./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/kundu1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/kundu1.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c114a15ea6b1c9b012290758a6a9559b9c02a944706c9768958a3bd9c86822a7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 14:04:26,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 14:04:26,349 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-13 14:04:26,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 14:04:26,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 14:04:26,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 14:04:26,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 14:04:26,391 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 14:04:26,392 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 14:04:26,394 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 14:04:26,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 14:04:26,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 14:04:26,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 14:04:26,395 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 14:04:26,395 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 14:04:26,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 14:04:26,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 14:04:26,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 14:04:26,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 14:04:26,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 14:04:26,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 14:04:26,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 14:04:26,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 14:04:26,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 14:04:26,398 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 14:04:26,399 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 14:04:26,399 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 14:04:26,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 14:04:26,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 14:04:26,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 14:04:26,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 14:04:26,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 14:04:26,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 14:04:26,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 14:04:26,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:04:26,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 14:04:26,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 14:04:26,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 14:04:26,406 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 14:04:26,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 14:04:26,406 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 14:04:26,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 14:04:26,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 14:04:26,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 14:04:26,407 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c114a15ea6b1c9b012290758a6a9559b9c02a944706c9768958a3bd9c86822a7 [2024-10-13 14:04:26,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 14:04:26,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 14:04:26,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 14:04:26,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 14:04:26,617 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 14:04:26,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/kundu1.cil.c [2024-10-13 14:04:27,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 14:04:27,967 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 14:04:27,969 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/kundu1.cil.c [2024-10-13 14:04:27,978 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcd00664/efc383b25a104ede85302e529c961753/FLAGa14f28ef6 [2024-10-13 14:04:28,373 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcd00664/efc383b25a104ede85302e529c961753 [2024-10-13 14:04:28,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 14:04:28,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 14:04:28,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 14:04:28,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 14:04:28,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 14:04:28,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b276677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28, skipping insertion in model container [2024-10-13 14:04:28,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,411 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 14:04:28,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:04:28,580 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 14:04:28,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:04:28,625 INFO L204 MainTranslator]: Completed translation [2024-10-13 14:04:28,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28 WrapperNode [2024-10-13 14:04:28,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 14:04:28,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 14:04:28,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 14:04:28,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 14:04:28,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,655 INFO L138 Inliner]: procedures = 32, calls = 37, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 271 [2024-10-13 14:04:28,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 14:04:28,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 14:04:28,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 14:04:28,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 14:04:28,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,669 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,679 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]. [2024-10-13 14:04:28,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,688 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 14:04:28,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 14:04:28,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 14:04:28,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 14:04:28,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (1/1) ... [2024-10-13 14:04:28,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:04:28,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:28,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 14:04:28,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 14:04:28,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 14:04:28,763 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-10-13 14:04:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-10-13 14:04:28,763 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2024-10-13 14:04:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2024-10-13 14:04:28,763 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2024-10-13 14:04:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2024-10-13 14:04:28,763 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2024-10-13 14:04:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2024-10-13 14:04:28,763 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2024-10-13 14:04:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2024-10-13 14:04:28,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 14:04:28,764 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2024-10-13 14:04:28,764 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2024-10-13 14:04:28,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 14:04:28,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 14:04:28,829 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 14:04:28,830 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 14:04:29,102 INFO L? ?]: Removed 47 outVars from TransFormulas that were not future-live. [2024-10-13 14:04:29,103 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 14:04:29,139 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 14:04:29,140 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-13 14:04:29,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:04:29 BoogieIcfgContainer [2024-10-13 14:04:29,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 14:04:29,141 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 14:04:29,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 14:04:29,144 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 14:04:29,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:04:28" (1/3) ... [2024-10-13 14:04:29,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28112194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:04:29, skipping insertion in model container [2024-10-13 14:04:29,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:04:28" (2/3) ... [2024-10-13 14:04:29,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28112194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:04:29, skipping insertion in model container [2024-10-13 14:04:29,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:04:29" (3/3) ... [2024-10-13 14:04:29,146 INFO L112 eAbstractionObserver]: Analyzing ICFG kundu1.cil.c [2024-10-13 14:04:29,159 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 14:04:29,159 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-10-13 14:04:29,212 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 14:04:29,218 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;@3d4c565c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 14:04:29,219 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-13 14:04:29,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 79 states have (on average 1.620253164556962) internal successors, (128), 90 states have internal predecessors, (128), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-13 14:04:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-13 14:04:29,230 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:29,231 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:29,231 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:29,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:29,235 INFO L85 PathProgramCache]: Analyzing trace with hash -563630169, now seen corresponding path program 1 times [2024-10-13 14:04:29,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:29,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14672698] [2024-10-13 14:04:29,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:29,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 14:04:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 14:04:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:29,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:29,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14672698] [2024-10-13 14:04:29,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14672698] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:29,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:29,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:04:29,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674683211] [2024-10-13 14:04:29,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:29,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:29,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:29,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:29,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:29,546 INFO L87 Difference]: Start difference. First operand has 109 states, 79 states have (on average 1.620253164556962) internal successors, (128), 90 states have internal predecessors, (128), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:29,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:29,834 INFO L93 Difference]: Finished difference Result 324 states and 476 transitions. [2024-10-13 14:04:29,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 14:04:29,837 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2024-10-13 14:04:29,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:29,846 INFO L225 Difference]: With dead ends: 324 [2024-10-13 14:04:29,846 INFO L226 Difference]: Without dead ends: 211 [2024-10-13 14:04:29,850 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:29,854 INFO L432 NwaCegarLoop]: 261 mSDtfsCounter, 297 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:29,855 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 620 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:29,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-10-13 14:04:29,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 178. [2024-10-13 14:04:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 140 states have (on average 1.4857142857142858) internal successors, (208), 148 states have internal predecessors, (208), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-10-13 14:04:29,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 248 transitions. [2024-10-13 14:04:29,907 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 248 transitions. Word has length 42 [2024-10-13 14:04:29,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:29,907 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 248 transitions. [2024-10-13 14:04:29,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 248 transitions. [2024-10-13 14:04:29,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-13 14:04:29,910 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:29,910 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:29,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 14:04:29,911 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:29,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:29,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1535304856, now seen corresponding path program 1 times [2024-10-13 14:04:29,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:29,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140553268] [2024-10-13 14:04:29,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:29,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:29,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 14:04:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 14:04:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:30,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:30,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140553268] [2024-10-13 14:04:30,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140553268] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:30,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:30,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:04:30,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908691787] [2024-10-13 14:04:30,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:30,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:30,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:30,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:30,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:30,081 INFO L87 Difference]: Start difference. First operand 178 states and 248 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:30,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:30,244 INFO L93 Difference]: Finished difference Result 362 states and 511 transitions. [2024-10-13 14:04:30,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:30,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2024-10-13 14:04:30,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:30,247 INFO L225 Difference]: With dead ends: 362 [2024-10-13 14:04:30,247 INFO L226 Difference]: Without dead ends: 192 [2024-10-13 14:04:30,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:30,249 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 32 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:30,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 429 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:30,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-10-13 14:04:30,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 180. [2024-10-13 14:04:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 142 states have (on average 1.471830985915493) internal successors, (209), 150 states have internal predecessors, (209), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-10-13 14:04:30,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 249 transitions. [2024-10-13 14:04:30,271 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 249 transitions. Word has length 42 [2024-10-13 14:04:30,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:30,271 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 249 transitions. [2024-10-13 14:04:30,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:30,272 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 249 transitions. [2024-10-13 14:04:30,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-13 14:04:30,272 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:30,273 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:30,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 14:04:30,273 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:30,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:30,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1473265242, now seen corresponding path program 1 times [2024-10-13 14:04:30,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:30,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67218907] [2024-10-13 14:04:30,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:30,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 14:04:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 14:04:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:30,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:30,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67218907] [2024-10-13 14:04:30,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67218907] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:30,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:30,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 14:04:30,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81601444] [2024-10-13 14:04:30,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:30,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 14:04:30,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:30,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 14:04:30,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:30,413 INFO L87 Difference]: Start difference. First operand 180 states and 249 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:30,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:30,807 INFO L93 Difference]: Finished difference Result 718 states and 1000 transitions. [2024-10-13 14:04:30,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 14:04:30,808 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2024-10-13 14:04:30,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:30,814 INFO L225 Difference]: With dead ends: 718 [2024-10-13 14:04:30,816 INFO L226 Difference]: Without dead ends: 546 [2024-10-13 14:04:30,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-10-13 14:04:30,819 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 559 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:30,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 630 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 14:04:30,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2024-10-13 14:04:30,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 322. [2024-10-13 14:04:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 258 states have (on average 1.441860465116279) internal successors, (372), 266 states have internal predecessors, (372), 36 states have call successors, (36), 20 states have call predecessors, (36), 20 states have return successors, (38), 36 states have call predecessors, (38), 36 states have call successors, (38) [2024-10-13 14:04:30,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 446 transitions. [2024-10-13 14:04:30,869 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 446 transitions. Word has length 42 [2024-10-13 14:04:30,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:30,869 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 446 transitions. [2024-10-13 14:04:30,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:30,873 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 446 transitions. [2024-10-13 14:04:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-13 14:04:30,874 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:30,874 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:30,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 14:04:30,874 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:30,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:30,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1784117039, now seen corresponding path program 1 times [2024-10-13 14:04:30,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:30,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753982042] [2024-10-13 14:04:30,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:30,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:30,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:30,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753982042] [2024-10-13 14:04:30,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753982042] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:30,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:30,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:04:30,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128131990] [2024-10-13 14:04:30,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:30,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:30,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:30,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:30,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:30,947 INFO L87 Difference]: Start difference. First operand 322 states and 446 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:31,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:31,193 INFO L93 Difference]: Finished difference Result 1153 states and 1633 transitions. [2024-10-13 14:04:31,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:04:31,194 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 44 [2024-10-13 14:04:31,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:31,198 INFO L225 Difference]: With dead ends: 1153 [2024-10-13 14:04:31,198 INFO L226 Difference]: Without dead ends: 839 [2024-10-13 14:04:31,199 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:31,199 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 284 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:31,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 676 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:31,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2024-10-13 14:04:31,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 711. [2024-10-13 14:04:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 569 states have (on average 1.37609841827768) internal successors, (783), 577 states have internal predecessors, (783), 84 states have call successors, (84), 50 states have call predecessors, (84), 50 states have return successors, (98), 84 states have call predecessors, (98), 84 states have call successors, (98) [2024-10-13 14:04:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 965 transitions. [2024-10-13 14:04:31,257 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 965 transitions. Word has length 44 [2024-10-13 14:04:31,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:31,258 INFO L471 AbstractCegarLoop]: Abstraction has 711 states and 965 transitions. [2024-10-13 14:04:31,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:31,258 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 965 transitions. [2024-10-13 14:04:31,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-13 14:04:31,260 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:31,261 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:31,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 14:04:31,261 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:31,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:31,261 INFO L85 PathProgramCache]: Analyzing trace with hash 453246226, now seen corresponding path program 1 times [2024-10-13 14:04:31,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:31,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029776605] [2024-10-13 14:04:31,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:31,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:31,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:31,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029776605] [2024-10-13 14:04:31,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029776605] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:31,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:31,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:04:31,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151870979] [2024-10-13 14:04:31,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:31,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:31,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:31,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:31,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:31,337 INFO L87 Difference]: Start difference. First operand 711 states and 965 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:31,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:31,482 INFO L93 Difference]: Finished difference Result 1464 states and 2037 transitions. [2024-10-13 14:04:31,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:04:31,482 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 44 [2024-10-13 14:04:31,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:31,485 INFO L225 Difference]: With dead ends: 1464 [2024-10-13 14:04:31,486 INFO L226 Difference]: Without dead ends: 761 [2024-10-13 14:04:31,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:31,488 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 32 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:31,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 420 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:31,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-10-13 14:04:31,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 723. [2024-10-13 14:04:31,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 581 states have (on average 1.3614457831325302) internal successors, (791), 589 states have internal predecessors, (791), 84 states have call successors, (84), 50 states have call predecessors, (84), 50 states have return successors, (98), 84 states have call predecessors, (98), 84 states have call successors, (98) [2024-10-13 14:04:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 973 transitions. [2024-10-13 14:04:31,528 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 973 transitions. Word has length 44 [2024-10-13 14:04:31,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:31,528 INFO L471 AbstractCegarLoop]: Abstraction has 723 states and 973 transitions. [2024-10-13 14:04:31,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:31,528 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 973 transitions. [2024-10-13 14:04:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-13 14:04:31,529 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:31,529 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:31,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 14:04:31,529 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:31,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:31,530 INFO L85 PathProgramCache]: Analyzing trace with hash 672100944, now seen corresponding path program 1 times [2024-10-13 14:04:31,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:31,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907423108] [2024-10-13 14:04:31,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:31,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:31,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:31,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907423108] [2024-10-13 14:04:31,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907423108] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:31,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:31,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 14:04:31,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746392595] [2024-10-13 14:04:31,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:31,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:31,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:31,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:31,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:31,584 INFO L87 Difference]: Start difference. First operand 723 states and 973 transitions. Second operand has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:31,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:31,760 INFO L93 Difference]: Finished difference Result 1941 states and 2648 transitions. [2024-10-13 14:04:31,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:31,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 44 [2024-10-13 14:04:31,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:31,767 INFO L225 Difference]: With dead ends: 1941 [2024-10-13 14:04:31,767 INFO L226 Difference]: Without dead ends: 1288 [2024-10-13 14:04:31,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:31,769 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 168 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:31,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 311 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:31,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2024-10-13 14:04:31,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1214. [2024-10-13 14:04:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1214 states, 981 states have (on average 1.348623853211009) internal successors, (1323), 989 states have internal predecessors, (1323), 140 states have call successors, (140), 85 states have call predecessors, (140), 85 states have return successors, (166), 140 states have call predecessors, (166), 140 states have call successors, (166) [2024-10-13 14:04:31,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1214 states and 1629 transitions. [2024-10-13 14:04:31,841 INFO L78 Accepts]: Start accepts. Automaton has 1214 states and 1629 transitions. Word has length 44 [2024-10-13 14:04:31,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:31,842 INFO L471 AbstractCegarLoop]: Abstraction has 1214 states and 1629 transitions. [2024-10-13 14:04:31,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:31,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1629 transitions. [2024-10-13 14:04:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-13 14:04:31,843 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:31,844 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:31,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 14:04:31,844 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:31,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:31,844 INFO L85 PathProgramCache]: Analyzing trace with hash -405218120, now seen corresponding path program 1 times [2024-10-13 14:04:31,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:31,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126856313] [2024-10-13 14:04:31,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:31,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:31,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:31,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126856313] [2024-10-13 14:04:31,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126856313] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:31,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:31,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:04:31,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139563907] [2024-10-13 14:04:31,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:31,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:31,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:31,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:31,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:31,914 INFO L87 Difference]: Start difference. First operand 1214 states and 1629 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:32,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:32,118 INFO L93 Difference]: Finished difference Result 3587 states and 4949 transitions. [2024-10-13 14:04:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:04:32,119 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 44 [2024-10-13 14:04:32,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:32,127 INFO L225 Difference]: With dead ends: 3587 [2024-10-13 14:04:32,128 INFO L226 Difference]: Without dead ends: 2382 [2024-10-13 14:04:32,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:32,133 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 203 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:32,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 324 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:32,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2024-10-13 14:04:32,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2332. [2024-10-13 14:04:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2332 states, 1869 states have (on average 1.317817014446228) internal successors, (2463), 1884 states have internal predecessors, (2463), 279 states have call successors, (279), 170 states have call predecessors, (279), 176 states have return successors, (398), 279 states have call predecessors, (398), 279 states have call successors, (398) [2024-10-13 14:04:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 2332 states and 3140 transitions. [2024-10-13 14:04:32,244 INFO L78 Accepts]: Start accepts. Automaton has 2332 states and 3140 transitions. Word has length 44 [2024-10-13 14:04:32,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:32,247 INFO L471 AbstractCegarLoop]: Abstraction has 2332 states and 3140 transitions. [2024-10-13 14:04:32,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-10-13 14:04:32,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 3140 transitions. [2024-10-13 14:04:32,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-13 14:04:32,250 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:32,250 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:32,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 14:04:32,250 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:32,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:32,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1245973799, now seen corresponding path program 1 times [2024-10-13 14:04:32,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:32,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512741642] [2024-10-13 14:04:32,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:32,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:32,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:32,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512741642] [2024-10-13 14:04:32,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512741642] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:32,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:32,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 14:04:32,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780697382] [2024-10-13 14:04:32,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:32,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:32,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:32,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:32,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:32,298 INFO L87 Difference]: Start difference. First operand 2332 states and 3140 transitions. Second operand has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:32,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:32,486 INFO L93 Difference]: Finished difference Result 2428 states and 3318 transitions. [2024-10-13 14:04:32,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 14:04:32,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 45 [2024-10-13 14:04:32,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:32,496 INFO L225 Difference]: With dead ends: 2428 [2024-10-13 14:04:32,497 INFO L226 Difference]: Without dead ends: 2426 [2024-10-13 14:04:32,497 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:32,500 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 153 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:32,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 180 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:32,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2426 states. [2024-10-13 14:04:32,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2426 to 2330. [2024-10-13 14:04:32,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2330 states, 1869 states have (on average 1.3113964686998394) internal successors, (2451), 1882 states have internal predecessors, (2451), 279 states have call successors, (279), 170 states have call predecessors, (279), 176 states have return successors, (398), 279 states have call predecessors, (398), 279 states have call successors, (398) [2024-10-13 14:04:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 2330 states and 3128 transitions. [2024-10-13 14:04:32,611 INFO L78 Accepts]: Start accepts. Automaton has 2330 states and 3128 transitions. Word has length 45 [2024-10-13 14:04:32,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:32,614 INFO L471 AbstractCegarLoop]: Abstraction has 2330 states and 3128 transitions. [2024-10-13 14:04:32,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 3128 transitions. [2024-10-13 14:04:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-10-13 14:04:32,614 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:32,614 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:32,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 14:04:32,615 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:32,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:32,615 INFO L85 PathProgramCache]: Analyzing trace with hash -29517641, now seen corresponding path program 1 times [2024-10-13 14:04:32,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:32,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675794131] [2024-10-13 14:04:32,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:32,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:32,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:32,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675794131] [2024-10-13 14:04:32,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675794131] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:32,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:32,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 14:04:32,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625860368] [2024-10-13 14:04:32,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:32,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:32,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:32,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:32,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:32,656 INFO L87 Difference]: Start difference. First operand 2330 states and 3128 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:32,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:32,860 INFO L93 Difference]: Finished difference Result 2752 states and 3729 transitions. [2024-10-13 14:04:32,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:32,861 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 46 [2024-10-13 14:04:32,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:32,869 INFO L225 Difference]: With dead ends: 2752 [2024-10-13 14:04:32,870 INFO L226 Difference]: Without dead ends: 2750 [2024-10-13 14:04:32,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:32,871 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 155 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:32,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 318 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:32,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2750 states. [2024-10-13 14:04:32,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2750 to 2642. [2024-10-13 14:04:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2642 states, 2128 states have (on average 1.305921052631579) internal successors, (2779), 2142 states have internal predecessors, (2779), 311 states have call successors, (311), 190 states have call predecessors, (311), 197 states have return successors, (442), 311 states have call predecessors, (442), 311 states have call successors, (442) [2024-10-13 14:04:32,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2642 states and 3532 transitions. [2024-10-13 14:04:32,978 INFO L78 Accepts]: Start accepts. Automaton has 2642 states and 3532 transitions. Word has length 46 [2024-10-13 14:04:32,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:32,979 INFO L471 AbstractCegarLoop]: Abstraction has 2642 states and 3532 transitions. [2024-10-13 14:04:32,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:32,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 3532 transitions. [2024-10-13 14:04:32,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-10-13 14:04:32,979 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:32,980 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:32,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 14:04:32,980 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:32,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:32,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1455544979, now seen corresponding path program 1 times [2024-10-13 14:04:32,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:32,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361191504] [2024-10-13 14:04:32,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:32,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:33,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:33,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361191504] [2024-10-13 14:04:33,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361191504] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:33,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:33,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:33,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861586139] [2024-10-13 14:04:33,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:33,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:33,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:33,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:33,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:33,034 INFO L87 Difference]: Start difference. First operand 2642 states and 3532 transitions. Second operand has 5 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:33,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:33,310 INFO L93 Difference]: Finished difference Result 4727 states and 6409 transitions. [2024-10-13 14:04:33,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:04:33,310 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 52 [2024-10-13 14:04:33,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:33,322 INFO L225 Difference]: With dead ends: 4727 [2024-10-13 14:04:33,322 INFO L226 Difference]: Without dead ends: 3043 [2024-10-13 14:04:33,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:33,326 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 282 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:33,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 523 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:33,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3043 states. [2024-10-13 14:04:33,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3043 to 2918. [2024-10-13 14:04:33,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2351 states have (on average 1.301999149298171) internal successors, (3061), 2366 states have internal predecessors, (3061), 343 states have call successors, (343), 210 states have call predecessors, (343), 218 states have return successors, (486), 343 states have call predecessors, (486), 343 states have call successors, (486) [2024-10-13 14:04:33,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 3890 transitions. [2024-10-13 14:04:33,495 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 3890 transitions. Word has length 52 [2024-10-13 14:04:33,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:33,495 INFO L471 AbstractCegarLoop]: Abstraction has 2918 states and 3890 transitions. [2024-10-13 14:04:33,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:33,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3890 transitions. [2024-10-13 14:04:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-10-13 14:04:33,496 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:33,496 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:33,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 14:04:33,496 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:33,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:33,497 INFO L85 PathProgramCache]: Analyzing trace with hash -2122745645, now seen corresponding path program 1 times [2024-10-13 14:04:33,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:33,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507091426] [2024-10-13 14:04:33,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:33,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:04:33,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:33,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507091426] [2024-10-13 14:04:33,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507091426] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:33,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:33,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:33,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716105538] [2024-10-13 14:04:33,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:33,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:33,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:33,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:33,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:33,546 INFO L87 Difference]: Start difference. First operand 2918 states and 3890 transitions. Second operand has 5 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:33,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:33,852 INFO L93 Difference]: Finished difference Result 4531 states and 6125 transitions. [2024-10-13 14:04:33,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:04:33,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 53 [2024-10-13 14:04:33,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:33,870 INFO L225 Difference]: With dead ends: 4531 [2024-10-13 14:04:33,870 INFO L226 Difference]: Without dead ends: 4529 [2024-10-13 14:04:33,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:33,872 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 352 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:33,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 420 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:33,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2024-10-13 14:04:34,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 4330. [2024-10-13 14:04:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4330 states, 3498 states have (on average 1.2998856489422528) internal successors, (4547), 3518 states have internal predecessors, (4547), 503 states have call successors, (503), 310 states have call predecessors, (503), 323 states have return successors, (720), 503 states have call predecessors, (720), 503 states have call successors, (720) [2024-10-13 14:04:34,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 4330 states and 5770 transitions. [2024-10-13 14:04:34,084 INFO L78 Accepts]: Start accepts. Automaton has 4330 states and 5770 transitions. Word has length 53 [2024-10-13 14:04:34,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:34,086 INFO L471 AbstractCegarLoop]: Abstraction has 4330 states and 5770 transitions. [2024-10-13 14:04:34,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 14:04:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 4330 states and 5770 transitions. [2024-10-13 14:04:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-13 14:04:34,087 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:34,087 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:34,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 14:04:34,087 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:34,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:34,088 INFO L85 PathProgramCache]: Analyzing trace with hash -651249944, now seen corresponding path program 1 times [2024-10-13 14:04:34,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:34,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987230781] [2024-10-13 14:04:34,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:34,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-13 14:04:34,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:34,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987230781] [2024-10-13 14:04:34,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987230781] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:34,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:34,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 14:04:34,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21553161] [2024-10-13 14:04:34,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:34,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:34,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:34,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:34,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:34,135 INFO L87 Difference]: Start difference. First operand 4330 states and 5770 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-13 14:04:34,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:34,674 INFO L93 Difference]: Finished difference Result 11920 states and 16283 transitions. [2024-10-13 14:04:34,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 14:04:34,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 64 [2024-10-13 14:04:34,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:34,705 INFO L225 Difference]: With dead ends: 11920 [2024-10-13 14:04:34,705 INFO L226 Difference]: Without dead ends: 7604 [2024-10-13 14:04:34,716 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:34,717 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 413 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:34,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 500 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:34,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7604 states. [2024-10-13 14:04:35,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7604 to 7355. [2024-10-13 14:04:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7355 states, 5845 states have (on average 1.276988879384089) internal successors, (7464), 5915 states have internal predecessors, (7464), 893 states have call successors, (893), 550 states have call predecessors, (893), 611 states have return successors, (1678), 893 states have call predecessors, (1678), 893 states have call successors, (1678) [2024-10-13 14:04:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7355 states to 7355 states and 10035 transitions. [2024-10-13 14:04:35,063 INFO L78 Accepts]: Start accepts. Automaton has 7355 states and 10035 transitions. Word has length 64 [2024-10-13 14:04:35,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:35,063 INFO L471 AbstractCegarLoop]: Abstraction has 7355 states and 10035 transitions. [2024-10-13 14:04:35,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-13 14:04:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 7355 states and 10035 transitions. [2024-10-13 14:04:35,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-10-13 14:04:35,065 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:35,065 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:35,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 14:04:35,065 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:35,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:35,066 INFO L85 PathProgramCache]: Analyzing trace with hash 653335513, now seen corresponding path program 1 times [2024-10-13 14:04:35,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:35,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860812912] [2024-10-13 14:04:35,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:35,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 14:04:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-13 14:04:35,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:35,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860812912] [2024-10-13 14:04:35,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860812912] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:35,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:35,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 14:04:35,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594506861] [2024-10-13 14:04:35,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:35,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 14:04:35,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:35,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 14:04:35,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:35,135 INFO L87 Difference]: Start difference. First operand 7355 states and 10035 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-13 14:04:35,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:35,726 INFO L93 Difference]: Finished difference Result 14813 states and 20186 transitions. [2024-10-13 14:04:35,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 14:04:35,727 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 73 [2024-10-13 14:04:35,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:35,753 INFO L225 Difference]: With dead ends: 14813 [2024-10-13 14:04:35,754 INFO L226 Difference]: Without dead ends: 7091 [2024-10-13 14:04:35,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-10-13 14:04:35,768 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 613 mSDsluCounter, 479 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 702 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:35,768 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 702 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 14:04:35,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7091 states. [2024-10-13 14:04:36,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7091 to 6893. [2024-10-13 14:04:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6893 states, 5477 states have (on average 1.2594486032499543) internal successors, (6898), 5546 states have internal predecessors, (6898), 834 states have call successors, (834), 515 states have call predecessors, (834), 576 states have return successors, (1435), 834 states have call predecessors, (1435), 834 states have call successors, (1435) [2024-10-13 14:04:36,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6893 states to 6893 states and 9167 transitions. [2024-10-13 14:04:36,206 INFO L78 Accepts]: Start accepts. Automaton has 6893 states and 9167 transitions. Word has length 73 [2024-10-13 14:04:36,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:36,207 INFO L471 AbstractCegarLoop]: Abstraction has 6893 states and 9167 transitions. [2024-10-13 14:04:36,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-13 14:04:36,207 INFO L276 IsEmpty]: Start isEmpty. Operand 6893 states and 9167 transitions. [2024-10-13 14:04:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-13 14:04:36,212 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:36,212 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:36,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 14:04:36,213 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:36,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:36,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1330255051, now seen corresponding path program 1 times [2024-10-13 14:04:36,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:36,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435854301] [2024-10-13 14:04:36,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:36,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 14:04:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-13 14:04:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 14:04:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-13 14:04:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 14:04:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 14:04:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-10-13 14:04:36,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:36,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435854301] [2024-10-13 14:04:36,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435854301] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:36,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826512145] [2024-10-13 14:04:36,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:36,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:36,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:36,330 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:36,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 14:04:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:36,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:36,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-10-13 14:04:36,492 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:36,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826512145] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:36,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:36,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2024-10-13 14:04:36,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46642304] [2024-10-13 14:04:36,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:36,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:36,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:36,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:36,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:36,494 INFO L87 Difference]: Start difference. First operand 6893 states and 9167 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:36,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:36,834 INFO L93 Difference]: Finished difference Result 10743 states and 14398 transitions. [2024-10-13 14:04:36,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:36,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 114 [2024-10-13 14:04:36,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:36,851 INFO L225 Difference]: With dead ends: 10743 [2024-10-13 14:04:36,851 INFO L226 Difference]: Without dead ends: 4993 [2024-10-13 14:04:36,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:36,863 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 79 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:36,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 125 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:36,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-10-13 14:04:37,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-10-13 14:04:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 3963 states have (on average 1.2457734039868786) internal successors, (4937), 4010 states have internal predecessors, (4937), 610 states have call successors, (610), 375 states have call predecessors, (610), 414 states have return successors, (977), 610 states have call predecessors, (977), 610 states have call successors, (977) [2024-10-13 14:04:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 6524 transitions. [2024-10-13 14:04:37,114 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 6524 transitions. Word has length 114 [2024-10-13 14:04:37,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:37,114 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 6524 transitions. [2024-10-13 14:04:37,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:37,114 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 6524 transitions. [2024-10-13 14:04:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-13 14:04:37,118 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:37,118 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:37,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:37,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-13 14:04:37,323 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:37,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:37,323 INFO L85 PathProgramCache]: Analyzing trace with hash -894123077, now seen corresponding path program 1 times [2024-10-13 14:04:37,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:37,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306711802] [2024-10-13 14:04:37,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:37,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 14:04:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-13 14:04:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 14:04:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 14:04:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 14:04:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-13 14:04:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-13 14:04:37,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:37,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306711802] [2024-10-13 14:04:37,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306711802] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:37,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499391926] [2024-10-13 14:04:37,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:37,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:37,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:37,419 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:37,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 14:04:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:37,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:37,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-10-13 14:04:37,559 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:37,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1499391926] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:37,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:37,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2024-10-13 14:04:37,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286296882] [2024-10-13 14:04:37,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:37,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:37,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:37,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:37,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:37,561 INFO L87 Difference]: Start difference. First operand 4993 states and 6524 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:37,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:37,858 INFO L93 Difference]: Finished difference Result 11410 states and 14807 transitions. [2024-10-13 14:04:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:37,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 117 [2024-10-13 14:04:37,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:37,876 INFO L225 Difference]: With dead ends: 11410 [2024-10-13 14:04:37,877 INFO L226 Difference]: Without dead ends: 7560 [2024-10-13 14:04:37,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:37,886 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 61 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:37,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 244 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:37,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7560 states. [2024-10-13 14:04:38,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7560 to 7557. [2024-10-13 14:04:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7557 states, 5977 states have (on average 1.2220177346494898) internal successors, (7304), 6034 states have internal predecessors, (7304), 925 states have call successors, (925), 600 states have call predecessors, (925), 649 states have return successors, (1342), 925 states have call predecessors, (1342), 925 states have call successors, (1342) [2024-10-13 14:04:38,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7557 states to 7557 states and 9571 transitions. [2024-10-13 14:04:38,231 INFO L78 Accepts]: Start accepts. Automaton has 7557 states and 9571 transitions. Word has length 117 [2024-10-13 14:04:38,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:38,231 INFO L471 AbstractCegarLoop]: Abstraction has 7557 states and 9571 transitions. [2024-10-13 14:04:38,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 7557 states and 9571 transitions. [2024-10-13 14:04:38,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-13 14:04:38,235 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:38,236 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:38,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:38,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-13 14:04:38,436 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:38,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:38,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1023890701, now seen corresponding path program 1 times [2024-10-13 14:04:38,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:38,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676445683] [2024-10-13 14:04:38,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:38,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 14:04:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 14:04:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 14:04:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 14:04:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 14:04:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 14:04:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-13 14:04:38,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:38,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676445683] [2024-10-13 14:04:38,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676445683] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:38,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693093501] [2024-10-13 14:04:38,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:38,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:38,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:38,531 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:38,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 14:04:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:38,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:38,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-13 14:04:38,676 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:38,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693093501] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:38,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:38,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2024-10-13 14:04:38,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076687157] [2024-10-13 14:04:38,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:38,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:38,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:38,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:38,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:38,677 INFO L87 Difference]: Start difference. First operand 7557 states and 9571 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 2 states have internal predecessors, (86), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:38,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:38,916 INFO L93 Difference]: Finished difference Result 12450 states and 15943 transitions. [2024-10-13 14:04:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:38,917 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 2 states have internal predecessors, (86), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 125 [2024-10-13 14:04:38,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:38,938 INFO L225 Difference]: With dead ends: 12450 [2024-10-13 14:04:38,938 INFO L226 Difference]: Without dead ends: 5828 [2024-10-13 14:04:38,953 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:38,954 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 50 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:38,954 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 238 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:38,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5828 states. [2024-10-13 14:04:39,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5828 to 5828. [2024-10-13 14:04:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5828 states, 4606 states have (on average 1.2305688232739904) internal successors, (5668), 4653 states have internal predecessors, (5668), 722 states have call successors, (722), 455 states have call predecessors, (722), 494 states have return successors, (1101), 722 states have call predecessors, (1101), 722 states have call successors, (1101) [2024-10-13 14:04:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 5828 states and 7491 transitions. [2024-10-13 14:04:39,408 INFO L78 Accepts]: Start accepts. Automaton has 5828 states and 7491 transitions. Word has length 125 [2024-10-13 14:04:39,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:39,408 INFO L471 AbstractCegarLoop]: Abstraction has 5828 states and 7491 transitions. [2024-10-13 14:04:39,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 2 states have internal predecessors, (86), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:39,409 INFO L276 IsEmpty]: Start isEmpty. Operand 5828 states and 7491 transitions. [2024-10-13 14:04:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-13 14:04:39,413 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:39,414 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:39,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-13 14:04:39,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:39,618 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:39,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:39,619 INFO L85 PathProgramCache]: Analyzing trace with hash 978962494, now seen corresponding path program 1 times [2024-10-13 14:04:39,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:39,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315781368] [2024-10-13 14:04:39,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:39,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 14:04:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-13 14:04:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 14:04:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 14:04:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 14:04:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 14:04:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 14:04:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,731 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-10-13 14:04:39,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:39,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315781368] [2024-10-13 14:04:39,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315781368] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:39,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136194812] [2024-10-13 14:04:39,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:39,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:39,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:39,733 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:39,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 14:04:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:39,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:39,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-13 14:04:39,873 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:39,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136194812] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:39,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:39,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-10-13 14:04:39,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483498974] [2024-10-13 14:04:39,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:39,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:39,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:39,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:39,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:39,874 INFO L87 Difference]: Start difference. First operand 5828 states and 7491 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-13 14:04:40,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:40,152 INFO L93 Difference]: Finished difference Result 7816 states and 10157 transitions. [2024-10-13 14:04:40,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:40,153 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 135 [2024-10-13 14:04:40,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:40,167 INFO L225 Difference]: With dead ends: 7816 [2024-10-13 14:04:40,168 INFO L226 Difference]: Without dead ends: 3334 [2024-10-13 14:04:40,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:40,180 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 81 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:40,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 221 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:40,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3334 states. [2024-10-13 14:04:40,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3334 to 3331. [2024-10-13 14:04:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3331 states, 2645 states have (on average 1.2196597353497165) internal successors, (3226), 2671 states have internal predecessors, (3226), 406 states have call successors, (406), 255 states have call predecessors, (406), 274 states have return successors, (537), 406 states have call predecessors, (537), 406 states have call successors, (537) [2024-10-13 14:04:40,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 3331 states and 4169 transitions. [2024-10-13 14:04:40,412 INFO L78 Accepts]: Start accepts. Automaton has 3331 states and 4169 transitions. Word has length 135 [2024-10-13 14:04:40,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:40,412 INFO L471 AbstractCegarLoop]: Abstraction has 3331 states and 4169 transitions. [2024-10-13 14:04:40,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-13 14:04:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 4169 transitions. [2024-10-13 14:04:40,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-13 14:04:40,417 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:40,417 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:40,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-13 14:04:40,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-13 14:04:40,622 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:40,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:40,622 INFO L85 PathProgramCache]: Analyzing trace with hash -56779719, now seen corresponding path program 1 times [2024-10-13 14:04:40,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:40,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644180888] [2024-10-13 14:04:40,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:40,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 14:04:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 14:04:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 14:04:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 14:04:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 14:04:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 14:04:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 14:04:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-13 14:04:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-13 14:04:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-10-13 14:04:40,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:40,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644180888] [2024-10-13 14:04:40,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644180888] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:40,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639110957] [2024-10-13 14:04:40,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:40,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:40,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:40,745 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:40,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 14:04:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:40,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:40,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-13 14:04:40,835 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:40,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639110957] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:40,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:40,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-10-13 14:04:40,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269752011] [2024-10-13 14:04:40,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:40,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:40,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:40,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:40,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:40,836 INFO L87 Difference]: Start difference. First operand 3331 states and 4169 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 14:04:41,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:41,018 INFO L93 Difference]: Finished difference Result 7974 states and 10036 transitions. [2024-10-13 14:04:41,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:41,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 145 [2024-10-13 14:04:41,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:41,032 INFO L225 Difference]: With dead ends: 7974 [2024-10-13 14:04:41,032 INFO L226 Difference]: Without dead ends: 5141 [2024-10-13 14:04:41,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-10-13 14:04:41,037 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 97 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:41,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 335 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:41,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5141 states. [2024-10-13 14:04:41,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5141 to 5133. [2024-10-13 14:04:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5133 states, 4119 states have (on average 1.201262442340374) internal successors, (4948), 4156 states have internal predecessors, (4948), 581 states have call successors, (581), 397 states have call predecessors, (581), 427 states have return successors, (796), 581 states have call predecessors, (796), 581 states have call successors, (796) [2024-10-13 14:04:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 5133 states and 6325 transitions. [2024-10-13 14:04:41,232 INFO L78 Accepts]: Start accepts. Automaton has 5133 states and 6325 transitions. Word has length 145 [2024-10-13 14:04:41,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:41,232 INFO L471 AbstractCegarLoop]: Abstraction has 5133 states and 6325 transitions. [2024-10-13 14:04:41,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 14:04:41,232 INFO L276 IsEmpty]: Start isEmpty. Operand 5133 states and 6325 transitions. [2024-10-13 14:04:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-13 14:04:41,235 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:41,235 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:41,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-13 14:04:41,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-13 14:04:41,436 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:41,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:41,436 INFO L85 PathProgramCache]: Analyzing trace with hash 972579579, now seen corresponding path program 1 times [2024-10-13 14:04:41,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:41,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883448627] [2024-10-13 14:04:41,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:41,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 14:04:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 14:04:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 14:04:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 14:04:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 14:04:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 14:04:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 14:04:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-13 14:04:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-13 14:04:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-10-13 14:04:41,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:41,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883448627] [2024-10-13 14:04:41,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883448627] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:41,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022063684] [2024-10-13 14:04:41,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:41,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:41,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:41,522 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:41,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-13 14:04:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:41,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 14:04:41,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-10-13 14:04:41,626 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:41,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022063684] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:41,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:41,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 10 [2024-10-13 14:04:41,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13409023] [2024-10-13 14:04:41,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:41,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 14:04:41,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:41,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 14:04:41,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-13 14:04:41,628 INFO L87 Difference]: Start difference. First operand 5133 states and 6325 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-13 14:04:41,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:41,809 INFO L93 Difference]: Finished difference Result 8106 states and 10016 transitions. [2024-10-13 14:04:41,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 14:04:41,810 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 145 [2024-10-13 14:04:41,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:41,823 INFO L225 Difference]: With dead ends: 8106 [2024-10-13 14:04:41,823 INFO L226 Difference]: Without dead ends: 2986 [2024-10-13 14:04:41,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-13 14:04:41,831 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 608 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:41,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 608 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:41,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2986 states. [2024-10-13 14:04:41,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2986 to 2986. [2024-10-13 14:04:41,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2986 states, 2495 states have (on average 1.2100200400801604) internal successors, (3019), 2506 states have internal predecessors, (3019), 275 states have call successors, (275), 177 states have call predecessors, (275), 210 states have return successors, (381), 302 states have call predecessors, (381), 275 states have call successors, (381) [2024-10-13 14:04:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2986 states and 3675 transitions. [2024-10-13 14:04:42,008 INFO L78 Accepts]: Start accepts. Automaton has 2986 states and 3675 transitions. Word has length 145 [2024-10-13 14:04:42,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:42,008 INFO L471 AbstractCegarLoop]: Abstraction has 2986 states and 3675 transitions. [2024-10-13 14:04:42,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-13 14:04:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 3675 transitions. [2024-10-13 14:04:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-13 14:04:42,011 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:42,011 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:42,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:42,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:42,212 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:42,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:42,212 INFO L85 PathProgramCache]: Analyzing trace with hash 664972876, now seen corresponding path program 1 times [2024-10-13 14:04:42,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:42,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046869263] [2024-10-13 14:04:42,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:42,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 14:04:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 14:04:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 14:04:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 14:04:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 14:04:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,278 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-10-13 14:04:42,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:42,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046869263] [2024-10-13 14:04:42,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046869263] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:42,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841101633] [2024-10-13 14:04:42,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:42,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:42,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:42,280 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:42,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-13 14:04:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:42,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:42,451 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-10-13 14:04:42,451 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:42,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841101633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:42,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:42,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-13 14:04:42,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085822018] [2024-10-13 14:04:42,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:42,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:42,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:42,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:42,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:42,453 INFO L87 Difference]: Start difference. First operand 2986 states and 3675 transitions. Second operand has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-13 14:04:42,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:42,548 INFO L93 Difference]: Finished difference Result 2986 states and 3675 transitions. [2024-10-13 14:04:42,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:42,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 148 [2024-10-13 14:04:42,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:42,560 INFO L225 Difference]: With dead ends: 2986 [2024-10-13 14:04:42,561 INFO L226 Difference]: Without dead ends: 2984 [2024-10-13 14:04:42,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:42,561 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 54 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:42,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 113 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:42,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2984 states. [2024-10-13 14:04:42,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2984 to 2984. [2024-10-13 14:04:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2495 states have (on average 1.2012024048096193) internal successors, (2997), 2504 states have internal predecessors, (2997), 275 states have call successors, (275), 177 states have call predecessors, (275), 210 states have return successors, (381), 302 states have call predecessors, (381), 275 states have call successors, (381) [2024-10-13 14:04:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 3653 transitions. [2024-10-13 14:04:42,674 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 3653 transitions. Word has length 148 [2024-10-13 14:04:42,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:42,674 INFO L471 AbstractCegarLoop]: Abstraction has 2984 states and 3653 transitions. [2024-10-13 14:04:42,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-13 14:04:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3653 transitions. [2024-10-13 14:04:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-13 14:04:42,677 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:42,677 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:42,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:42,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:42,879 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:42,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:42,879 INFO L85 PathProgramCache]: Analyzing trace with hash -2031069771, now seen corresponding path program 1 times [2024-10-13 14:04:42,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:42,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960982690] [2024-10-13 14:04:42,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:42,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 14:04:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 14:04:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 14:04:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 14:04:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 14:04:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:42,932 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-10-13 14:04:42,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:42,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960982690] [2024-10-13 14:04:42,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960982690] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:42,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173563395] [2024-10-13 14:04:42,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:42,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:42,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:42,934 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:42,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-13 14:04:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:43,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-13 14:04:43,031 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:43,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173563395] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:43,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:43,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2024-10-13 14:04:43,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957585063] [2024-10-13 14:04:43,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:43,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:43,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:43,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:43,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:43,033 INFO L87 Difference]: Start difference. First operand 2984 states and 3653 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-13 14:04:43,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:43,141 INFO L93 Difference]: Finished difference Result 5316 states and 6616 transitions. [2024-10-13 14:04:43,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:43,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 151 [2024-10-13 14:04:43,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:43,154 INFO L225 Difference]: With dead ends: 5316 [2024-10-13 14:04:43,154 INFO L226 Difference]: Without dead ends: 2925 [2024-10-13 14:04:43,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:43,159 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 82 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:43,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 297 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:43,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2925 states. [2024-10-13 14:04:43,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2925 to 2924. [2024-10-13 14:04:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2435 states have (on average 1.188911704312115) internal successors, (2895), 2444 states have internal predecessors, (2895), 275 states have call successors, (275), 177 states have call predecessors, (275), 210 states have return successors, (381), 302 states have call predecessors, (381), 275 states have call successors, (381) [2024-10-13 14:04:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 3551 transitions. [2024-10-13 14:04:43,256 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 3551 transitions. Word has length 151 [2024-10-13 14:04:43,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:43,256 INFO L471 AbstractCegarLoop]: Abstraction has 2924 states and 3551 transitions. [2024-10-13 14:04:43,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-13 14:04:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 3551 transitions. [2024-10-13 14:04:43,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-13 14:04:43,258 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:43,259 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:43,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-13 14:04:43,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-13 14:04:43,460 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:43,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:43,460 INFO L85 PathProgramCache]: Analyzing trace with hash 366337742, now seen corresponding path program 1 times [2024-10-13 14:04:43,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:43,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845659612] [2024-10-13 14:04:43,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:43,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-10-13 14:04:43,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:43,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845659612] [2024-10-13 14:04:43,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845659612] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:43,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013443909] [2024-10-13 14:04:43,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:43,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:43,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:43,533 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:43,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-13 14:04:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:43,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:43,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-10-13 14:04:43,733 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 14:04:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-10-13 14:04:43,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013443909] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 14:04:43,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 14:04:43,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 2, 3] total 6 [2024-10-13 14:04:43,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680736170] [2024-10-13 14:04:43,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 14:04:43,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 14:04:43,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:43,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 14:04:43,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:43,868 INFO L87 Difference]: Start difference. First operand 2924 states and 3551 transitions. Second operand has 7 states, 6 states have (on average 32.5) internal successors, (195), 6 states have internal predecessors, (195), 4 states have call successors, (39), 4 states have call predecessors, (39), 3 states have return successors, (39), 4 states have call predecessors, (39), 4 states have call successors, (39) [2024-10-13 14:04:44,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:44,341 INFO L93 Difference]: Finished difference Result 9480 states and 11664 transitions. [2024-10-13 14:04:44,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 14:04:44,342 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 32.5) internal successors, (195), 6 states have internal predecessors, (195), 4 states have call successors, (39), 4 states have call predecessors, (39), 3 states have return successors, (39), 4 states have call predecessors, (39), 4 states have call successors, (39) Word has length 152 [2024-10-13 14:04:44,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:44,364 INFO L225 Difference]: With dead ends: 9480 [2024-10-13 14:04:44,365 INFO L226 Difference]: Without dead ends: 9472 [2024-10-13 14:04:44,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-10-13 14:04:44,369 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 494 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:44,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [506 Valid, 517 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:44,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9472 states. [2024-10-13 14:04:44,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9472 to 7686. [2024-10-13 14:04:44,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7686 states, 6469 states have (on average 1.1978667491111454) internal successors, (7749), 6492 states have internal predecessors, (7749), 689 states have call successors, (689), 431 states have call predecessors, (689), 524 states have return successors, (1059), 762 states have call predecessors, (1059), 689 states have call successors, (1059) [2024-10-13 14:04:44,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7686 states to 7686 states and 9497 transitions. [2024-10-13 14:04:44,708 INFO L78 Accepts]: Start accepts. Automaton has 7686 states and 9497 transitions. Word has length 152 [2024-10-13 14:04:44,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:44,710 INFO L471 AbstractCegarLoop]: Abstraction has 7686 states and 9497 transitions. [2024-10-13 14:04:44,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 32.5) internal successors, (195), 6 states have internal predecessors, (195), 4 states have call successors, (39), 4 states have call predecessors, (39), 3 states have return successors, (39), 4 states have call predecessors, (39), 4 states have call successors, (39) [2024-10-13 14:04:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 7686 states and 9497 transitions. [2024-10-13 14:04:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-10-13 14:04:44,712 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:44,712 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:44,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-13 14:04:44,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:44,917 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:44,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:44,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1747904501, now seen corresponding path program 1 times [2024-10-13 14:04:44,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:44,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990911824] [2024-10-13 14:04:44,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:44,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-13 14:04:44,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:44,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990911824] [2024-10-13 14:04:44,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990911824] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:44,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:44,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 14:04:44,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182862202] [2024-10-13 14:04:44,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:44,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:44,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:44,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:44,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:44,974 INFO L87 Difference]: Start difference. First operand 7686 states and 9497 transitions. Second operand has 4 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-10-13 14:04:45,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:45,255 INFO L93 Difference]: Finished difference Result 7875 states and 9707 transitions. [2024-10-13 14:04:45,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 14:04:45,256 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 160 [2024-10-13 14:04:45,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:45,274 INFO L225 Difference]: With dead ends: 7875 [2024-10-13 14:04:45,274 INFO L226 Difference]: Without dead ends: 7874 [2024-10-13 14:04:45,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:45,277 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 149 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:45,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 162 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:45,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7874 states. [2024-10-13 14:04:45,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7874 to 7685. [2024-10-13 14:04:45,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7685 states, 6469 states have (on average 1.1935384139743392) internal successors, (7721), 6491 states have internal predecessors, (7721), 689 states have call successors, (689), 431 states have call predecessors, (689), 524 states have return successors, (1059), 762 states have call predecessors, (1059), 689 states have call successors, (1059) [2024-10-13 14:04:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7685 states to 7685 states and 9469 transitions. [2024-10-13 14:04:45,562 INFO L78 Accepts]: Start accepts. Automaton has 7685 states and 9469 transitions. Word has length 160 [2024-10-13 14:04:45,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:45,562 INFO L471 AbstractCegarLoop]: Abstraction has 7685 states and 9469 transitions. [2024-10-13 14:04:45,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-10-13 14:04:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 7685 states and 9469 transitions. [2024-10-13 14:04:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-10-13 14:04:45,567 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:45,567 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:45,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-13 14:04:45,568 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:45,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:45,568 INFO L85 PathProgramCache]: Analyzing trace with hash 2078643530, now seen corresponding path program 1 times [2024-10-13 14:04:45,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:45,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738555138] [2024-10-13 14:04:45,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:45,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 14:04:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 14:04:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 14:04:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 14:04:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 14:04:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 14:04:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 14:04:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 14:04:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-13 14:04:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 14:04:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 14:04:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 14:04:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 36 proven. 34 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-10-13 14:04:45,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:45,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738555138] [2024-10-13 14:04:45,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738555138] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:45,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391926570] [2024-10-13 14:04:45,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:45,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:45,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:45,649 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:45,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-13 14:04:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:45,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:45,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-10-13 14:04:45,786 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:45,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [391926570] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:45,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:45,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-13 14:04:45,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033804957] [2024-10-13 14:04:45,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:45,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:45,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:45,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:45,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:45,787 INFO L87 Difference]: Start difference. First operand 7685 states and 9469 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-13 14:04:46,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:46,524 INFO L93 Difference]: Finished difference Result 19796 states and 24454 transitions. [2024-10-13 14:04:46,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:46,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 207 [2024-10-13 14:04:46,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:46,559 INFO L225 Difference]: With dead ends: 19796 [2024-10-13 14:04:46,560 INFO L226 Difference]: Without dead ends: 12445 [2024-10-13 14:04:46,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:46,574 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 62 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:46,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 315 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:46,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12445 states. [2024-10-13 14:04:47,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12445 to 12338. [2024-10-13 14:04:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12338 states, 10368 states have (on average 1.1860532407407407) internal successors, (12297), 10390 states have internal predecessors, (12297), 1143 states have call successors, (1143), 715 states have call predecessors, (1143), 824 states have return successors, (1681), 1232 states have call predecessors, (1681), 1143 states have call successors, (1681) [2024-10-13 14:04:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12338 states to 12338 states and 15121 transitions. [2024-10-13 14:04:47,428 INFO L78 Accepts]: Start accepts. Automaton has 12338 states and 15121 transitions. Word has length 207 [2024-10-13 14:04:47,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:47,428 INFO L471 AbstractCegarLoop]: Abstraction has 12338 states and 15121 transitions. [2024-10-13 14:04:47,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-13 14:04:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 12338 states and 15121 transitions. [2024-10-13 14:04:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-10-13 14:04:47,438 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:47,439 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:47,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:47,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-10-13 14:04:47,642 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:47,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:47,644 INFO L85 PathProgramCache]: Analyzing trace with hash 211934856, now seen corresponding path program 1 times [2024-10-13 14:04:47,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:47,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382245941] [2024-10-13 14:04:47,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:47,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 14:04:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 14:04:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 14:04:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 14:04:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 14:04:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 14:04:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 14:04:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 14:04:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-13 14:04:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 14:04:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 14:04:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 14:04:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 36 proven. 34 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-10-13 14:04:47,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:47,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382245941] [2024-10-13 14:04:47,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382245941] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:47,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725692642] [2024-10-13 14:04:47,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:47,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:47,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:47,732 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:47,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-13 14:04:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:47,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:47,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-10-13 14:04:47,855 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:47,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725692642] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:47,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:47,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-13 14:04:47,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47641228] [2024-10-13 14:04:47,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:47,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:47,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:47,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:47,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:47,857 INFO L87 Difference]: Start difference. First operand 12338 states and 15121 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-13 14:04:48,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:48,094 INFO L93 Difference]: Finished difference Result 17294 states and 21244 transitions. [2024-10-13 14:04:48,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:48,095 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 207 [2024-10-13 14:04:48,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:48,114 INFO L225 Difference]: With dead ends: 17294 [2024-10-13 14:04:48,114 INFO L226 Difference]: Without dead ends: 5241 [2024-10-13 14:04:48,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:48,126 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 8 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:48,127 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 243 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:48,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5241 states. [2024-10-13 14:04:48,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5241 to 5017. [2024-10-13 14:04:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5017 states, 4178 states have (on average 1.1646720919100049) internal successors, (4866), 4196 states have internal predecessors, (4866), 466 states have call successors, (466), 317 states have call predecessors, (466), 370 states have return successors, (729), 503 states have call predecessors, (729), 466 states have call successors, (729) [2024-10-13 14:04:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5017 states to 5017 states and 6061 transitions. [2024-10-13 14:04:48,332 INFO L78 Accepts]: Start accepts. Automaton has 5017 states and 6061 transitions. Word has length 207 [2024-10-13 14:04:48,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:48,334 INFO L471 AbstractCegarLoop]: Abstraction has 5017 states and 6061 transitions. [2024-10-13 14:04:48,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-13 14:04:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 5017 states and 6061 transitions. [2024-10-13 14:04:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-10-13 14:04:48,340 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:48,340 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:48,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-13 14:04:48,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-10-13 14:04:48,541 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:48,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:48,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1454998970, now seen corresponding path program 1 times [2024-10-13 14:04:48,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:48,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888748891] [2024-10-13 14:04:48,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:48,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 14:04:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 14:04:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 14:04:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 14:04:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 14:04:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 14:04:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 14:04:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 14:04:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-13 14:04:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 14:04:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 14:04:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 14:04:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-13 14:04:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-13 14:04:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 36 proven. 46 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-10-13 14:04:48,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:48,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888748891] [2024-10-13 14:04:48,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888748891] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:48,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772667468] [2024-10-13 14:04:48,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:48,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:48,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:48,669 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:48,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-13 14:04:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:48,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 14:04:48,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 299 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-10-13 14:04:48,879 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 14:04:49,001 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 78 proven. 1 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-10-13 14:04:49,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772667468] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 14:04:49,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 14:04:49,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 5] total 8 [2024-10-13 14:04:49,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9653149] [2024-10-13 14:04:49,002 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 14:04:49,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 14:04:49,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:49,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 14:04:49,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 14:04:49,003 INFO L87 Difference]: Start difference. First operand 5017 states and 6061 transitions. Second operand has 8 states, 8 states have (on average 24.125) internal successors, (193), 7 states have internal predecessors, (193), 5 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2024-10-13 14:04:49,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:49,540 INFO L93 Difference]: Finished difference Result 11322 states and 13689 transitions. [2024-10-13 14:04:49,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-13 14:04:49,541 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 24.125) internal successors, (193), 7 states have internal predecessors, (193), 5 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) Word has length 227 [2024-10-13 14:04:49,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:49,558 INFO L225 Difference]: With dead ends: 11322 [2024-10-13 14:04:49,558 INFO L226 Difference]: Without dead ends: 6518 [2024-10-13 14:04:49,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 524 GetRequests, 503 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2024-10-13 14:04:49,566 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 291 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:49,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 832 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 14:04:49,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6518 states. [2024-10-13 14:04:49,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6518 to 6397. [2024-10-13 14:04:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6397 states, 5301 states have (on average 1.1439351065836634) internal successors, (6064), 5336 states have internal predecessors, (6064), 603 states have call successors, (603), 408 states have call predecessors, (603), 490 states have return successors, (818), 652 states have call predecessors, (818), 603 states have call successors, (818) [2024-10-13 14:04:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6397 states to 6397 states and 7485 transitions. [2024-10-13 14:04:49,848 INFO L78 Accepts]: Start accepts. Automaton has 6397 states and 7485 transitions. Word has length 227 [2024-10-13 14:04:49,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:49,848 INFO L471 AbstractCegarLoop]: Abstraction has 6397 states and 7485 transitions. [2024-10-13 14:04:49,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 24.125) internal successors, (193), 7 states have internal predecessors, (193), 5 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2024-10-13 14:04:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 6397 states and 7485 transitions. [2024-10-13 14:04:49,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-10-13 14:04:49,853 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:49,853 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:49,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-13 14:04:50,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-10-13 14:04:50,058 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:50,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:50,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1138736764, now seen corresponding path program 1 times [2024-10-13 14:04:50,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:50,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476567160] [2024-10-13 14:04:50,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:50,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 14:04:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 14:04:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 14:04:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 14:04:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 14:04:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 14:04:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-13 14:04:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 14:04:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 14:04:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-13 14:04:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 14:04:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 14:04:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 14:04:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 14:04:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-10-13 14:04:50,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:50,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476567160] [2024-10-13 14:04:50,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476567160] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:50,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:50,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:50,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66522985] [2024-10-13 14:04:50,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:50,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:50,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:50,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:50,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:50,112 INFO L87 Difference]: Start difference. First operand 6397 states and 7485 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:50,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:50,399 INFO L93 Difference]: Finished difference Result 6672 states and 7795 transitions. [2024-10-13 14:04:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 14:04:50,400 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 229 [2024-10-13 14:04:50,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:50,415 INFO L225 Difference]: With dead ends: 6672 [2024-10-13 14:04:50,415 INFO L226 Difference]: Without dead ends: 6419 [2024-10-13 14:04:50,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:50,417 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 155 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:50,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 174 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:50,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6419 states. [2024-10-13 14:04:50,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6419 to 6375. [2024-10-13 14:04:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6375 states, 5285 states have (on average 1.1441816461684011) internal successors, (6047), 5320 states have internal predecessors, (6047), 600 states have call successors, (600), 405 states have call predecessors, (600), 487 states have return successors, (815), 649 states have call predecessors, (815), 600 states have call successors, (815) [2024-10-13 14:04:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6375 states to 6375 states and 7462 transitions. [2024-10-13 14:04:50,722 INFO L78 Accepts]: Start accepts. Automaton has 6375 states and 7462 transitions. Word has length 229 [2024-10-13 14:04:50,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:50,722 INFO L471 AbstractCegarLoop]: Abstraction has 6375 states and 7462 transitions. [2024-10-13 14:04:50,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-13 14:04:50,722 INFO L276 IsEmpty]: Start isEmpty. Operand 6375 states and 7462 transitions. [2024-10-13 14:04:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-10-13 14:04:50,727 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:50,727 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:50,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-13 14:04:50,727 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:50,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:50,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1803020724, now seen corresponding path program 1 times [2024-10-13 14:04:50,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:50,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940599932] [2024-10-13 14:04:50,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:50,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 14:04:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 14:04:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-13 14:04:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 14:04:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 14:04:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 14:04:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 14:04:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 14:04:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 14:04:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 14:04:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-13 14:04:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 14:04:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 14:04:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-13 14:04:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 14:04:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 14:04:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 14:04:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 14:04:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:50,821 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-10-13 14:04:50,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:50,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940599932] [2024-10-13 14:04:50,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940599932] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:50,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:50,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:50,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92878859] [2024-10-13 14:04:50,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:50,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:50,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:50,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:50,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:50,823 INFO L87 Difference]: Start difference. First operand 6375 states and 7462 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-13 14:04:51,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:51,181 INFO L93 Difference]: Finished difference Result 6420 states and 7517 transitions. [2024-10-13 14:04:51,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:51,182 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 234 [2024-10-13 14:04:51,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:51,194 INFO L225 Difference]: With dead ends: 6420 [2024-10-13 14:04:51,194 INFO L226 Difference]: Without dead ends: 6185 [2024-10-13 14:04:51,195 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:51,196 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 92 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:51,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 250 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:51,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6185 states. [2024-10-13 14:04:51,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6185 to 6141. [2024-10-13 14:04:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6141 states, 5089 states have (on average 1.1456081744940068) internal successors, (5830), 5124 states have internal predecessors, (5830), 579 states have call successors, (579), 390 states have call predecessors, (579), 470 states have return successors, (792), 626 states have call predecessors, (792), 579 states have call successors, (792) [2024-10-13 14:04:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6141 states to 6141 states and 7201 transitions. [2024-10-13 14:04:51,476 INFO L78 Accepts]: Start accepts. Automaton has 6141 states and 7201 transitions. Word has length 234 [2024-10-13 14:04:51,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:51,476 INFO L471 AbstractCegarLoop]: Abstraction has 6141 states and 7201 transitions. [2024-10-13 14:04:51,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-13 14:04:51,476 INFO L276 IsEmpty]: Start isEmpty. Operand 6141 states and 7201 transitions. [2024-10-13 14:04:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-10-13 14:04:51,481 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:51,481 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:51,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-13 14:04:51,481 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:51,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:51,482 INFO L85 PathProgramCache]: Analyzing trace with hash -402623621, now seen corresponding path program 1 times [2024-10-13 14:04:51,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:51,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199553081] [2024-10-13 14:04:51,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:51,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 14:04:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 14:04:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-13 14:04:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 14:04:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 14:04:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 14:04:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 14:04:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 14:04:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 62 proven. 8 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-10-13 14:04:51,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:51,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199553081] [2024-10-13 14:04:51,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199553081] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:51,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277785672] [2024-10-13 14:04:51,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:51,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:51,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:51,574 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:51,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-13 14:04:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:51,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 14:04:51,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:51,725 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-10-13 14:04:51,725 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:51,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277785672] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:51,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:51,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-10-13 14:04:51,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501484172] [2024-10-13 14:04:51,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:51,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:51,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:51,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:51,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:51,726 INFO L87 Difference]: Start difference. First operand 6141 states and 7201 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-13 14:04:51,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:51,885 INFO L93 Difference]: Finished difference Result 9841 states and 11558 transitions. [2024-10-13 14:04:51,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:51,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 242 [2024-10-13 14:04:51,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:51,898 INFO L225 Difference]: With dead ends: 9841 [2024-10-13 14:04:51,898 INFO L226 Difference]: Without dead ends: 3887 [2024-10-13 14:04:51,903 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 14:04:51,904 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 53 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:51,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 294 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:51,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3887 states. [2024-10-13 14:04:52,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3887 to 3736. [2024-10-13 14:04:52,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3736 states, 3181 states have (on average 1.1386356491669287) internal successors, (3622), 3183 states have internal predecessors, (3622), 301 states have call successors, (301), 204 states have call predecessors, (301), 251 states have return successors, (381), 348 states have call predecessors, (381), 301 states have call successors, (381) [2024-10-13 14:04:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 4304 transitions. [2024-10-13 14:04:52,053 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 4304 transitions. Word has length 242 [2024-10-13 14:04:52,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:52,054 INFO L471 AbstractCegarLoop]: Abstraction has 3736 states and 4304 transitions. [2024-10-13 14:04:52,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-13 14:04:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 4304 transitions. [2024-10-13 14:04:52,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-10-13 14:04:52,057 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:52,057 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:52,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-10-13 14:04:52,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-10-13 14:04:52,258 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:52,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:52,258 INFO L85 PathProgramCache]: Analyzing trace with hash 33848789, now seen corresponding path program 1 times [2024-10-13 14:04:52,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:52,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871901016] [2024-10-13 14:04:52,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:52,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 14:04:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 14:04:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-13 14:04:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 14:04:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 14:04:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 14:04:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 14:04:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 14:04:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,332 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 62 proven. 8 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-10-13 14:04:52,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:52,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871901016] [2024-10-13 14:04:52,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871901016] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:52,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082734944] [2024-10-13 14:04:52,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:52,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:52,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:52,334 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:52,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-13 14:04:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:52,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:52,431 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-10-13 14:04:52,431 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:52,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082734944] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:52,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:52,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2024-10-13 14:04:52,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433078365] [2024-10-13 14:04:52,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:52,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:52,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:52,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:52,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:52,433 INFO L87 Difference]: Start difference. First operand 3736 states and 4304 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-13 14:04:52,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:52,572 INFO L93 Difference]: Finished difference Result 7106 states and 8247 transitions. [2024-10-13 14:04:52,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 14:04:52,572 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 243 [2024-10-13 14:04:52,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:52,583 INFO L225 Difference]: With dead ends: 7106 [2024-10-13 14:04:52,583 INFO L226 Difference]: Without dead ends: 3461 [2024-10-13 14:04:52,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:52,587 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:52,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:52,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3461 states. [2024-10-13 14:04:52,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3461 to 3461. [2024-10-13 14:04:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3461 states, 2950 states have (on average 1.1345762711864407) internal successors, (3347), 2952 states have internal predecessors, (3347), 290 states have call successors, (290), 204 states have call predecessors, (290), 218 states have return successors, (326), 304 states have call predecessors, (326), 290 states have call successors, (326) [2024-10-13 14:04:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 3461 states and 3963 transitions. [2024-10-13 14:04:52,726 INFO L78 Accepts]: Start accepts. Automaton has 3461 states and 3963 transitions. Word has length 243 [2024-10-13 14:04:52,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:52,726 INFO L471 AbstractCegarLoop]: Abstraction has 3461 states and 3963 transitions. [2024-10-13 14:04:52,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-13 14:04:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 3963 transitions. [2024-10-13 14:04:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-10-13 14:04:52,729 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:52,729 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:52,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-10-13 14:04:52,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:52,930 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:52,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:52,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1727107927, now seen corresponding path program 1 times [2024-10-13 14:04:52,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:52,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359125610] [2024-10-13 14:04:52,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:52,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-13 14:04:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 14:04:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 14:04:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 14:04:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 14:04:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 14:04:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 14:04:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 14:04:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 14:04:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-13 14:04:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 14:04:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 14:04:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 14:04:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-13 14:04:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 14:04:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 14:04:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 83 proven. 18 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2024-10-13 14:04:52,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:52,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359125610] [2024-10-13 14:04:52,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359125610] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:52,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773233362] [2024-10-13 14:04:52,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:52,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:52,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:52,994 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:52,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-13 14:04:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:53,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:53,125 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-10-13 14:04:53,125 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:53,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773233362] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:53,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:53,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2024-10-13 14:04:53,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771483034] [2024-10-13 14:04:53,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:53,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:53,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:53,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:53,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:53,127 INFO L87 Difference]: Start difference. First operand 3461 states and 3963 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-13 14:04:53,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:53,278 INFO L93 Difference]: Finished difference Result 3790 states and 4343 transitions. [2024-10-13 14:04:53,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:53,278 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 247 [2024-10-13 14:04:53,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:53,287 INFO L225 Difference]: With dead ends: 3790 [2024-10-13 14:04:53,288 INFO L226 Difference]: Without dead ends: 3462 [2024-10-13 14:04:53,288 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:53,289 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 43 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:53,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 293 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:53,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3462 states. [2024-10-13 14:04:53,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3462 to 3461. [2024-10-13 14:04:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3461 states, 2950 states have (on average 1.1315254237288135) internal successors, (3338), 2952 states have internal predecessors, (3338), 290 states have call successors, (290), 204 states have call predecessors, (290), 218 states have return successors, (326), 304 states have call predecessors, (326), 290 states have call successors, (326) [2024-10-13 14:04:53,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 3461 states and 3954 transitions. [2024-10-13 14:04:53,422 INFO L78 Accepts]: Start accepts. Automaton has 3461 states and 3954 transitions. Word has length 247 [2024-10-13 14:04:53,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:53,423 INFO L471 AbstractCegarLoop]: Abstraction has 3461 states and 3954 transitions. [2024-10-13 14:04:53,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-13 14:04:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 3954 transitions. [2024-10-13 14:04:53,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-10-13 14:04:53,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:53,425 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:53,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:53,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:53,626 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:53,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:53,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1731678980, now seen corresponding path program 1 times [2024-10-13 14:04:53,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:53,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073133307] [2024-10-13 14:04:53,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:53,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-13 14:04:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 14:04:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-13 14:04:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 14:04:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 14:04:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 14:04:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 14:04:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-13 14:04:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2024-10-13 14:04:53,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:53,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073133307] [2024-10-13 14:04:53,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073133307] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:53,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:53,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:53,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731407662] [2024-10-13 14:04:53,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:53,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:53,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:53,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:53,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:53,682 INFO L87 Difference]: Start difference. First operand 3461 states and 3954 transitions. Second operand has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-13 14:04:53,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:53,941 INFO L93 Difference]: Finished difference Result 5573 states and 6364 transitions. [2024-10-13 14:04:53,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:53,941 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 250 [2024-10-13 14:04:53,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:53,953 INFO L225 Difference]: With dead ends: 5573 [2024-10-13 14:04:53,953 INFO L226 Difference]: Without dead ends: 3343 [2024-10-13 14:04:53,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:53,957 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 160 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:53,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 299 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:53,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3343 states. [2024-10-13 14:04:54,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3343 to 3337. [2024-10-13 14:04:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3337 states, 2834 states have (on average 1.1231474947071278) internal successors, (3183), 2836 states have internal predecessors, (3183), 286 states have call successors, (286), 200 states have call predecessors, (286), 214 states have return successors, (322), 300 states have call predecessors, (322), 286 states have call successors, (322) [2024-10-13 14:04:54,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 3337 states and 3791 transitions. [2024-10-13 14:04:54,102 INFO L78 Accepts]: Start accepts. Automaton has 3337 states and 3791 transitions. Word has length 250 [2024-10-13 14:04:54,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:54,102 INFO L471 AbstractCegarLoop]: Abstraction has 3337 states and 3791 transitions. [2024-10-13 14:04:54,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-13 14:04:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3791 transitions. [2024-10-13 14:04:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-10-13 14:04:54,105 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:54,105 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:54,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-10-13 14:04:54,105 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:54,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:54,106 INFO L85 PathProgramCache]: Analyzing trace with hash -2084121623, now seen corresponding path program 1 times [2024-10-13 14:04:54,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:54,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84240518] [2024-10-13 14:04:54,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:54,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 14:04:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-13 14:04:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 14:04:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 14:04:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 14:04:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 14:04:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 14:04:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 14:04:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 14:04:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 14:04:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-13 14:04:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 14:04:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-13 14:04:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 14:04:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 14:04:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 14:04:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 14:04:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 14:04:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2024-10-13 14:04:54,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:54,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84240518] [2024-10-13 14:04:54,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84240518] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:54,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:54,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:54,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366643909] [2024-10-13 14:04:54,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:54,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:54,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:54,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:54,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:54,165 INFO L87 Difference]: Start difference. First operand 3337 states and 3791 transitions. Second operand has 5 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-10-13 14:04:54,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:54,392 INFO L93 Difference]: Finished difference Result 3337 states and 3791 transitions. [2024-10-13 14:04:54,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 14:04:54,393 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 251 [2024-10-13 14:04:54,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:54,402 INFO L225 Difference]: With dead ends: 3337 [2024-10-13 14:04:54,403 INFO L226 Difference]: Without dead ends: 2989 [2024-10-13 14:04:54,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 14:04:54,404 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 143 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:54,404 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 417 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:54,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2989 states. [2024-10-13 14:04:54,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2989 to 2092. [2024-10-13 14:04:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1766 states have (on average 1.1143827859569648) internal successors, (1968), 1767 states have internal predecessors, (1968), 186 states have call successors, (186), 130 states have call predecessors, (186), 138 states have return successors, (210), 194 states have call predecessors, (210), 186 states have call successors, (210) [2024-10-13 14:04:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2364 transitions. [2024-10-13 14:04:54,508 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2364 transitions. Word has length 251 [2024-10-13 14:04:54,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:54,508 INFO L471 AbstractCegarLoop]: Abstraction has 2092 states and 2364 transitions. [2024-10-13 14:04:54,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-10-13 14:04:54,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2364 transitions. [2024-10-13 14:04:54,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2024-10-13 14:04:54,512 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:54,513 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:54,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-10-13 14:04:54,513 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:54,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:54,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1320123060, now seen corresponding path program 1 times [2024-10-13 14:04:54,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:54,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093686994] [2024-10-13 14:04:54,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 14:04:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 14:04:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 14:04:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 14:04:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-13 14:04:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 14:04:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 14:04:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-13 14:04:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 14:04:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 14:04:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 14:04:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 14:04:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-13 14:04:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 14:04:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 14:04:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 14:04:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 14:04:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-13 14:04:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 14:04:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-13 14:04:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 14:04:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 14:04:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 14:04:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-13 14:04:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 14:04:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 14:04:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 14:04:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 14:04:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-13 14:04:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-13 14:04:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-10-13 14:04:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 141 proven. 80 refuted. 0 times theorem prover too weak. 1373 trivial. 0 not checked. [2024-10-13 14:04:54,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:54,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093686994] [2024-10-13 14:04:54,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093686994] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:54,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145840877] [2024-10-13 14:04:54,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:54,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:54,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:54,611 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:54,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-13 14:04:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:54,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:54,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 1175 trivial. 0 not checked. [2024-10-13 14:04:54,828 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:54,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145840877] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:54,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:54,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2024-10-13 14:04:54,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524972016] [2024-10-13 14:04:54,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:54,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:04:54,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:54,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:04:54,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:54,830 INFO L87 Difference]: Start difference. First operand 2092 states and 2364 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-13 14:04:54,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:54,892 INFO L93 Difference]: Finished difference Result 3185 states and 3619 transitions. [2024-10-13 14:04:54,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:04:54,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 449 [2024-10-13 14:04:54,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:54,901 INFO L225 Difference]: With dead ends: 3185 [2024-10-13 14:04:54,901 INFO L226 Difference]: Without dead ends: 1315 [2024-10-13 14:04:54,903 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 534 GetRequests, 531 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:54,903 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 71 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:54,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 180 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:54,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1315 states. [2024-10-13 14:04:54,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1315 to 1315. [2024-10-13 14:04:54,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1315 states, 1125 states have (on average 1.1031111111111112) internal successors, (1241), 1126 states have internal predecessors, (1241), 106 states have call successors, (106), 74 states have call predecessors, (106), 82 states have return successors, (114), 114 states have call predecessors, (114), 106 states have call successors, (114) [2024-10-13 14:04:54,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1315 states and 1461 transitions. [2024-10-13 14:04:54,957 INFO L78 Accepts]: Start accepts. Automaton has 1315 states and 1461 transitions. Word has length 449 [2024-10-13 14:04:54,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:54,957 INFO L471 AbstractCegarLoop]: Abstraction has 1315 states and 1461 transitions. [2024-10-13 14:04:54,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-13 14:04:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1461 transitions. [2024-10-13 14:04:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-10-13 14:04:54,960 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:54,960 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:54,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:55,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-10-13 14:04:55,162 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:55,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:55,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1215997329, now seen corresponding path program 1 times [2024-10-13 14:04:55,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:55,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12709937] [2024-10-13 14:04:55,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:55,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 14:04:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 14:04:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 14:04:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 14:04:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 14:04:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-13 14:04:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 14:04:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 14:04:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 14:04:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 14:04:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 14:04:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 14:04:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 14:04:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 14:04:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 14:04:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 14:04:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-13 14:04:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 14:04:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 14:04:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 14:04:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 14:04:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 14:04:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-13 14:04:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-13 14:04:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 14:04:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-13 14:04:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-13 14:04:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-13 14:04:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 161 proven. 60 refuted. 0 times theorem prover too weak. 1347 trivial. 0 not checked. [2024-10-13 14:04:55,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:55,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12709937] [2024-10-13 14:04:55,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12709937] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:55,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286682471] [2024-10-13 14:04:55,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:55,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:55,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:55,281 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:55,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-13 14:04:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 14:04:55,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 575 proven. 0 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2024-10-13 14:04:55,430 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:55,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286682471] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:55,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:55,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2024-10-13 14:04:55,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862137614] [2024-10-13 14:04:55,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:55,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:55,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:55,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:55,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:55,432 INFO L87 Difference]: Start difference. First operand 1315 states and 1461 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-13 14:04:55,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:55,490 INFO L93 Difference]: Finished difference Result 2405 states and 2685 transitions. [2024-10-13 14:04:55,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 14:04:55,490 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 452 [2024-10-13 14:04:55,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:55,498 INFO L225 Difference]: With dead ends: 2405 [2024-10-13 14:04:55,499 INFO L226 Difference]: Without dead ends: 1163 [2024-10-13 14:04:55,500 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 535 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:55,500 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:55,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 331 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:04:55,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1163 states. [2024-10-13 14:04:55,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1163 to 1163. [2024-10-13 14:04:55,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1163 states, 989 states have (on average 1.1011122345803843) internal successors, (1089), 990 states have internal predecessors, (1089), 98 states have call successors, (98), 74 states have call predecessors, (98), 74 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2024-10-13 14:04:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1285 transitions. [2024-10-13 14:04:55,550 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1285 transitions. Word has length 452 [2024-10-13 14:04:55,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:55,550 INFO L471 AbstractCegarLoop]: Abstraction has 1163 states and 1285 transitions. [2024-10-13 14:04:55,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-13 14:04:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1285 transitions. [2024-10-13 14:04:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2024-10-13 14:04:55,553 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:55,553 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:55,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-10-13 14:04:55,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:55,754 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:55,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:55,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1702932011, now seen corresponding path program 1 times [2024-10-13 14:04:55,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:55,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049934974] [2024-10-13 14:04:55,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:55,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 14:04:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 14:04:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 14:04:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 14:04:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 14:04:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-13 14:04:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 14:04:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 14:04:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-13 14:04:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 14:04:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 14:04:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 14:04:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 14:04:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-13 14:04:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-13 14:04:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-13 14:04:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 14:04:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 14:04:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-13 14:04:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 14:04:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-13 14:04:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 14:04:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-13 14:04:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-13 14:04:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2024-10-13 14:04:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 14:04:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 14:04:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:55,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1538 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2024-10-13 14:04:55,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:55,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049934974] [2024-10-13 14:04:55,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049934974] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:55,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:04:55,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 14:04:55,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246997357] [2024-10-13 14:04:55,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:55,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 14:04:55,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:55,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 14:04:55,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 14:04:55,837 INFO L87 Difference]: Start difference. First operand 1163 states and 1285 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-13 14:04:56,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:56,000 INFO L93 Difference]: Finished difference Result 2440 states and 2704 transitions. [2024-10-13 14:04:56,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:56,000 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 464 [2024-10-13 14:04:56,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:56,008 INFO L225 Difference]: With dead ends: 2440 [2024-10-13 14:04:56,008 INFO L226 Difference]: Without dead ends: 960 [2024-10-13 14:04:56,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 14:04:56,010 INFO L432 NwaCegarLoop]: 169 mSDtfsCounter, 97 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:56,010 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 344 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:56,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2024-10-13 14:04:56,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 952. [2024-10-13 14:04:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 805 states have (on average 1.0881987577639751) internal successors, (876), 806 states have internal predecessors, (876), 83 states have call successors, (83), 62 states have call predecessors, (83), 62 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2024-10-13 14:04:56,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1042 transitions. [2024-10-13 14:04:56,060 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1042 transitions. Word has length 464 [2024-10-13 14:04:56,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:56,061 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1042 transitions. [2024-10-13 14:04:56,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-13 14:04:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1042 transitions. [2024-10-13 14:04:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-13 14:04:56,064 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:04:56,064 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:56,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-10-13 14:04:56,065 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 14:04:56,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:04:56,065 INFO L85 PathProgramCache]: Analyzing trace with hash -125076692, now seen corresponding path program 1 times [2024-10-13 14:04:56,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:04:56,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993292316] [2024-10-13 14:04:56,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:56,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:04:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:04:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 14:04:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 14:04:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 14:04:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 14:04:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 14:04:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 14:04:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 14:04:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 14:04:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 14:04:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 14:04:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 14:04:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 14:04:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 14:04:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 14:04:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 14:04:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 14:04:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 14:04:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-13 14:04:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 14:04:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-13 14:04:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 14:04:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 14:04:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 14:04:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 14:04:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 14:04:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 14:04:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 14:04:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-13 14:04:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 14:04:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 14:04:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 14:04:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 14:04:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 14:04:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 14:04:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 14:04:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-13 14:04:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-13 14:04:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-13 14:04:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2024-10-13 14:04:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2024-10-13 14:04:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1559 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1555 trivial. 0 not checked. [2024-10-13 14:04:56,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:04:56,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993292316] [2024-10-13 14:04:56,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993292316] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 14:04:56,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610991982] [2024-10-13 14:04:56,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:04:56,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:56,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:04:56,225 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 14:04:56,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-13 14:04:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:04:56,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 1178 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 14:04:56,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:04:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1559 backedges. 1189 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-13 14:04:56,906 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:04:56,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610991982] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:04:56,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 14:04:56,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 8 [2024-10-13 14:04:56,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443845884] [2024-10-13 14:04:56,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:04:56,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 14:04:56,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:04:56,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 14:04:56,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-13 14:04:56,908 INFO L87 Difference]: Start difference. First operand 952 states and 1042 transitions. Second operand has 5 states, 5 states have (on average 48.6) internal successors, (243), 4 states have internal predecessors, (243), 4 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2024-10-13 14:04:56,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:04:56,995 INFO L93 Difference]: Finished difference Result 956 states and 1046 transitions. [2024-10-13 14:04:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 14:04:56,995 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 48.6) internal successors, (243), 4 states have internal predecessors, (243), 4 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) Word has length 473 [2024-10-13 14:04:56,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:04:57,002 INFO L225 Difference]: With dead ends: 956 [2024-10-13 14:04:57,002 INFO L226 Difference]: Without dead ends: 0 [2024-10-13 14:04:57,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 556 GetRequests, 550 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-13 14:04:57,003 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 31 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 14:04:57,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 380 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 14:04:57,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-13 14:04:57,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-13 14:04:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 14:04:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-13 14:04:57,008 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 473 [2024-10-13 14:04:57,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:04:57,009 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 14:04:57,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 48.6) internal successors, (243), 4 states have internal predecessors, (243), 4 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2024-10-13 14:04:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-13 14:04:57,009 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-13 14:04:57,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-10-13 14:04:57,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-10-13 14:04:57,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-10-13 14:04:57,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 14:04:57,215 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:04:57,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.