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:15:41,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:15:41,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:15:41,164 INFO L87 Difference]: Start difference. First operand 204 states and 342 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:15:41,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:15:41,270 INFO L93 Difference]: Finished difference Result 523 states and 881 transitions. [2024-10-24 06:15:41,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:15:41,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 424 [2024-10-24 06:15:41,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:15:41,280 INFO L225 Difference]: With dead ends: 523 [2024-10-24 06:15:41,280 INFO L226 Difference]: Without dead ends: 320 [2024-10-24 06:15:41,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:15:41,287 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 199 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:15:41,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 757 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 06:15:41,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-10-24 06:15:41,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 317. [2024-10-24 06:15:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 231 states have (on average 1.5974025974025974) internal successors, (369), 232 states have internal predecessors, (369), 83 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-10-24 06:15:41,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 535 transitions. [2024-10-24 06:15:41,348 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 535 transitions. Word has length 424 [2024-10-24 06:15:41,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:15:41,352 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 535 transitions. [2024-10-24 06:15:41,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:15:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 535 transitions. [2024-10-24 06:15:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-24 06:15:41,361 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:15:41,361 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:15:41,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 06:15:41,362 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:15:41,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:15:41,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1095868806, now seen corresponding path program 1 times [2024-10-24 06:15:41,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:15:41,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293250484] [2024-10-24 06:15:41,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:15:41,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:15:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:15:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:15:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:15:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:15:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:15:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:15:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:15:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:15:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:15:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:15:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:15:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:15:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:15:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:15:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:15:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:15:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:15:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:15:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:15:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:15:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:15:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:15:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:15:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:15:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:15:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:15:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:15:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:15:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:15:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:15:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:15:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:15:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:15:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:15:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:15:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:15:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:15:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:15:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:15:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:15:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:15:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:15:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:15:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:15:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:15:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:15:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:15:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:15:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:15:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:15:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:15:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:15:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:15:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:15:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:15:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:15:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:15:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:15:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:15:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:15:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:15:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:15:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:15:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:15:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:15:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:15:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:15:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:41,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:15:41,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:15:41,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293250484] [2024-10-24 06:15:41,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293250484] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:15:41,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:15:41,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:15:41,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788847347] [2024-10-24 06:15:41,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:15:41,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:15:41,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:15:41,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:15:41,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:15:41,920 INFO L87 Difference]: Start difference. First operand 317 states and 535 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:15:42,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:15:42,002 INFO L93 Difference]: Finished difference Result 640 states and 1074 transitions. [2024-10-24 06:15:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:15:42,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 424 [2024-10-24 06:15:42,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:15:42,007 INFO L225 Difference]: With dead ends: 640 [2024-10-24 06:15:42,007 INFO L226 Difference]: Without dead ends: 324 [2024-10-24 06:15:42,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:15:42,010 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 165 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:15:42,010 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 705 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:15:42,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-10-24 06:15:42,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 254. [2024-10-24 06:15:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 184 states have (on average 1.5706521739130435) internal successors, (289), 184 states have internal predecessors, (289), 67 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-24 06:15:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 423 transitions. [2024-10-24 06:15:42,038 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 423 transitions. Word has length 424 [2024-10-24 06:15:42,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:15:42,040 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 423 transitions. [2024-10-24 06:15:42,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:15:42,040 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 423 transitions. [2024-10-24 06:15:42,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-24 06:15:42,047 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:15:42,047 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:15:42,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 06:15:42,048 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:15:42,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:15:42,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1510154748, now seen corresponding path program 1 times [2024-10-24 06:15:42,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:15:42,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116724039] [2024-10-24 06:15:42,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:15:42,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:15:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:15:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:15:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:15:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:15:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:15:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:15:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:15:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:15:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:15:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:15:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:15:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:15:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:15:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:15:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:15:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:15:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:15:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:15:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:15:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:15:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:15:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:15:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:15:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:15:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:15:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:15:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:15:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:15:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:15:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:15:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:15:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:15:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:15:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:15:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:15:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:15:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:15:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:15:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:15:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:15:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:15:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:15:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:15:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:15:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:15:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:15:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:15:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:15:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:15:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:15:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:15:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:15:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:15:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:15:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:15:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:15:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:15:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:15:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:15:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:15:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:15:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:15:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:15:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:15:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:15:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:15:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:15:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:15:42,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:15:42,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116724039] [2024-10-24 06:15:42,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116724039] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:15:42,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:15:42,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:15:42,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413174894] [2024-10-24 06:15:42,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:15:42,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:15:42,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:15:42,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:15:42,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:15:42,440 INFO L87 Difference]: Start difference. First operand 254 states and 423 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:15:42,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:15:42,511 INFO L93 Difference]: Finished difference Result 757 states and 1261 transitions. [2024-10-24 06:15:42,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:15:42,512 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 424 [2024-10-24 06:15:42,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:15:42,521 INFO L225 Difference]: With dead ends: 757 [2024-10-24 06:15:42,521 INFO L226 Difference]: Without dead ends: 504 [2024-10-24 06:15:42,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:15:42,526 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 331 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:15:42,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 670 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:15:42,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-10-24 06:15:42,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 502. [2024-10-24 06:15:42,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 363 states have (on average 1.56198347107438) internal successors, (567), 363 states have internal predecessors, (567), 134 states have call successors, (134), 4 states have call predecessors, (134), 4 states have return successors, (134), 134 states have call predecessors, (134), 134 states have call successors, (134) [2024-10-24 06:15:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 835 transitions. [2024-10-24 06:15:42,584 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 835 transitions. Word has length 424 [2024-10-24 06:15:42,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:15:42,587 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 835 transitions. [2024-10-24 06:15:42,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:15:42,588 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 835 transitions. [2024-10-24 06:15:42,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-24 06:15:42,595 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:15:42,595 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:15:42,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 06:15:42,598 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:15:42,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:15:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash -447682568, now seen corresponding path program 1 times [2024-10-24 06:15:42,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:15:42,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570752272] [2024-10-24 06:15:42,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:15:42,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:15:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:15:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:15:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:15:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:15:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:15:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:15:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:15:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:15:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:15:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:15:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:15:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:15:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:15:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:15:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:15:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:15:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:15:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:15:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:15:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:15:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:15:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:15:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:15:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:15:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:15:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:15:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:15:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:15:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:15:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:15:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:15:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:15:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:15:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:15:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:15:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:15:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:15:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:15:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:15:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:15:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:15:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:15:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:15:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:15:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:15:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:15:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:15:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:15:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:15:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:15:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:15:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:15:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:15:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:15:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:15:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:15:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:15:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:15:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:15:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:15:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:15:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:15:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:15:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:15:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:15:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:15:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:15:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:15:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:15:59,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:15:59,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570752272] [2024-10-24 06:15:59,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570752272] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:15:59,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:15:59,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 06:15:59,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080535480] [2024-10-24 06:15:59,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:15:59,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 06:15:59,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:15:59,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 06:15:59,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:15:59,888 INFO L87 Difference]: Start difference. First operand 502 states and 835 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:00,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:16:00,411 INFO L93 Difference]: Finished difference Result 1116 states and 1826 transitions. [2024-10-24 06:16:00,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:16:00,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-24 06:16:00,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:16:00,420 INFO L225 Difference]: With dead ends: 1116 [2024-10-24 06:16:00,421 INFO L226 Difference]: Without dead ends: 615 [2024-10-24 06:16:00,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:16:00,424 INFO L432 NwaCegarLoop]: 375 mSDtfsCounter, 78 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 726 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 06:16:00,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 726 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 06:16:00,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-10-24 06:16:00,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 568. [2024-10-24 06:16:00,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 411 states have (on average 1.532846715328467) internal successors, (630), 413 states have internal predecessors, (630), 150 states have call successors, (150), 6 states have call predecessors, (150), 6 states have return successors, (150), 148 states have call predecessors, (150), 150 states have call successors, (150) [2024-10-24 06:16:00,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 930 transitions. [2024-10-24 06:16:00,506 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 930 transitions. Word has length 425 [2024-10-24 06:16:00,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:16:00,507 INFO L471 AbstractCegarLoop]: Abstraction has 568 states and 930 transitions. [2024-10-24 06:16:00,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:00,508 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 930 transitions. [2024-10-24 06:16:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-24 06:16:00,514 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:16:00,515 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:16:00,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 06:16:00,515 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:16:00,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:16:00,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1327324794, now seen corresponding path program 1 times [2024-10-24 06:16:00,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:16:00,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803789603] [2024-10-24 06:16:00,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:16:00,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:16:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:16:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:16:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:16:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:16:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:16:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:16:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:16:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:16:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:16:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:16:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:16:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:16:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:16:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:16:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:16:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:16:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:16:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:16:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:16:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:16:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:16:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:16:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:16:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:16:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:16:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:16:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:16:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:16:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:16:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:16:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:16:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:16:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:16:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:16:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:16:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:16:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:16:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:16:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:16:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:16:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:16:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:16:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:16:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:16:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:16:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:16:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:16:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:16:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:16:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:16:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:16:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:16:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:16:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:16:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:16:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:16:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:16:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:16:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:16:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:16:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:16:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:16:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:16:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:16:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:16:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:16:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:16:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:16:03,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:16:03,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803789603] [2024-10-24 06:16:03,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803789603] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:16:03,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:16:03,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 06:16:03,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133699548] [2024-10-24 06:16:03,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:16:03,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 06:16:03,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:16:03,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 06:16:03,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:16:03,423 INFO L87 Difference]: Start difference. First operand 568 states and 930 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:03,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:16:03,790 INFO L93 Difference]: Finished difference Result 1182 states and 1920 transitions. [2024-10-24 06:16:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:16:03,791 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-24 06:16:03,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:16:03,797 INFO L225 Difference]: With dead ends: 1182 [2024-10-24 06:16:03,797 INFO L226 Difference]: Without dead ends: 615 [2024-10-24 06:16:03,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:16:03,802 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 74 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 06:16:03,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1036 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 06:16:03,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-10-24 06:16:03,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 563. [2024-10-24 06:16:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 406 states have (on average 1.5344827586206897) internal successors, (623), 408 states have internal predecessors, (623), 150 states have call successors, (150), 6 states have call predecessors, (150), 6 states have return successors, (150), 148 states have call predecessors, (150), 150 states have call successors, (150) [2024-10-24 06:16:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 923 transitions. [2024-10-24 06:16:03,877 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 923 transitions. Word has length 425 [2024-10-24 06:16:03,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:16:03,878 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 923 transitions. [2024-10-24 06:16:03,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 923 transitions. [2024-10-24 06:16:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-24 06:16:03,885 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:16:03,885 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:16:03,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 06:16:03,886 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:16:03,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:16:03,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1776774672, now seen corresponding path program 1 times [2024-10-24 06:16:03,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:16:03,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706422682] [2024-10-24 06:16:03,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:16:03,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:16:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:16:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:16:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:16:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:16:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:16:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:16:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:16:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:16:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:16:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:16:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:16:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:16:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:16:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:16:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:16:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:16:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:16:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:16:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:16:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:16:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:16:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:16:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:16:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:16:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:16:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:16:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:16:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:16:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:16:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:16:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:16:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:16:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:16:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:16:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:16:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:16:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:16:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:16:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:16:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:16:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:16:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:16:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:16:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:16:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:16:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:16:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:16:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:16:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:16:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:16:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:16:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:16:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:16:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:16:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:16:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:16:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:16:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:16:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:16:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:16:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:16:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:16:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:16:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:16:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:16:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:16:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:16:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:16:04,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:16:04,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706422682] [2024-10-24 06:16:04,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706422682] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:16:04,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:16:04,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:16:04,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863290710] [2024-10-24 06:16:04,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:16:04,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:16:04,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:16:04,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:16:04,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:16:04,690 INFO L87 Difference]: Start difference. First operand 563 states and 923 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:05,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:16:05,104 INFO L93 Difference]: Finished difference Result 2111 states and 3453 transitions. [2024-10-24 06:16:05,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:16:05,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-24 06:16:05,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:16:05,118 INFO L225 Difference]: With dead ends: 2111 [2024-10-24 06:16:05,118 INFO L226 Difference]: Without dead ends: 1549 [2024-10-24 06:16:05,122 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:16:05,123 INFO L432 NwaCegarLoop]: 551 mSDtfsCounter, 549 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 06:16:05,123 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [549 Valid, 1227 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 06:16:05,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2024-10-24 06:16:05,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1543. [2024-10-24 06:16:05,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1543 states, 1114 states have (on average 1.5287253141831239) internal successors, (1703), 1122 states have internal predecessors, (1703), 410 states have call successors, (410), 18 states have call predecessors, (410), 18 states have return successors, (410), 402 states have call predecessors, (410), 410 states have call successors, (410) [2024-10-24 06:16:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 2523 transitions. [2024-10-24 06:16:05,328 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 2523 transitions. Word has length 425 [2024-10-24 06:16:05,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:16:05,330 INFO L471 AbstractCegarLoop]: Abstraction has 1543 states and 2523 transitions. [2024-10-24 06:16:05,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:05,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2523 transitions. [2024-10-24 06:16:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-24 06:16:05,334 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:16:05,334 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:16:05,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 06:16:05,335 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:16:05,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:16:05,335 INFO L85 PathProgramCache]: Analyzing trace with hash 929844722, now seen corresponding path program 1 times [2024-10-24 06:16:05,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:16:05,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101311400] [2024-10-24 06:16:05,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:16:05,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:16:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:16:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:16:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:16:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:16:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:16:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:16:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:16:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:16:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:16:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:16:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:16:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:16:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:16:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:16:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:16:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:16:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:16:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:16:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:16:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:16:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:16:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:16:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:16:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:16:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:16:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:16:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:16:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:16:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:16:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:16:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:16:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:16:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:16:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:16:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:16:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:16:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:16:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:16:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:16:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:16:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:16:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:16:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:16:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:16:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:16:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:16:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:16:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:16:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:16:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:16:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:16:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:16:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:16:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:16:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:16:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:16:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:16:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:16:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:16:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:16:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:16:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:16:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:16:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:16:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:16:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:16:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:16:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:07,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:16:07,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:16:07,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101311400] [2024-10-24 06:16:07,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101311400] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:16:07,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:16:07,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 06:16:07,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70931613] [2024-10-24 06:16:07,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:16:07,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 06:16:07,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:16:07,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 06:16:07,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 06:16:07,735 INFO L87 Difference]: Start difference. First operand 1543 states and 2523 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:09,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:16:09,973 INFO L93 Difference]: Finished difference Result 6081 states and 9851 transitions. [2024-10-24 06:16:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 06:16:09,974 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-24 06:16:09,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:16:10,006 INFO L225 Difference]: With dead ends: 6081 [2024-10-24 06:16:10,006 INFO L226 Difference]: Without dead ends: 4539 [2024-10-24 06:16:10,016 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 06:16:10,017 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 1000 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1000 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:16:10,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1000 Valid, 1718 Invalid, 812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-24 06:16:10,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4539 states. [2024-10-24 06:16:10,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4539 to 3063. [2024-10-24 06:16:10,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3063 states, 2424 states have (on average 1.5932343234323432) internal successors, (3862), 2444 states have internal predecessors, (3862), 602 states have call successors, (602), 36 states have call predecessors, (602), 36 states have return successors, (602), 582 states have call predecessors, (602), 602 states have call successors, (602) [2024-10-24 06:16:10,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 3063 states and 5066 transitions. [2024-10-24 06:16:10,490 INFO L78 Accepts]: Start accepts. Automaton has 3063 states and 5066 transitions. Word has length 425 [2024-10-24 06:16:10,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:16:10,491 INFO L471 AbstractCegarLoop]: Abstraction has 3063 states and 5066 transitions. [2024-10-24 06:16:10,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 5066 transitions. [2024-10-24 06:16:10,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-24 06:16:10,496 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:16:10,496 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:16:10,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 06:16:10,497 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:16:10,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:16:10,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1148699440, now seen corresponding path program 1 times [2024-10-24 06:16:10,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:16:10,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572547719] [2024-10-24 06:16:10,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:16:10,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:16:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:16:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:16:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:16:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:16:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:16:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:16:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:16:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:11,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:16:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:16:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:16:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:16:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:16:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:16:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:16:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:16:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:16:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:16:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:16:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:16:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 06:16:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:16:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:16:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:16:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:16:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:16:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:16:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:16:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 06:16:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 06:16:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 06:16:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 06:16:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 06:16:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 06:16:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 06:16:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 06:16:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:16:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:16:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-24 06:16:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:16:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 06:16:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:16:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 06:16:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:16:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:16:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:16:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:16:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:16:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:16:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:16:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 06:16:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-24 06:16:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 06:16:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 06:16:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 06:16:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 06:16:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 06:16:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 06:16:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-24 06:16:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-24 06:16:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 06:16:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-24 06:16:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-24 06:16:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-24 06:16:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-24 06:16:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-24 06:16:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-24 06:16:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-24 06:16:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:16:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-24 06:16:12,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:16:12,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572547719] [2024-10-24 06:16:12,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572547719] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:16:12,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:16:12,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:16:12,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741527648] [2024-10-24 06:16:12,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:16:12,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:16:12,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:16:12,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:16:12,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:16:12,132 INFO L87 Difference]: Start difference. First operand 3063 states and 5066 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:13,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:16:13,621 INFO L93 Difference]: Finished difference Result 8491 states and 13942 transitions. [2024-10-24 06:16:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:16:13,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-24 06:16:13,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:16:13,660 INFO L225 Difference]: With dead ends: 8491 [2024-10-24 06:16:13,660 INFO L226 Difference]: Without dead ends: 5429 [2024-10-24 06:16:13,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:16:13,674 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 385 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-24 06:16:13,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 1150 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-24 06:16:13,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5429 states. [2024-10-24 06:16:14,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5429 to 5159. [2024-10-24 06:16:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5159 states, 3876 states have (on average 1.5376676986584108) internal successors, (5960), 3920 states have internal predecessors, (5960), 1204 states have call successors, (1204), 78 states have call predecessors, (1204), 78 states have return successors, (1204), 1160 states have call predecessors, (1204), 1204 states have call successors, (1204) [2024-10-24 06:16:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5159 states to 5159 states and 8368 transitions. [2024-10-24 06:16:14,613 INFO L78 Accepts]: Start accepts. Automaton has 5159 states and 8368 transitions. Word has length 425 [2024-10-24 06:16:14,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:16:14,614 INFO L471 AbstractCegarLoop]: Abstraction has 5159 states and 8368 transitions. [2024-10-24 06:16:14,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-24 06:16:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 5159 states and 8368 transitions. [2024-10-24 06:16:14,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-24 06:16:14,621 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:16:14,622 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:16:14,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 06:16:14,622 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:16:14,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:16:14,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1441894540, now seen corresponding path program 1 times [2024-10-24 06:16:14,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:16:14,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317447107] [2024-10-24 06:16:14,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:16:14,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:16:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat