./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-24.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-24.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 a447f087b1de1452c1a82dd1334821358e5d20465f567fac5c243675b3078f8f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 06:13:08,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 06:13:09,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 06:13:09,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 06:13:09,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 06:13:09,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 06:13:09,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 06:13:09,042 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 06:13:09,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 06:13:09,044 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 06:13:09,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 06:13:09,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 06:13:09,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 06:13:09,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 06:13:09,047 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 06:13:09,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 06:13:09,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 06:13:09,048 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 06:13:09,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 06:13:09,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 06:13:09,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 06:13:09,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 06:13:09,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 06:13:09,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 06:13:09,051 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 06:13:09,051 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 06:13:09,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 06:13:09,052 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 06:13:09,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 06:13:09,052 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 06:13:09,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 06:13:09,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 06:13:09,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:13:09,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 06:13:09,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 06:13:09,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 06:13:09,055 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 06:13:09,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 06:13:09,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 06:13:09,056 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 06:13:09,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 06:13:09,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 06:13:09,057 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a447f087b1de1452c1a82dd1334821358e5d20465f567fac5c243675b3078f8f [2024-10-24 06:13:09,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 06:13:09,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 06:13:09,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 06:13:09,360 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 06:13:09,361 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 06:13:09,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i [2024-10-24 06:13:10,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 06:13:11,147 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 06:13:11,148 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i [2024-10-24 06:13:11,169 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d7a16d60/1f28b1d5a4534ec0b880f36e0d67a5e6/FLAG88a5fb2e1 [2024-10-24 06:13:11,186 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d7a16d60/1f28b1d5a4534ec0b880f36e0d67a5e6 [2024-10-24 06:13:11,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 06:13:11,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 06:13:11,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 06:13:11,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 06:13:11,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 06:13:11,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d37eef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11, skipping insertion in model container [2024-10-24 06:13:11,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,247 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 06:13:11,418 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-24.i[916,929] [2024-10-24 06:13:11,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:13:11,587 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 06:13:11,598 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-24.i[916,929] [2024-10-24 06:13:11,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:13:11,701 INFO L204 MainTranslator]: Completed translation [2024-10-24 06:13:11,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11 WrapperNode [2024-10-24 06:13:11,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 06:13:11,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 06:13:11,704 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 06:13:11,704 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 06:13:11,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,789 INFO L138 Inliner]: procedures = 26, calls = 98, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 608 [2024-10-24 06:13:11,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 06:13:11,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 06:13:11,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 06:13:11,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 06:13:11,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,809 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,850 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 06:13:11,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 06:13:11,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 06:13:11,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 06:13:11,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 06:13:11,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (1/1) ... [2024-10-24 06:13:11,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:13:11,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:13:11,949 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 06:13:11,953 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 06:13:12,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 06:13:12,004 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 06:13:12,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 06:13:12,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 06:13:12,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 06:13:12,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 06:13:12,133 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 06:13:12,135 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 06:13:13,159 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-10-24 06:13:13,160 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 06:13:13,213 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 06:13:13,214 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 06:13:13,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:13:13 BoogieIcfgContainer [2024-10-24 06:13:13,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 06:13:13,217 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 06:13:13,217 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 06:13:13,223 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 06:13:13,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 06:13:11" (1/3) ... [2024-10-24 06:13:13,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21bc78bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:13:13, skipping insertion in model container [2024-10-24 06:13:13,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:11" (2/3) ... [2024-10-24 06:13:13,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21bc78bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:13:13, skipping insertion in model container [2024-10-24 06:13:13,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:13:13" (3/3) ... [2024-10-24 06:13:13,226 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-24.i [2024-10-24 06:13:13,243 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 06:13:13,244 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 06:13:13,325 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 06:13:13,332 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;@1159abed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 06:13:13,332 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 06:13:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 250 states, 162 states have (on average 1.5308641975308641) internal successors, (248), 163 states have internal predecessors, (248), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2024-10-24 06:13:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-24 06:13:13,374 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:13,376 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:13,376 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:13,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:13,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1111498645, now seen corresponding path program 1 times [2024-10-24 06:13:13,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:13,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016805489] [2024-10-24 06:13:13,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:13,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:14,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:14,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016805489] [2024-10-24 06:13:14,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016805489] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:14,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:14,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 06:13:14,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381595418] [2024-10-24 06:13:14,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:14,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 06:13:14,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:14,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 06:13:14,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:13:14,605 INFO L87 Difference]: Start difference. First operand has 250 states, 162 states have (on average 1.5308641975308641) internal successors, (248), 163 states have internal predecessors, (248), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) Second operand has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2024-10-24 06:13:14,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:14,704 INFO L93 Difference]: Finished difference Result 497 states and 919 transitions. [2024-10-24 06:13:14,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 06:13:14,707 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) Word has length 527 [2024-10-24 06:13:14,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:14,720 INFO L225 Difference]: With dead ends: 497 [2024-10-24 06:13:14,721 INFO L226 Difference]: Without dead ends: 248 [2024-10-24 06:13:14,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 257 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 06:13:14,734 INFO L432 NwaCegarLoop]: 407 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, 407 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 06:13:14,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:14,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-10-24 06:13:14,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2024-10-24 06:13:14,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 161 states have (on average 1.4906832298136645) internal successors, (240), 161 states have internal predecessors, (240), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2024-10-24 06:13:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 410 transitions. [2024-10-24 06:13:14,859 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 410 transitions. Word has length 527 [2024-10-24 06:13:14,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:14,862 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 410 transitions. [2024-10-24 06:13:14,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2024-10-24 06:13:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 410 transitions. [2024-10-24 06:13:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-24 06:13:14,881 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:14,882 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:14,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 06:13:14,882 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:14,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:14,883 INFO L85 PathProgramCache]: Analyzing trace with hash -516968329, now seen corresponding path program 1 times [2024-10-24 06:13:14,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:14,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482797168] [2024-10-24 06:13:14,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,537 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:15,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:15,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482797168] [2024-10-24 06:13:15,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482797168] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:15,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:15,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:15,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123867253] [2024-10-24 06:13:15,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:15,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:15,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:15,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:15,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:15,548 INFO L87 Difference]: Start difference. First operand 248 states and 410 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:15,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:15,615 INFO L93 Difference]: Finished difference Result 495 states and 819 transitions. [2024-10-24 06:13:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:15,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 527 [2024-10-24 06:13:15,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:15,622 INFO L225 Difference]: With dead ends: 495 [2024-10-24 06:13:15,622 INFO L226 Difference]: Without dead ends: 248 [2024-10-24 06:13:15,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 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 06:13:15,625 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 0 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:15,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 804 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:15,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-10-24 06:13:15,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2024-10-24 06:13:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 161 states have (on average 1.484472049689441) internal successors, (239), 161 states have internal predecessors, (239), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2024-10-24 06:13:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 409 transitions. [2024-10-24 06:13:15,669 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 409 transitions. Word has length 527 [2024-10-24 06:13:15,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:15,672 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 409 transitions. [2024-10-24 06:13:15,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:15,673 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 409 transitions. [2024-10-24 06:13:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-24 06:13:15,682 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:15,683 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:15,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 06:13:15,683 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:15,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:15,684 INFO L85 PathProgramCache]: Analyzing trace with hash -136036718, now seen corresponding path program 1 times [2024-10-24 06:13:15,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:15,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057134864] [2024-10-24 06:13:15,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:15,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:15,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:16,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:16,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057134864] [2024-10-24 06:13:16,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057134864] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:16,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:16,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:16,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593654341] [2024-10-24 06:13:16,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:16,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:16,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:16,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:16,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:16,333 INFO L87 Difference]: Start difference. First operand 248 states and 409 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:16,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:16,391 INFO L93 Difference]: Finished difference Result 628 states and 1037 transitions. [2024-10-24 06:13:16,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:16,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 529 [2024-10-24 06:13:16,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:16,397 INFO L225 Difference]: With dead ends: 628 [2024-10-24 06:13:16,397 INFO L226 Difference]: Without dead ends: 381 [2024-10-24 06:13:16,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 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 06:13:16,399 INFO L432 NwaCegarLoop]: 404 mSDtfsCounter, 195 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:16,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 801 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:16,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-10-24 06:13:16,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 378. [2024-10-24 06:13:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 268 states have (on average 1.5335820895522387) internal successors, (411), 269 states have internal predecessors, (411), 107 states have call successors, (107), 2 states have call predecessors, (107), 2 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-10-24 06:13:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 625 transitions. [2024-10-24 06:13:16,451 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 625 transitions. Word has length 529 [2024-10-24 06:13:16,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:16,453 INFO L471 AbstractCegarLoop]: Abstraction has 378 states and 625 transitions. [2024-10-24 06:13:16,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:16,457 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 625 transitions. [2024-10-24 06:13:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-24 06:13:16,466 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:16,466 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:16,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 06:13:16,467 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:16,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:16,468 INFO L85 PathProgramCache]: Analyzing trace with hash 82818000, now seen corresponding path program 1 times [2024-10-24 06:13:16,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:16,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302491159] [2024-10-24 06:13:16,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:16,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:17,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:17,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302491159] [2024-10-24 06:13:17,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302491159] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:17,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:17,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:13:17,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953314162] [2024-10-24 06:13:17,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:17,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:13:17,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:17,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:13:17,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:13:17,488 INFO L87 Difference]: Start difference. First operand 378 states and 625 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:17,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:17,942 INFO L93 Difference]: Finished difference Result 1188 states and 1962 transitions. [2024-10-24 06:13:17,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:13:17,942 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 529 [2024-10-24 06:13:17,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:17,951 INFO L225 Difference]: With dead ends: 1188 [2024-10-24 06:13:17,951 INFO L226 Difference]: Without dead ends: 811 [2024-10-24 06:13:17,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:13:17,955 INFO L432 NwaCegarLoop]: 434 mSDtfsCounter, 381 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:17,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1227 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 06:13:17,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-10-24 06:13:18,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 753. [2024-10-24 06:13:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 534 states have (on average 1.5318352059925093) internal successors, (818), 536 states have internal predecessors, (818), 214 states have call successors, (214), 4 states have call predecessors, (214), 4 states have return successors, (214), 212 states have call predecessors, (214), 214 states have call successors, (214) [2024-10-24 06:13:18,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1246 transitions. [2024-10-24 06:13:18,087 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1246 transitions. Word has length 529 [2024-10-24 06:13:18,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:18,090 INFO L471 AbstractCegarLoop]: Abstraction has 753 states and 1246 transitions. [2024-10-24 06:13:18,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:18,091 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1246 transitions. [2024-10-24 06:13:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-24 06:13:18,098 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:18,099 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:18,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 06:13:18,100 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:18,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:18,100 INFO L85 PathProgramCache]: Analyzing trace with hash 2039676606, now seen corresponding path program 1 times [2024-10-24 06:13:18,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:18,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550255354] [2024-10-24 06:13:18,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:18,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:18,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:18,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550255354] [2024-10-24 06:13:18,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550255354] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:18,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:18,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 06:13:18,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299880826] [2024-10-24 06:13:18,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:18,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 06:13:18,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:18,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 06:13:18,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:13:18,809 INFO L87 Difference]: Start difference. First operand 753 states and 1246 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:19,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:19,063 INFO L93 Difference]: Finished difference Result 2041 states and 3380 transitions. [2024-10-24 06:13:19,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:13:19,064 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 530 [2024-10-24 06:13:19,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:19,076 INFO L225 Difference]: With dead ends: 2041 [2024-10-24 06:13:19,077 INFO L226 Difference]: Without dead ends: 1289 [2024-10-24 06:13:19,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:13:19,083 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 229 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 1469 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:19,083 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 1469 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 06:13:19,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states. [2024-10-24 06:13:19,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 1283. [2024-10-24 06:13:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1283 states, 980 states have (on average 1.5714285714285714) internal successors, (1540), 986 states have internal predecessors, (1540), 294 states have call successors, (294), 8 states have call predecessors, (294), 8 states have return successors, (294), 288 states have call predecessors, (294), 294 states have call successors, (294) [2024-10-24 06:13:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 2128 transitions. [2024-10-24 06:13:19,190 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 2128 transitions. Word has length 530 [2024-10-24 06:13:19,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:19,191 INFO L471 AbstractCegarLoop]: Abstraction has 1283 states and 2128 transitions. [2024-10-24 06:13:19,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:19,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2128 transitions. [2024-10-24 06:13:19,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-24 06:13:19,195 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:19,195 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:19,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 06:13:19,196 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:19,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:19,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1558596348, now seen corresponding path program 1 times [2024-10-24 06:13:19,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:19,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887196670] [2024-10-24 06:13:19,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:19,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:20,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:20,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:20,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:21,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:21,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887196670] [2024-10-24 06:13:21,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887196670] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:21,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:21,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 06:13:21,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180213478] [2024-10-24 06:13:21,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:21,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 06:13:21,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:21,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 06:13:21,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 06:13:21,747 INFO L87 Difference]: Start difference. First operand 1283 states and 2128 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:23,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:23,510 INFO L93 Difference]: Finished difference Result 5739 states and 9492 transitions. [2024-10-24 06:13:23,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:13:23,511 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 530 [2024-10-24 06:13:23,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:23,540 INFO L225 Difference]: With dead ends: 5739 [2024-10-24 06:13:23,540 INFO L226 Difference]: Without dead ends: 4457 [2024-10-24 06:13:23,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 06:13:23,548 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 1219 mSDsluCounter, 805 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:23,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1219 Valid, 1185 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [464 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-24 06:13:23,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4457 states. [2024-10-24 06:13:23,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4457 to 3613. [2024-10-24 06:13:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 2796 states have (on average 1.5736766809728182) internal successors, (4400), 2816 states have internal predecessors, (4400), 792 states have call successors, (792), 24 states have call predecessors, (792), 24 states have return successors, (792), 772 states have call predecessors, (792), 792 states have call successors, (792) [2024-10-24 06:13:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 5984 transitions. [2024-10-24 06:13:23,999 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 5984 transitions. Word has length 530 [2024-10-24 06:13:24,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:24,001 INFO L471 AbstractCegarLoop]: Abstraction has 3613 states and 5984 transitions. [2024-10-24 06:13:24,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-24 06:13:24,003 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 5984 transitions. [2024-10-24 06:13:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-24 06:13:24,008 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:24,008 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:24,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 06:13:24,009 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:24,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:24,009 INFO L85 PathProgramCache]: Analyzing trace with hash -813142914, now seen corresponding path program 1 times [2024-10-24 06:13:24,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:24,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573282897] [2024-10-24 06:13:24,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:24,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-24 06:13:25,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:25,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573282897] [2024-10-24 06:13:25,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573282897] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:25,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:25,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 06:13:25,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520826400] [2024-10-24 06:13:25,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:25,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 06:13:25,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:25,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 06:13:25,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-24 06:13:25,318 INFO L87 Difference]: Start difference. First operand 3613 states and 5984 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2024-10-24 06:13:27,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:27,737 INFO L93 Difference]: Finished difference Result 14817 states and 24601 transitions. [2024-10-24 06:13:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 06:13:27,739 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) Word has length 530 [2024-10-24 06:13:27,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:27,805 INFO L225 Difference]: With dead ends: 14817 [2024-10-24 06:13:27,805 INFO L226 Difference]: Without dead ends: 11205 [2024-10-24 06:13:27,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-10-24 06:13:27,824 INFO L432 NwaCegarLoop]: 672 mSDtfsCounter, 1369 mSDsluCounter, 1186 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 438 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 438 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:27,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1369 Valid, 1858 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [438 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-24 06:13:27,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11205 states. [2024-10-24 06:13:28,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11205 to 9737. [2024-10-24 06:13:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9737 states, 7448 states have (on average 1.5639097744360901) internal successors, (11648), 7516 states have internal predecessors, (11648), 2212 states have call successors, (2212), 76 states have call predecessors, (2212), 76 states have return successors, (2212), 2144 states have call predecessors, (2212), 2212 states have call successors, (2212) [2024-10-24 06:13:29,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 16072 transitions. [2024-10-24 06:13:29,069 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 16072 transitions. Word has length 530 [2024-10-24 06:13:29,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:29,070 INFO L471 AbstractCegarLoop]: Abstraction has 9737 states and 16072 transitions. [2024-10-24 06:13:29,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2024-10-24 06:13:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 16072 transitions. [2024-10-24 06:13:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-24 06:13:29,090 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:29,091 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:29,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 06:13:29,091 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:29,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:29,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1487679676, now seen corresponding path program 1 times [2024-10-24 06:13:29,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:29,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052921058] [2024-10-24 06:13:29,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:29,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:31,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 96 proven. 156 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-24 06:13:32,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:32,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052921058] [2024-10-24 06:13:32,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052921058] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:13:32,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765646221] [2024-10-24 06:13:32,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:32,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:13:32,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:13:32,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 06:13:32,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 06:13:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:33,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-24 06:13:33,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:13:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7950 proven. 288 refuted. 0 times theorem prover too weak. 6042 trivial. 0 not checked. [2024-10-24 06:13:35,759 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:13:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 96 proven. 156 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-24 06:13:36,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [765646221] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:13:36,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:13:36,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 7] total 24 [2024-10-24 06:13:36,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784495887] [2024-10-24 06:13:36,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:13:36,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-24 06:13:36,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:36,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-24 06:13:36,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=424, Unknown=0, NotChecked=0, Total=552 [2024-10-24 06:13:36,956 INFO L87 Difference]: Start difference. First operand 9737 states and 16072 transitions. Second operand has 24 states, 24 states have (on average 11.0) internal successors, (264), 24 states have internal predecessors, (264), 11 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 11 states have call successors, (255) [2024-10-24 06:13:43,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:43,083 INFO L93 Difference]: Finished difference Result 34430 states and 56418 transitions. [2024-10-24 06:13:43,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-24 06:13:43,083 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 11.0) internal successors, (264), 24 states have internal predecessors, (264), 11 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 11 states have call successors, (255) Word has length 530 [2024-10-24 06:13:43,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:43,225 INFO L225 Difference]: With dead ends: 34430 [2024-10-24 06:13:43,226 INFO L226 Difference]: Without dead ends: 24694 [2024-10-24 06:13:43,267 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1261 GetRequests, 1221 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=478, Invalid=1244, Unknown=0, NotChecked=0, Total=1722 [2024-10-24 06:13:43,269 INFO L432 NwaCegarLoop]: 520 mSDtfsCounter, 2632 mSDsluCounter, 5195 mSDsCounter, 0 mSdLazyCounter, 3795 mSolverCounterSat, 1317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2748 SdHoareTripleChecker+Valid, 5715 SdHoareTripleChecker+Invalid, 5112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1317 IncrementalHoareTripleChecker+Valid, 3795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:43,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2748 Valid, 5715 Invalid, 5112 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1317 Valid, 3795 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-24 06:13:43,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24694 states. [2024-10-24 06:13:44,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24694 to 13491. [2024-10-24 06:13:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13491 states, 10413 states have (on average 1.5650629021415539) internal successors, (16297), 10504 states have internal predecessors, (16297), 2948 states have call successors, (2948), 129 states have call predecessors, (2948), 129 states have return successors, (2948), 2857 states have call predecessors, (2948), 2948 states have call successors, (2948) [2024-10-24 06:13:44,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13491 states to 13491 states and 22193 transitions. [2024-10-24 06:13:44,824 INFO L78 Accepts]: Start accepts. Automaton has 13491 states and 22193 transitions. Word has length 530 [2024-10-24 06:13:44,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:44,826 INFO L471 AbstractCegarLoop]: Abstraction has 13491 states and 22193 transitions. [2024-10-24 06:13:44,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 11.0) internal successors, (264), 24 states have internal predecessors, (264), 11 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 11 states have call successors, (255) [2024-10-24 06:13:44,827 INFO L276 IsEmpty]: Start isEmpty. Operand 13491 states and 22193 transitions. [2024-10-24 06:13:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-24 06:13:44,839 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:44,839 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:44,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 06:13:45,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:13:45,041 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:45,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:45,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1494262780, now seen corresponding path program 1 times [2024-10-24 06:13:45,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:45,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010518966] [2024-10-24 06:13:45,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:45,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:13:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:13:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:13:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:13:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:13:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:13:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:13:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:13:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:13:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:13:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:13:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:13:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:13:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:13:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:13:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:13:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:13:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:13:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:13:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:13:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:13:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:13:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:13:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:13:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:13:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:13:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:13:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:13:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:13:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:13:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:13:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:13:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:13:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:13:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:13:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:13:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:13:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:13:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:13:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:13:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:13:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:13:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:13:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:13:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:13:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:13:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:13:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:13:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:13:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:13:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:13:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:13:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:13:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:13:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:13:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:13:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:13:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:13:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:13:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:13:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:13:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:13:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:13:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:13:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:13:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:13:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:13:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:13:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:13:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:13:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:13:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:13:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:13:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:13:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:13:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:13:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:13:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:13:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:13:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:13:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:46,736 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 219 proven. 279 refuted. 0 times theorem prover too weak. 13782 trivial. 0 not checked. [2024-10-24 06:13:46,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:46,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010518966] [2024-10-24 06:13:46,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010518966] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:13:46,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1588574768] [2024-10-24 06:13:46,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:46,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:13:46,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:13:46,740 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 06:13:46,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 06:13:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:47,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-24 06:13:47,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:13:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7894 proven. 279 refuted. 0 times theorem prover too weak. 6107 trivial. 0 not checked. [2024-10-24 06:13:48,402 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:13:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 120 proven. 132 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-24 06:13:49,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1588574768] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:13:49,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:13:49,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 6] total 17 [2024-10-24 06:13:49,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112593345] [2024-10-24 06:13:49,449 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:13:49,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-24 06:13:49,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:49,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-24 06:13:49,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-10-24 06:13:49,454 INFO L87 Difference]: Start difference. First operand 13491 states and 22193 transitions. Second operand has 17 states, 17 states have (on average 15.294117647058824) internal successors, (260), 17 states have internal predecessors, (260), 7 states have call successors, (220), 3 states have call predecessors, (220), 6 states have return successors, (221), 7 states have call predecessors, (221), 7 states have call successors, (221) [2024-10-24 06:13:55,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:55,972 INFO L93 Difference]: Finished difference Result 63442 states and 102535 transitions. [2024-10-24 06:13:55,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-24 06:13:55,973 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 15.294117647058824) internal successors, (260), 17 states have internal predecessors, (260), 7 states have call successors, (220), 3 states have call predecessors, (220), 6 states have return successors, (221), 7 states have call predecessors, (221), 7 states have call successors, (221) Word has length 530 [2024-10-24 06:13:55,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:56,194 INFO L225 Difference]: With dead ends: 63442 [2024-10-24 06:13:56,194 INFO L226 Difference]: Without dead ends: 50014 [2024-10-24 06:13:56,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1305 GetRequests, 1226 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2365 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1431, Invalid=5049, Unknown=0, NotChecked=0, Total=6480 [2024-10-24 06:13:56,259 INFO L432 NwaCegarLoop]: 365 mSDtfsCounter, 2873 mSDsluCounter, 2461 mSDsCounter, 0 mSdLazyCounter, 2401 mSolverCounterSat, 1529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2910 SdHoareTripleChecker+Valid, 2826 SdHoareTripleChecker+Invalid, 3930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1529 IncrementalHoareTripleChecker+Valid, 2401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:56,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2910 Valid, 2826 Invalid, 3930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1529 Valid, 2401 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-24 06:13:56,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50014 states. [2024-10-24 06:13:59,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50014 to 26157. [2024-10-24 06:13:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26157 states, 19747 states have (on average 1.5294981516179673) internal successors, (30203), 19966 states have internal predecessors, (30203), 6080 states have call successors, (6080), 329 states have call predecessors, (6080), 329 states have return successors, (6080), 5861 states have call predecessors, (6080), 6080 states have call successors, (6080) [2024-10-24 06:13:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26157 states to 26157 states and 42363 transitions. [2024-10-24 06:13:59,603 INFO L78 Accepts]: Start accepts. Automaton has 26157 states and 42363 transitions. Word has length 530 [2024-10-24 06:13:59,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:59,604 INFO L471 AbstractCegarLoop]: Abstraction has 26157 states and 42363 transitions. [2024-10-24 06:13:59,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 15.294117647058824) internal successors, (260), 17 states have internal predecessors, (260), 7 states have call successors, (220), 3 states have call predecessors, (220), 6 states have return successors, (221), 7 states have call predecessors, (221), 7 states have call successors, (221) [2024-10-24 06:13:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 26157 states and 42363 transitions. [2024-10-24 06:13:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-24 06:13:59,621 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:59,621 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:13:59,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 06:13:59,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-24 06:13:59,823 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:59,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:59,823 INFO L85 PathProgramCache]: Analyzing trace with hash -877476482, now seen corresponding path program 1 times [2024-10-24 06:13:59,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:59,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478196756] [2024-10-24 06:13:59,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:59,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 06:14:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 06:14:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 06:14:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 06:14:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 06:14:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 06:14:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 06:14:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 06:14:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 06:14:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 06:14:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 06:14:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 06:14:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 06:14:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 06:14:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 06:14:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 06:14:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:14:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 06:14:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:14:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 06:14:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 06:14:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 06:14:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 06:14:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 06:14:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 06:14:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 06:14:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 06:14:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 06:14:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 06:14:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 06:14:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 06:14:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 06:14:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:14:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 06:14:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 06:14:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 06:14:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 06:14:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 06:14:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 06:14:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 06:14:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 06:14:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 06:14:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 06:14:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 06:14:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 06:14:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 06:14:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 06:14:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 06:14:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 06:14:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 06:14:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 06:14:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 06:14:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 06:14:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 06:14:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 06:14:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 06:14:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 06:14:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 06:14:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 06:14:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 06:14:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 06:14:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 06:14:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 06:14:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:14:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:14:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-24 06:14:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 06:14:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-24 06:14:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-24 06:14:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-24 06:14:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-24 06:14:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-24 06:14:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 06:14:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-24 06:14:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-24 06:14:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-24 06:14:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-24 06:14:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-24 06:14:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 06:14:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-24 06:14:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-24 06:14:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-24 06:14:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-24 06:14:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 327 proven. 411 refuted. 0 times theorem prover too weak. 13542 trivial. 0 not checked. [2024-10-24 06:14:01,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:01,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478196756] [2024-10-24 06:14:01,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478196756] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:14:01,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224763171] [2024-10-24 06:14:01,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:01,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:14:01,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:14:01,976 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 06:14:01,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 06:14:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:02,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-24 06:14:02,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:14:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 8502 proven. 411 refuted. 0 times theorem prover too weak. 5367 trivial. 0 not checked. [2024-10-24 06:14:05,266 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:14:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 216 proven. 285 refuted. 0 times theorem prover too weak. 13779 trivial. 0 not checked. [2024-10-24 06:14:06,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224763171] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:14:06,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:14:06,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 12] total 31 [2024-10-24 06:14:06,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226457253] [2024-10-24 06:14:06,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:14:06,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-10-24 06:14:06,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:06,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-10-24 06:14:06,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2024-10-24 06:14:06,930 INFO L87 Difference]: Start difference. First operand 26157 states and 42363 transitions. Second operand has 31 states, 31 states have (on average 7.516129032258065) internal successors, (233), 31 states have internal predecessors, (233), 12 states have call successors, (189), 5 states have call predecessors, (189), 10 states have return successors, (190), 12 states have call predecessors, (190), 12 states have call successors, (190)