./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-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-65.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 31da68eea262c34083df1fad46a5753e80d18ad2f5e3cbbafbfb2efef5c55c33 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:18:19,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:18:19,176 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 08:18:19,180 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:18:19,181 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:18:19,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:18:19,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:18:19,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:18:19,202 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:18:19,202 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:18:19,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:18:19,204 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:18:19,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:18:19,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:18:19,205 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:18:19,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:18:19,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:18:19,207 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:18:19,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 08:18:19,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:18:19,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:18:19,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:18:19,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:18:19,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:18:19,212 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:18:19,212 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:18:19,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:18:19,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:18:19,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:18:19,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:18:19,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:18:19,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:18:19,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:18:19,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:18:19,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:18:19,214 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:18:19,214 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 08:18:19,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 08:18:19,214 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:18:19,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:18:19,214 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:18:19,215 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:18:19,216 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31da68eea262c34083df1fad46a5753e80d18ad2f5e3cbbafbfb2efef5c55c33 [2024-10-11 08:18:19,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:18:19,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:18:19,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:18:19,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:18:19,438 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:18:19,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-65.i [2024-10-11 08:18:20,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:18:20,968 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:18:20,969 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-65.i [2024-10-11 08:18:20,983 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/48503cae1/ccaa059392b245e186313c2613b724a7/FLAGb6bf2a68e [2024-10-11 08:18:21,351 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/48503cae1/ccaa059392b245e186313c2613b724a7 [2024-10-11 08:18:21,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:18:21,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:18:21,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:18:21,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:18:21,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:18:21,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:21,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c5863f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21, skipping insertion in model container [2024-10-11 08:18:21,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:21,402 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:18:21,555 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-65.i[916,929] [2024-10-11 08:18:21,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:18:21,795 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:18:21,813 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-65.i[916,929] [2024-10-11 08:18:21,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:18:21,899 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:18:21,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21 WrapperNode [2024-10-11 08:18:21,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:18:21,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:18:21,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:18:21,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:18:21,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:21,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:21,970 INFO L138 Inliner]: procedures = 26, calls = 83, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 572 [2024-10-11 08:18:21,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:18:21,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:18:21,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:18:21,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:18:21,985 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:21,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:21,998 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,024 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]. [2024-10-11 08:18:22,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,039 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,059 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:18:22,060 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:18:22,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:18:22,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:18:22,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (1/1) ... [2024-10-11 08:18:22,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:18:22,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:18:22,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 08:18:22,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 08:18:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:18:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:18:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:18:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 08:18:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:18:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:18:22,223 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:18:22,224 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:18:22,818 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-10-11 08:18:22,818 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:18:22,846 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:18:22,846 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:18:22,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:18:22 BoogieIcfgContainer [2024-10-11 08:18:22,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:18:22,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:18:22,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:18:22,852 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:18:22,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:18:21" (1/3) ... [2024-10-11 08:18:22,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dbb124b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:18:22, skipping insertion in model container [2024-10-11 08:18:22,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:18:21" (2/3) ... [2024-10-11 08:18:22,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dbb124b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:18:22, skipping insertion in model container [2024-10-11 08:18:22,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:18:22" (3/3) ... [2024-10-11 08:18:22,854 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-65.i [2024-10-11 08:18:22,865 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:18:22,866 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:18:22,912 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:18:22,917 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5053f7f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:18:22,919 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:18:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 226 states, 153 states have (on average 1.5751633986928104) internal successors, (241), 154 states have internal predecessors, (241), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-11 08:18:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-10-11 08:18:22,963 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:22,964 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:22,965 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:22,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:22,970 INFO L85 PathProgramCache]: Analyzing trace with hash -889411253, now seen corresponding path program 1 times [2024-10-11 08:18:22,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:22,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186736885] [2024-10-11 08:18:22,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:22,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:23,781 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:23,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:23,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186736885] [2024-10-11 08:18:23,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186736885] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:23,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:23,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 08:18:23,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286762200] [2024-10-11 08:18:23,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:23,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 08:18:23,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:23,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 08:18:23,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:18:23,817 INFO L87 Difference]: Start difference. First operand has 226 states, 153 states have (on average 1.5751633986928104) internal successors, (241), 154 states have internal predecessors, (241), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) Second operand has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-11 08:18:23,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:23,883 INFO L93 Difference]: Finished difference Result 447 states and 828 transitions. [2024-10-11 08:18:23,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 08:18:23,886 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) Word has length 450 [2024-10-11 08:18:23,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:23,895 INFO L225 Difference]: With dead ends: 447 [2024-10-11 08:18:23,895 INFO L226 Difference]: Without dead ends: 222 [2024-10-11 08:18:23,902 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:18:23,904 INFO L432 NwaCegarLoop]: 365 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, 365 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 [2024-10-11 08:18:23,906 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 365 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:23,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-10-11 08:18:23,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2024-10-11 08:18:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 150 states have (on average 1.52) internal successors, (228), 150 states have internal predecessors, (228), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-11 08:18:23,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 368 transitions. [2024-10-11 08:18:23,970 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 368 transitions. Word has length 450 [2024-10-11 08:18:23,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:23,970 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 368 transitions. [2024-10-11 08:18:23,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-11 08:18:23,972 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 368 transitions. [2024-10-11 08:18:23,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2024-10-11 08:18:23,999 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:23,999 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:24,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 08:18:24,000 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:24,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:24,000 INFO L85 PathProgramCache]: Analyzing trace with hash -738015991, now seen corresponding path program 1 times [2024-10-11 08:18:24,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:24,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980964425] [2024-10-11 08:18:24,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,423 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:24,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:24,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980964425] [2024-10-11 08:18:24,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980964425] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:24,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:24,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:24,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683865571] [2024-10-11 08:18:24,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:24,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:24,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:24,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:24,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:24,427 INFO L87 Difference]: Start difference. First operand 222 states and 368 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:24,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:24,493 INFO L93 Difference]: Finished difference Result 579 states and 963 transitions. [2024-10-11 08:18:24,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:24,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 451 [2024-10-11 08:18:24,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:24,498 INFO L225 Difference]: With dead ends: 579 [2024-10-11 08:18:24,498 INFO L226 Difference]: Without dead ends: 358 [2024-10-11 08:18:24,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:24,499 INFO L432 NwaCegarLoop]: 449 mSDtfsCounter, 209 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:24,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 791 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:24,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2024-10-11 08:18:24,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 355. [2024-10-11 08:18:24,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 258 states have (on average 1.550387596899225) internal successors, (400), 259 states have internal predecessors, (400), 94 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 93 states have call predecessors, (94), 94 states have call successors, (94) [2024-10-11 08:18:24,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 588 transitions. [2024-10-11 08:18:24,526 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 588 transitions. Word has length 451 [2024-10-11 08:18:24,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:24,528 INFO L471 AbstractCegarLoop]: Abstraction has 355 states and 588 transitions. [2024-10-11 08:18:24,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 588 transitions. [2024-10-11 08:18:24,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-10-11 08:18:24,533 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:24,533 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:24,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 08:18:24,533 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:24,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:24,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1304934766, now seen corresponding path program 1 times [2024-10-11 08:18:24,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:24,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575434416] [2024-10-11 08:18:24,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:24,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:24,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:24,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575434416] [2024-10-11 08:18:24,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575434416] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:24,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:24,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:24,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958471362] [2024-10-11 08:18:24,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:24,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:24,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:24,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:24,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:24,921 INFO L87 Difference]: Start difference. First operand 355 states and 588 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:25,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:25,033 INFO L93 Difference]: Finished difference Result 1044 states and 1728 transitions. [2024-10-11 08:18:25,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:25,034 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 452 [2024-10-11 08:18:25,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:25,039 INFO L225 Difference]: With dead ends: 1044 [2024-10-11 08:18:25,040 INFO L226 Difference]: Without dead ends: 690 [2024-10-11 08:18:25,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:25,041 INFO L432 NwaCegarLoop]: 623 mSDtfsCounter, 347 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 970 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:25,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 970 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:18:25,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2024-10-11 08:18:25,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 688. [2024-10-11 08:18:25,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 495 states have (on average 1.5313131313131314) internal successors, (758), 497 states have internal predecessors, (758), 188 states have call successors, (188), 4 states have call predecessors, (188), 4 states have return successors, (188), 186 states have call predecessors, (188), 188 states have call successors, (188) [2024-10-11 08:18:25,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1134 transitions. [2024-10-11 08:18:25,127 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1134 transitions. Word has length 452 [2024-10-11 08:18:25,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:25,128 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 1134 transitions. [2024-10-11 08:18:25,129 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:25,129 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1134 transitions. [2024-10-11 08:18:25,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-10-11 08:18:25,137 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:25,137 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:25,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 08:18:25,138 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:25,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:25,142 INFO L85 PathProgramCache]: Analyzing trace with hash -939048532, now seen corresponding path program 1 times [2024-10-11 08:18:25,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:25,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491760077] [2024-10-11 08:18:25,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:25,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:25,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:25,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491760077] [2024-10-11 08:18:25,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491760077] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:25,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:25,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:25,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915577592] [2024-10-11 08:18:25,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:25,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:25,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:25,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:25,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:25,581 INFO L87 Difference]: Start difference. First operand 688 states and 1134 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:25,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:25,642 INFO L93 Difference]: Finished difference Result 1401 states and 2301 transitions. [2024-10-11 08:18:25,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:25,642 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 452 [2024-10-11 08:18:25,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:25,646 INFO L225 Difference]: With dead ends: 1401 [2024-10-11 08:18:25,646 INFO L226 Difference]: Without dead ends: 714 [2024-10-11 08:18:25,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:25,648 INFO L432 NwaCegarLoop]: 453 mSDtfsCounter, 196 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:25,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 797 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:25,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2024-10-11 08:18:25,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 558. [2024-10-11 08:18:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 558 states, 413 states have (on average 1.5375302663438257) internal successors, (635), 413 states have internal predecessors, (635), 140 states have call successors, (140), 4 states have call predecessors, (140), 4 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2024-10-11 08:18:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 915 transitions. [2024-10-11 08:18:25,676 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 915 transitions. Word has length 452 [2024-10-11 08:18:25,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:25,677 INFO L471 AbstractCegarLoop]: Abstraction has 558 states and 915 transitions. [2024-10-11 08:18:25,677 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:25,677 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 915 transitions. [2024-10-11 08:18:25,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-10-11 08:18:25,682 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:25,682 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:25,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 08:18:25,682 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:25,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:25,683 INFO L85 PathProgramCache]: Analyzing trace with hash -121400082, now seen corresponding path program 1 times [2024-10-11 08:18:25,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:25,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243134886] [2024-10-11 08:18:25,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:25,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:25,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:26,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:26,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243134886] [2024-10-11 08:18:26,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243134886] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:26,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:26,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 08:18:26,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373967270] [2024-10-11 08:18:26,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:26,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 08:18:26,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:26,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 08:18:26,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 08:18:26,011 INFO L87 Difference]: Start difference. First operand 558 states and 915 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:26,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:26,238 INFO L93 Difference]: Finished difference Result 1548 states and 2552 transitions. [2024-10-11 08:18:26,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:18:26,238 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 452 [2024-10-11 08:18:26,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:26,243 INFO L225 Difference]: With dead ends: 1548 [2024-10-11 08:18:26,243 INFO L226 Difference]: Without dead ends: 952 [2024-10-11 08:18:26,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:18:26,244 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 760 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 1242 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:26,245 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [760 Valid, 1242 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 08:18:26,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2024-10-11 08:18:26,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 944. [2024-10-11 08:18:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 753 states have (on average 1.545816733067729) internal successors, (1164), 755 states have internal predecessors, (1164), 184 states have call successors, (184), 6 states have call predecessors, (184), 6 states have return successors, (184), 182 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-11 08:18:26,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1532 transitions. [2024-10-11 08:18:26,288 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1532 transitions. Word has length 452 [2024-10-11 08:18:26,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:26,289 INFO L471 AbstractCegarLoop]: Abstraction has 944 states and 1532 transitions. [2024-10-11 08:18:26,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1532 transitions. [2024-10-11 08:18:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-10-11 08:18:26,291 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:26,291 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:26,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 08:18:26,292 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:26,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:26,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1810343824, now seen corresponding path program 1 times [2024-10-11 08:18:26,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:26,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178362082] [2024-10-11 08:18:26,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:26,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:26,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:26,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178362082] [2024-10-11 08:18:26,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178362082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:26,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:26,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:26,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517812604] [2024-10-11 08:18:26,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:26,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:26,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:26,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:26,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:26,567 INFO L87 Difference]: Start difference. First operand 944 states and 1532 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:26,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:26,667 INFO L93 Difference]: Finished difference Result 2830 states and 4594 transitions. [2024-10-11 08:18:26,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:26,668 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 452 [2024-10-11 08:18:26,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:26,675 INFO L225 Difference]: With dead ends: 2830 [2024-10-11 08:18:26,676 INFO L226 Difference]: Without dead ends: 1887 [2024-10-11 08:18:26,678 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:26,678 INFO L432 NwaCegarLoop]: 702 mSDtfsCounter, 353 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 1049 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:26,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 1049 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:26,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2024-10-11 08:18:26,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1012. [2024-10-11 08:18:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1012 states, 821 states have (on average 1.5347137637028014) internal successors, (1260), 823 states have internal predecessors, (1260), 184 states have call successors, (184), 6 states have call predecessors, (184), 6 states have return successors, (184), 182 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-11 08:18:26,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1628 transitions. [2024-10-11 08:18:26,768 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1628 transitions. Word has length 452 [2024-10-11 08:18:26,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:26,769 INFO L471 AbstractCegarLoop]: Abstraction has 1012 states and 1628 transitions. [2024-10-11 08:18:26,769 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1628 transitions. [2024-10-11 08:18:26,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-10-11 08:18:26,771 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:26,771 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:26,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 08:18:26,772 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:26,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:26,772 INFO L85 PathProgramCache]: Analyzing trace with hash 170570246, now seen corresponding path program 1 times [2024-10-11 08:18:26,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:26,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132498787] [2024-10-11 08:18:26,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:26,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:26,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,037 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:27,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:27,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132498787] [2024-10-11 08:18:27,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132498787] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:27,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:27,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:27,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537173079] [2024-10-11 08:18:27,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:27,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:27,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:27,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:27,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:27,039 INFO L87 Difference]: Start difference. First operand 1012 states and 1628 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:27,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:27,105 INFO L93 Difference]: Finished difference Result 1947 states and 3127 transitions. [2024-10-11 08:18:27,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:27,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 453 [2024-10-11 08:18:27,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:27,111 INFO L225 Difference]: With dead ends: 1947 [2024-10-11 08:18:27,111 INFO L226 Difference]: Without dead ends: 936 [2024-10-11 08:18:27,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:27,114 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 0 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 702 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 [2024-10-11 08:18:27,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 702 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:27,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2024-10-11 08:18:27,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 936. [2024-10-11 08:18:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 936 states, 745 states have (on average 1.5140939597315437) internal successors, (1128), 747 states have internal predecessors, (1128), 184 states have call successors, (184), 6 states have call predecessors, (184), 6 states have return successors, (184), 182 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-11 08:18:27,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1496 transitions. [2024-10-11 08:18:27,186 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1496 transitions. Word has length 453 [2024-10-11 08:18:27,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:27,187 INFO L471 AbstractCegarLoop]: Abstraction has 936 states and 1496 transitions. [2024-10-11 08:18:27,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:27,191 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1496 transitions. [2024-10-11 08:18:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-11 08:18:27,195 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:27,196 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:27,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 08:18:27,196 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:27,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:27,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1669931659, now seen corresponding path program 1 times [2024-10-11 08:18:27,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:27,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781182409] [2024-10-11 08:18:27,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:27,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:27,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:27,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781182409] [2024-10-11 08:18:27,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781182409] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:27,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:27,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:27,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932081122] [2024-10-11 08:18:27,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:27,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:27,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:27,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:27,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:27,630 INFO L87 Difference]: Start difference. First operand 936 states and 1496 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:27,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:27,689 INFO L93 Difference]: Finished difference Result 1871 states and 2991 transitions. [2024-10-11 08:18:27,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:27,690 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 454 [2024-10-11 08:18:27,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:27,694 INFO L225 Difference]: With dead ends: 1871 [2024-10-11 08:18:27,694 INFO L226 Difference]: Without dead ends: 936 [2024-10-11 08:18:27,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:27,697 INFO L432 NwaCegarLoop]: 348 mSDtfsCounter, 243 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:27,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 348 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:27,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2024-10-11 08:18:27,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 936. [2024-10-11 08:18:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 936 states, 745 states have (on average 1.5114093959731543) internal successors, (1126), 747 states have internal predecessors, (1126), 184 states have call successors, (184), 6 states have call predecessors, (184), 6 states have return successors, (184), 182 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-11 08:18:27,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1494 transitions. [2024-10-11 08:18:27,745 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1494 transitions. Word has length 454 [2024-10-11 08:18:27,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:27,746 INFO L471 AbstractCegarLoop]: Abstraction has 936 states and 1494 transitions. [2024-10-11 08:18:27,746 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, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:27,746 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1494 transitions. [2024-10-11 08:18:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-11 08:18:27,749 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:27,749 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:27,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 08:18:27,749 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:27,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:27,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1773037320, now seen corresponding path program 1 times [2024-10-11 08:18:27,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:27,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641410750] [2024-10-11 08:18:27,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:27,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:28,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:28,665 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:28,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:28,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641410750] [2024-10-11 08:18:28,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641410750] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:28,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:28,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 08:18:28,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948141462] [2024-10-11 08:18:28,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:28,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 08:18:28,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:28,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 08:18:28,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:18:28,667 INFO L87 Difference]: Start difference. First operand 936 states and 1494 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 states have internal predecessors, (109), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:29,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:29,330 INFO L93 Difference]: Finished difference Result 2445 states and 3927 transitions. [2024-10-11 08:18:29,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 08:18:29,331 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 states have internal predecessors, (109), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 456 [2024-10-11 08:18:29,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:29,338 INFO L225 Difference]: With dead ends: 2445 [2024-10-11 08:18:29,338 INFO L226 Difference]: Without dead ends: 1510 [2024-10-11 08:18:29,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:18:29,341 INFO L432 NwaCegarLoop]: 658 mSDtfsCounter, 360 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 2127 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:29,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 2127 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 08:18:29,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1510 states. [2024-10-11 08:18:29,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1510 to 981. [2024-10-11 08:18:29,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 764 states have (on average 1.493455497382199) internal successors, (1141), 767 states have internal predecessors, (1141), 208 states have call successors, (208), 8 states have call predecessors, (208), 8 states have return successors, (208), 205 states have call predecessors, (208), 208 states have call successors, (208) [2024-10-11 08:18:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1557 transitions. [2024-10-11 08:18:29,512 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1557 transitions. Word has length 456 [2024-10-11 08:18:29,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:29,512 INFO L471 AbstractCegarLoop]: Abstraction has 981 states and 1557 transitions. [2024-10-11 08:18:29,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 states have internal predecessors, (109), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:29,513 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1557 transitions. [2024-10-11 08:18:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-10-11 08:18:29,517 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:29,517 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:29,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 08:18:29,518 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:29,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:29,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1476688146, now seen corresponding path program 1 times [2024-10-11 08:18:29,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:29,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58266266] [2024-10-11 08:18:29,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:29,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:29,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,097 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:30,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:30,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58266266] [2024-10-11 08:18:30,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58266266] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:30,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:30,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:18:30,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891277239] [2024-10-11 08:18:30,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:30,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:18:30,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:30,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:18:30,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:18:30,100 INFO L87 Difference]: Start difference. First operand 981 states and 1557 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:30,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:30,590 INFO L93 Difference]: Finished difference Result 2720 states and 4302 transitions. [2024-10-11 08:18:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:18:30,590 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 460 [2024-10-11 08:18:30,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:30,597 INFO L225 Difference]: With dead ends: 2720 [2024-10-11 08:18:30,598 INFO L226 Difference]: Without dead ends: 1785 [2024-10-11 08:18:30,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:18:30,600 INFO L432 NwaCegarLoop]: 650 mSDtfsCounter, 686 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 1260 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:30,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [686 Valid, 1260 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 08:18:30,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1785 states. [2024-10-11 08:18:30,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1785 to 996. [2024-10-11 08:18:30,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 779 states have (on average 1.4993581514762515) internal successors, (1168), 782 states have internal predecessors, (1168), 208 states have call successors, (208), 8 states have call predecessors, (208), 8 states have return successors, (208), 205 states have call predecessors, (208), 208 states have call successors, (208) [2024-10-11 08:18:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1584 transitions. [2024-10-11 08:18:30,726 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1584 transitions. Word has length 460 [2024-10-11 08:18:30,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:30,727 INFO L471 AbstractCegarLoop]: Abstraction has 996 states and 1584 transitions. [2024-10-11 08:18:30,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:30,727 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1584 transitions. [2024-10-11 08:18:30,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-11 08:18:30,729 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:30,729 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:30,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 08:18:30,730 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:30,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:30,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1139122147, now seen corresponding path program 1 times [2024-10-11 08:18:30,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:30,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364820081] [2024-10-11 08:18:30,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:30,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:30,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:30,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364820081] [2024-10-11 08:18:30,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364820081] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:30,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:30,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:18:30,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896103427] [2024-10-11 08:18:30,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:30,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:18:30,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:30,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:18:30,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:30,912 INFO L87 Difference]: Start difference. First operand 996 states and 1584 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:31,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:31,029 INFO L93 Difference]: Finished difference Result 2015 states and 3213 transitions. [2024-10-11 08:18:31,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:18:31,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 461 [2024-10-11 08:18:31,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:31,035 INFO L225 Difference]: With dead ends: 2015 [2024-10-11 08:18:31,035 INFO L226 Difference]: Without dead ends: 1065 [2024-10-11 08:18:31,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:18:31,037 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 190 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:31,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 845 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:18:31,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2024-10-11 08:18:31,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 860. [2024-10-11 08:18:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 860 states, 713 states have (on average 1.5427769985974755) internal successors, (1100), 713 states have internal predecessors, (1100), 140 states have call successors, (140), 6 states have call predecessors, (140), 6 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2024-10-11 08:18:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1380 transitions. [2024-10-11 08:18:31,137 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1380 transitions. Word has length 461 [2024-10-11 08:18:31,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:31,138 INFO L471 AbstractCegarLoop]: Abstraction has 860 states and 1380 transitions. [2024-10-11 08:18:31,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1380 transitions. [2024-10-11 08:18:31,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-11 08:18:31,140 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:31,140 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:31,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 08:18:31,141 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:31,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:31,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1334915551, now seen corresponding path program 1 times [2024-10-11 08:18:31,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:31,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098179755] [2024-10-11 08:18:31,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:31,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:31,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:31,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098179755] [2024-10-11 08:18:31,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098179755] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:31,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:31,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:18:31,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87382911] [2024-10-11 08:18:31,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:31,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:18:31,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:31,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:18:31,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:18:31,550 INFO L87 Difference]: Start difference. First operand 860 states and 1380 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:32,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:32,397 INFO L93 Difference]: Finished difference Result 2283 states and 3626 transitions. [2024-10-11 08:18:32,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:18:32,398 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 461 [2024-10-11 08:18:32,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:32,405 INFO L225 Difference]: With dead ends: 2283 [2024-10-11 08:18:32,405 INFO L226 Difference]: Without dead ends: 1424 [2024-10-11 08:18:32,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:18:32,407 INFO L432 NwaCegarLoop]: 857 mSDtfsCounter, 857 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:32,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [857 Valid, 1990 Invalid, 565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 08:18:32,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2024-10-11 08:18:32,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 823. [2024-10-11 08:18:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 823 states, 676 states have (on average 1.5355029585798816) internal successors, (1038), 676 states have internal predecessors, (1038), 140 states have call successors, (140), 6 states have call predecessors, (140), 6 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2024-10-11 08:18:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1318 transitions. [2024-10-11 08:18:32,539 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1318 transitions. Word has length 461 [2024-10-11 08:18:32,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:32,540 INFO L471 AbstractCegarLoop]: Abstraction has 823 states and 1318 transitions. [2024-10-11 08:18:32,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1318 transitions. [2024-10-11 08:18:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-11 08:18:32,542 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:32,542 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:32,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 08:18:32,543 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:32,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:32,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1556518753, now seen corresponding path program 1 times [2024-10-11 08:18:32,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:32,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280737366] [2024-10-11 08:18:32,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:32,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:32,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:32,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:32,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280737366] [2024-10-11 08:18:32,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280737366] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:32,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:32,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 08:18:32,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087702625] [2024-10-11 08:18:32,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:32,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 08:18:32,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:32,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 08:18:32,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 08:18:32,874 INFO L87 Difference]: Start difference. First operand 823 states and 1318 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:33,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:33,284 INFO L93 Difference]: Finished difference Result 2916 states and 4642 transitions. [2024-10-11 08:18:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:18:33,285 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 461 [2024-10-11 08:18:33,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:33,294 INFO L225 Difference]: With dead ends: 2916 [2024-10-11 08:18:33,294 INFO L226 Difference]: Without dead ends: 2094 [2024-10-11 08:18:33,297 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:18:33,298 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 445 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 445 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:33,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [445 Valid, 1127 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 08:18:33,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2024-10-11 08:18:33,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 2085. [2024-10-11 08:18:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2085 states, 1804 states have (on average 1.541019955654102) internal successors, (2780), 1809 states have internal predecessors, (2780), 264 states have call successors, (264), 16 states have call predecessors, (264), 16 states have return successors, (264), 259 states have call predecessors, (264), 264 states have call successors, (264) [2024-10-11 08:18:33,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 2085 states and 3308 transitions. [2024-10-11 08:18:33,481 INFO L78 Accepts]: Start accepts. Automaton has 2085 states and 3308 transitions. Word has length 461 [2024-10-11 08:18:33,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:33,482 INFO L471 AbstractCegarLoop]: Abstraction has 2085 states and 3308 transitions. [2024-10-11 08:18:33,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:33,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 3308 transitions. [2024-10-11 08:18:33,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-11 08:18:33,486 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:33,486 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:33,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 08:18:33,487 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:33,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:33,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1122789667, now seen corresponding path program 1 times [2024-10-11 08:18:33,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:33,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826408083] [2024-10-11 08:18:33,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:33,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:34,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:34,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826408083] [2024-10-11 08:18:34,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826408083] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:34,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:18:34,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 08:18:34,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211728951] [2024-10-11 08:18:34,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:34,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 08:18:34,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:34,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 08:18:34,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:18:34,589 INFO L87 Difference]: Start difference. First operand 2085 states and 3308 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-11 08:18:36,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:36,849 INFO L93 Difference]: Finished difference Result 6864 states and 10725 transitions. [2024-10-11 08:18:36,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 08:18:36,849 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 461 [2024-10-11 08:18:36,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:36,872 INFO L225 Difference]: With dead ends: 6864 [2024-10-11 08:18:36,873 INFO L226 Difference]: Without dead ends: 4808 [2024-10-11 08:18:36,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-10-11 08:18:36,877 INFO L432 NwaCegarLoop]: 471 mSDtfsCounter, 1083 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 614 mSolverCounterSat, 897 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 897 IncrementalHoareTripleChecker+Valid, 614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:36,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 1075 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [897 Valid, 614 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-11 08:18:36,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4808 states. [2024-10-11 08:18:37,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4808 to 3960. [2024-10-11 08:18:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3960 states, 3134 states have (on average 1.4377791959157626) internal successors, (4506), 3151 states have internal predecessors, (4506), 766 states have call successors, (766), 59 states have call predecessors, (766), 59 states have return successors, (766), 749 states have call predecessors, (766), 766 states have call successors, (766) [2024-10-11 08:18:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3960 states and 6038 transitions. [2024-10-11 08:18:37,491 INFO L78 Accepts]: Start accepts. Automaton has 3960 states and 6038 transitions. Word has length 461 [2024-10-11 08:18:37,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:37,492 INFO L471 AbstractCegarLoop]: Abstraction has 3960 states and 6038 transitions. [2024-10-11 08:18:37,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-11 08:18:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 6038 transitions. [2024-10-11 08:18:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-11 08:18:37,500 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:37,501 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:37,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 08:18:37,501 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:37,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:37,501 INFO L85 PathProgramCache]: Analyzing trace with hash 263413727, now seen corresponding path program 1 times [2024-10-11 08:18:37,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:37,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152180463] [2024-10-11 08:18:37,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:37,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 18 proven. 189 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-11 08:18:38,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:38,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152180463] [2024-10-11 08:18:38,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152180463] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:18:38,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719383666] [2024-10-11 08:18:38,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:38,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:18:38,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:18:38,133 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:18:38,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 08:18:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:38,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 08:18:38,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:18:39,063 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:18:39,063 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 08:18:39,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719383666] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:18:39,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 08:18:39,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2024-10-11 08:18:39,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662995740] [2024-10-11 08:18:39,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:18:39,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 08:18:39,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:39,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 08:18:39,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-10-11 08:18:39,066 INFO L87 Difference]: Start difference. First operand 3960 states and 6038 transitions. Second operand has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:42,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:42,070 INFO L93 Difference]: Finished difference Result 17863 states and 27149 transitions. [2024-10-11 08:18:42,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 08:18:42,070 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 461 [2024-10-11 08:18:42,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:42,120 INFO L225 Difference]: With dead ends: 17863 [2024-10-11 08:18:42,120 INFO L226 Difference]: Without dead ends: 13998 [2024-10-11 08:18:42,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 598 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-10-11 08:18:42,132 INFO L432 NwaCegarLoop]: 825 mSDtfsCounter, 776 mSDsluCounter, 1209 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 2034 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:42,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [776 Valid, 2034 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 900 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 08:18:42,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13998 states. [2024-10-11 08:18:44,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13998 to 13926. [2024-10-11 08:18:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13926 states, 10942 states have (on average 1.4226832388959971) internal successors, (15567), 11009 states have internal predecessors, (15567), 2764 states have call successors, (2764), 219 states have call predecessors, (2764), 219 states have return successors, (2764), 2697 states have call predecessors, (2764), 2764 states have call successors, (2764) [2024-10-11 08:18:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13926 states to 13926 states and 21095 transitions. [2024-10-11 08:18:44,635 INFO L78 Accepts]: Start accepts. Automaton has 13926 states and 21095 transitions. Word has length 461 [2024-10-11 08:18:44,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:44,636 INFO L471 AbstractCegarLoop]: Abstraction has 13926 states and 21095 transitions. [2024-10-11 08:18:44,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:18:44,637 INFO L276 IsEmpty]: Start isEmpty. Operand 13926 states and 21095 transitions. [2024-10-11 08:18:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-10-11 08:18:44,647 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:44,647 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:44,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 08:18:44,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-11 08:18:44,849 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:44,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:44,849 INFO L85 PathProgramCache]: Analyzing trace with hash -630072611, now seen corresponding path program 1 times [2024-10-11 08:18:44,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:44,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332380327] [2024-10-11 08:18:44,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:44,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 126 proven. 81 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-11 08:18:45,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:45,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332380327] [2024-10-11 08:18:45,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332380327] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:18:45,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115614466] [2024-10-11 08:18:45,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:45,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:18:45,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:18:45,253 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:18:45,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 08:18:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:45,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 1055 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 08:18:45,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:18:46,482 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 4169 proven. 12 refuted. 0 times theorem prover too weak. 5479 trivial. 0 not checked. [2024-10-11 08:18:46,482 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:18:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 195 proven. 12 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-11 08:18:47,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115614466] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 08:18:47,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 08:18:47,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 18 [2024-10-11 08:18:47,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725030036] [2024-10-11 08:18:47,888 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 08:18:47,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-11 08:18:47,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:47,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-11 08:18:47,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-10-11 08:18:47,891 INFO L87 Difference]: Start difference. First operand 13926 states and 21095 transitions. Second operand has 18 states, 18 states have (on average 12.722222222222221) internal successors, (229), 18 states have internal predecessors, (229), 8 states have call successors, (115), 4 states have call predecessors, (115), 7 states have return successors, (116), 8 states have call predecessors, (116), 8 states have call successors, (116) [2024-10-11 08:18:52,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:52,186 INFO L93 Difference]: Finished difference Result 23089 states and 35065 transitions. [2024-10-11 08:18:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-11 08:18:52,187 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 12.722222222222221) internal successors, (229), 18 states have internal predecessors, (229), 8 states have call successors, (115), 4 states have call predecessors, (115), 7 states have return successors, (116), 8 states have call predecessors, (116), 8 states have call successors, (116) Word has length 461 [2024-10-11 08:18:52,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:52,259 INFO L225 Difference]: With dead ends: 23089 [2024-10-11 08:18:52,263 INFO L226 Difference]: Without dead ends: 9129 [2024-10-11 08:18:52,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1100 GetRequests, 1054 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 503 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=656, Invalid=1600, Unknown=0, NotChecked=0, Total=2256 [2024-10-11 08:18:52,311 INFO L432 NwaCegarLoop]: 486 mSDtfsCounter, 1069 mSDsluCounter, 1282 mSDsCounter, 0 mSdLazyCounter, 1710 mSolverCounterSat, 1389 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 3099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1389 IncrementalHoareTripleChecker+Valid, 1710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:52,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1070 Valid, 1768 Invalid, 3099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1389 Valid, 1710 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-11 08:18:52,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9129 states. [2024-10-11 08:18:53,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9129 to 8907. [2024-10-11 08:18:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8907 states, 7299 states have (on average 1.448280586381696) internal successors, (10571), 7330 states have internal predecessors, (10571), 1469 states have call successors, (1469), 138 states have call predecessors, (1469), 138 states have return successors, (1469), 1438 states have call predecessors, (1469), 1469 states have call successors, (1469) [2024-10-11 08:18:53,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8907 states to 8907 states and 13509 transitions. [2024-10-11 08:18:53,664 INFO L78 Accepts]: Start accepts. Automaton has 8907 states and 13509 transitions. Word has length 461 [2024-10-11 08:18:53,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:53,665 INFO L471 AbstractCegarLoop]: Abstraction has 8907 states and 13509 transitions. [2024-10-11 08:18:53,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.722222222222221) internal successors, (229), 18 states have internal predecessors, (229), 8 states have call successors, (115), 4 states have call predecessors, (115), 7 states have return successors, (116), 8 states have call predecessors, (116), 8 states have call successors, (116) [2024-10-11 08:18:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 8907 states and 13509 transitions. [2024-10-11 08:18:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-10-11 08:18:53,674 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:53,674 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:53,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 08:18:53,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-11 08:18:53,876 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:53,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:53,877 INFO L85 PathProgramCache]: Analyzing trace with hash -99880988, now seen corresponding path program 1 times [2024-10-11 08:18:53,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:53,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180491945] [2024-10-11 08:18:53,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:53,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:18:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:18:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:18:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:18:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:18:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:18:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:18:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:18:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:18:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:18:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:18:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:18:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:18:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:18:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:18:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:18:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:18:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:18:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:18:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:18:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:18:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:18:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:18:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:18:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:18:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:18:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:18:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:18:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:18:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:18:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:18:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:18:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:18:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:18:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:18:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:18:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:18:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:18:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:18:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:18:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:18:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:18:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:18:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:18:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:18:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:18:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:18:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:18:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:18:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:18:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:18:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:18:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:18:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:18:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:18:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:18:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:18:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:18:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:18:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:18:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:18:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:18:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:18:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:18:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:18:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:18:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:18:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:18:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:18:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:18:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,498 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 18 proven. 189 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-11 08:18:54,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:18:54,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180491945] [2024-10-11 08:18:54,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180491945] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:18:54,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138630309] [2024-10-11 08:18:54,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:54,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:18:54,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:18:54,501 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:18:54,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 08:18:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:18:54,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 1055 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 08:18:54,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:18:55,260 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 1593 proven. 189 refuted. 0 times theorem prover too weak. 7878 trivial. 0 not checked. [2024-10-11 08:18:55,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:18:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 18 proven. 189 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-11 08:18:55,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138630309] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 08:18:55,700 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 08:18:55,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-10-11 08:18:55,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81197153] [2024-10-11 08:18:55,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 08:18:55,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 08:18:55,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:18:55,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 08:18:55,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-10-11 08:18:55,703 INFO L87 Difference]: Start difference. First operand 8907 states and 13509 transitions. Second operand has 10 states, 10 states have (on average 12.8) internal successors, (128), 10 states have internal predecessors, (128), 2 states have call successors, (133), 2 states have call predecessors, (133), 4 states have return successors, (134), 2 states have call predecessors, (134), 2 states have call successors, (134) [2024-10-11 08:18:57,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:18:57,771 INFO L93 Difference]: Finished difference Result 18034 states and 27142 transitions. [2024-10-11 08:18:57,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 08:18:57,771 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.8) internal successors, (128), 10 states have internal predecessors, (128), 2 states have call successors, (133), 2 states have call predecessors, (133), 4 states have return successors, (134), 2 states have call predecessors, (134), 2 states have call successors, (134) Word has length 462 [2024-10-11 08:18:57,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:18:57,800 INFO L225 Difference]: With dead ends: 18034 [2024-10-11 08:18:57,801 INFO L226 Difference]: Without dead ends: 9255 [2024-10-11 08:18:57,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1074 GetRequests, 1058 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2024-10-11 08:18:57,817 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 940 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 08:18:57,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1016 Valid, 703 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 08:18:57,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9255 states. [2024-10-11 08:18:59,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9255 to 9055. [2024-10-11 08:18:59,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9055 states, 7410 states have (on average 1.4367071524966262) internal successors, (10646), 7441 states have internal predecessors, (10646), 1469 states have call successors, (1469), 175 states have call predecessors, (1469), 175 states have return successors, (1469), 1438 states have call predecessors, (1469), 1469 states have call successors, (1469) [2024-10-11 08:18:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9055 states to 9055 states and 13584 transitions. [2024-10-11 08:18:59,413 INFO L78 Accepts]: Start accepts. Automaton has 9055 states and 13584 transitions. Word has length 462 [2024-10-11 08:18:59,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:18:59,414 INFO L471 AbstractCegarLoop]: Abstraction has 9055 states and 13584 transitions. [2024-10-11 08:18:59,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.8) internal successors, (128), 10 states have internal predecessors, (128), 2 states have call successors, (133), 2 states have call predecessors, (133), 4 states have return successors, (134), 2 states have call predecessors, (134), 2 states have call successors, (134) [2024-10-11 08:18:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 9055 states and 13584 transitions. [2024-10-11 08:18:59,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-10-11 08:18:59,422 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:18:59,422 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:18:59,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 08:18:59,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:18:59,627 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:18:59,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:18:59,628 INFO L85 PathProgramCache]: Analyzing trace with hash -338964463, now seen corresponding path program 1 times [2024-10-11 08:18:59,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:18:59,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40388537] [2024-10-11 08:18:59,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:18:59,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:18:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:19:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:19:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:19:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:19:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:19:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:19:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:19:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:19:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:19:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:19:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:19:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:19:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:19:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:19:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:19:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:19:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:19:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:19:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 08:19:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 08:19:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 08:19:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 08:19:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 08:19:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 08:19:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 08:19:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 08:19:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 08:19:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 08:19:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 08:19:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 08:19:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 08:19:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 08:19:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-11 08:19:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 08:19:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-11 08:19:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:19:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:19:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-11 08:19:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:19:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:19:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:19:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:19:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:19:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-11 08:19:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-11 08:19:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-11 08:19:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 08:19:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-11 08:19:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:19:00,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:00,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40388537] [2024-10-11 08:19:00,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40388537] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:00,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:00,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 08:19:00,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694208784] [2024-10-11 08:19:00,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:00,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 08:19:00,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:00,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 08:19:00,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:19:00,551 INFO L87 Difference]: Start difference. First operand 9055 states and 13584 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 3 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2024-10-11 08:19:02,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:02,777 INFO L93 Difference]: Finished difference Result 18270 states and 27197 transitions. [2024-10-11 08:19:02,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 08:19:02,778 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 3 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 463 [2024-10-11 08:19:02,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:02,849 INFO L225 Difference]: With dead ends: 18270 [2024-10-11 08:19:02,849 INFO L226 Difference]: Without dead ends: 9347 [2024-10-11 08:19:02,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-11 08:19:02,890 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 454 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 458 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:02,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [454 Valid, 896 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 458 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 08:19:02,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9347 states. [2024-10-11 08:19:04,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9347 to 9347. [2024-10-11 08:19:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9347 states, 7629 states have (on average 1.4194520907065147) internal successors, (10829), 7660 states have internal predecessors, (10829), 1469 states have call successors, (1469), 248 states have call predecessors, (1469), 248 states have return successors, (1469), 1438 states have call predecessors, (1469), 1469 states have call successors, (1469) [2024-10-11 08:19:04,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9347 states to 9347 states and 13767 transitions. [2024-10-11 08:19:04,619 INFO L78 Accepts]: Start accepts. Automaton has 9347 states and 13767 transitions. Word has length 463 [2024-10-11 08:19:04,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:04,620 INFO L471 AbstractCegarLoop]: Abstraction has 9347 states and 13767 transitions. [2024-10-11 08:19:04,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 3 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2024-10-11 08:19:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 9347 states and 13767 transitions. [2024-10-11 08:19:04,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-10-11 08:19:04,631 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:04,631 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:04,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-11 08:19:04,632 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:04,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:04,632 INFO L85 PathProgramCache]: Analyzing trace with hash -80799025, now seen corresponding path program 1 times [2024-10-11 08:19:04,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:04,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449585052] [2024-10-11 08:19:04,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:04,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 08:19:04,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1332915264] [2024-10-11 08:19:04,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:04,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:04,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:04,816 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:19:04,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 08:19:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:05,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 08:19:05,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:19:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-11 08:19:05,689 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 08:19:05,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:05,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449585052] [2024-10-11 08:19:05,690 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-11 08:19:05,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1332915264] [2024-10-11 08:19:05,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1332915264] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:05,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:05,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 08:19:05,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705419353] [2024-10-11 08:19:05,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:05,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:19:05,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:05,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:19:05,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:19:05,692 INFO L87 Difference]: Start difference. First operand 9347 states and 13767 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:19:07,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:07,776 INFO L93 Difference]: Finished difference Result 20567 states and 30243 transitions. [2024-10-11 08:19:07,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:19:07,777 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 463 [2024-10-11 08:19:07,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:07,813 INFO L225 Difference]: With dead ends: 20567 [2024-10-11 08:19:07,813 INFO L226 Difference]: Without dead ends: 11356 [2024-10-11 08:19:07,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 459 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:19:07,829 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 364 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1326 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:07,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 1326 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 08:19:07,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11356 states. [2024-10-11 08:19:10,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11356 to 10598. [2024-10-11 08:19:10,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10598 states, 8596 states have (on average 1.4035597952536063) internal successors, (12065), 8639 states have internal predecessors, (12065), 1701 states have call successors, (1701), 300 states have call predecessors, (1701), 300 states have return successors, (1701), 1658 states have call predecessors, (1701), 1701 states have call successors, (1701) [2024-10-11 08:19:10,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10598 states to 10598 states and 15467 transitions. [2024-10-11 08:19:10,171 INFO L78 Accepts]: Start accepts. Automaton has 10598 states and 15467 transitions. Word has length 463 [2024-10-11 08:19:10,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:10,172 INFO L471 AbstractCegarLoop]: Abstraction has 10598 states and 15467 transitions. [2024-10-11 08:19:10,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-11 08:19:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 10598 states and 15467 transitions. [2024-10-11 08:19:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-10-11 08:19:10,183 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:10,184 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:10,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 08:19:10,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:10,385 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:10,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:10,385 INFO L85 PathProgramCache]: Analyzing trace with hash -2009071727, now seen corresponding path program 1 times [2024-10-11 08:19:10,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:10,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597106832] [2024-10-11 08:19:10,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:10,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 08:19:10,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1528279896] [2024-10-11 08:19:10,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:10,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:10,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:10,615 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:19:10,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 08:19:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:10,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-10-11 08:19:10,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:19:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 5401 proven. 369 refuted. 0 times theorem prover too weak. 3890 trivial. 0 not checked. [2024-10-11 08:19:15,916 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:19:16,987 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (mod c_~var_1_54~0 256))) (or (< (+ .cse0 c_~var_1_29~0) (mod c_~var_1_55~0 256)) (and (or (forall ((~var_1_51~0 Int)) (or (not (= (mod c_~var_1_41~0 ~var_1_51~0) 0)) (< ~var_1_51~0 1))) (< |c_ULTIMATE.start_step_#t~bitwise6#1| 1)) (or (forall ((~var_1_51~0 Int)) (let ((.cse1 (mod c_~var_1_41~0 ~var_1_51~0))) (or (= .cse1 0) (< ~var_1_51~0 1) (< (+ |c_ULTIMATE.start_step_#t~bitwise6#1| ~var_1_51~0) (+ .cse1 1))))) (< 0 (+ c_~var_1_41~0 1))) (forall ((~var_1_51~0 Int)) (or (< |c_ULTIMATE.start_step_#t~bitwise6#1| (+ (mod c_~var_1_41~0 ~var_1_51~0) 1)) (< ~var_1_51~0 1)))) (not (= c_~var_1_42~0 c_~var_1_48~0)) (let ((.cse3 (mod c_~var_1_49~0 .cse0)) (.cse2 (mod c_~var_1_29~0 16))) (and (<= 1 .cse2) (<= (+ .cse3 1) (+ .cse0 .cse2)) (<= 0 c_~var_1_29~0) (or (< c_~var_1_49~0 0) (< .cse3 .cse2)))))) is different from false [2024-10-11 08:19:21,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:21,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597106832] [2024-10-11 08:19:21,967 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-11 08:19:21,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528279896] [2024-10-11 08:19:21,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1528279896] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:19:21,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-10-11 08:19:21,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2024-10-11 08:19:21,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103682008] [2024-10-11 08:19:21,968 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-10-11 08:19:21,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-10-11 08:19:21,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:21,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-10-11 08:19:21,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=277, Invalid=1524, Unknown=9, NotChecked=82, Total=1892 [2024-10-11 08:19:21,969 INFO L87 Difference]: Start difference. First operand 10598 states and 15467 transitions. Second operand has 31 states, 31 states have (on average 4.419354838709677) internal successors, (137), 28 states have internal predecessors, (137), 6 states have call successors, (70), 6 states have call predecessors, (70), 8 states have return successors, (70), 6 states have call predecessors, (70), 6 states have call successors, (70)