./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/xcsp/AllInterval-009.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/xcsp/AllInterval-009.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 467fcaafa9af0a00772f5009c99943c6cb7078cb0bca94a00a243b41a6183129 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 14:38:35,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 14:38:35,579 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-06 14:38:35,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 14:38:35,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 14:38:35,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 14:38:35,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 14:38:35,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 14:38:35,606 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 14:38:35,606 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 14:38:35,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 14:38:35,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 14:38:35,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 14:38:35,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 14:38:35,608 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 14:38:35,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 14:38:35,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 14:38:35,608 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 14:38:35,608 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 14:38:35,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 14:38:35,609 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 14:38:35,609 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 14:38:35,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 14:38:35,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 14:38:35,611 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 467fcaafa9af0a00772f5009c99943c6cb7078cb0bca94a00a243b41a6183129 [2025-02-06 14:38:35,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 14:38:35,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 14:38:35,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 14:38:35,839 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 14:38:35,840 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 14:38:35,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-009.c [2025-02-06 14:38:37,000 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e45500b15/f1ebfb95789c48cb977fa27cc3d81787/FLAGdfd04901c [2025-02-06 14:38:37,239 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 14:38:37,240 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-009.c [2025-02-06 14:38:37,246 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e45500b15/f1ebfb95789c48cb977fa27cc3d81787/FLAGdfd04901c [2025-02-06 14:38:37,583 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e45500b15/f1ebfb95789c48cb977fa27cc3d81787 [2025-02-06 14:38:37,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 14:38:37,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 14:38:37,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 14:38:37,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 14:38:37,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 14:38:37,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f593d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37, skipping insertion in model container [2025-02-06 14:38:37,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,614 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 14:38:37,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 14:38:37,741 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 14:38:37,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 14:38:37,783 INFO L204 MainTranslator]: Completed translation [2025-02-06 14:38:37,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37 WrapperNode [2025-02-06 14:38:37,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 14:38:37,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 14:38:37,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 14:38:37,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 14:38:37,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,831 INFO L138 Inliner]: procedures = 13, calls = 114, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 289 [2025-02-06 14:38:37,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 14:38:37,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 14:38:37,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 14:38:37,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 14:38:37,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,841 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,859 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]. [2025-02-06 14:38:37,859 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,863 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 14:38:37,869 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 14:38:37,870 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 14:38:37,870 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 14:38:37,871 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (1/1) ... [2025-02-06 14:38:37,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 14:38:37,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:37,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 14:38:37,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 14:38:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 14:38:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 14:38:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 14:38:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 14:38:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2025-02-06 14:38:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2025-02-06 14:38:37,981 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 14:38:37,982 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 14:38:38,304 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2025-02-06 14:38:38,305 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 14:38:38,320 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 14:38:38,322 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 14:38:38,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:38:38 BoogieIcfgContainer [2025-02-06 14:38:38,322 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 14:38:38,324 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 14:38:38,324 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 14:38:38,328 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 14:38:38,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 02:38:37" (1/3) ... [2025-02-06 14:38:38,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ba1b231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:38:38, skipping insertion in model container [2025-02-06 14:38:38,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:38:37" (2/3) ... [2025-02-06 14:38:38,330 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ba1b231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:38:38, skipping insertion in model container [2025-02-06 14:38:38,330 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:38:38" (3/3) ... [2025-02-06 14:38:38,331 INFO L128 eAbstractionObserver]: Analyzing ICFG AllInterval-009.c [2025-02-06 14:38:38,342 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 14:38:38,344 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG AllInterval-009.c that has 2 procedures, 215 locations, 1 initial locations, 0 loop locations, and 32 error locations. [2025-02-06 14:38:38,390 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 14:38:38,398 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;@69c99e7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 14:38:38,398 INFO L334 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2025-02-06 14:38:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 75 states have (on average 1.5466666666666666) internal successors, (116), 107 states have internal predecessors, (116), 106 states have call successors, (106), 1 states have call predecessors, (106), 1 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) [2025-02-06 14:38:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2025-02-06 14:38:38,420 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:38,420 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:38,421 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:38,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:38,425 INFO L85 PathProgramCache]: Analyzing trace with hash 2017997376, now seen corresponding path program 1 times [2025-02-06 14:38:38,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:38,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639277134] [2025-02-06 14:38:38,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:38,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:38,507 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-02-06 14:38:38,527 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-02-06 14:38:38,527 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:38,528 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2025-02-06 14:38:38,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:38,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639277134] [2025-02-06 14:38:38,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639277134] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:38,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1809719258] [2025-02-06 14:38:38,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:38,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:38,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:38,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:38,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 14:38:38,844 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-02-06 14:38:38,974 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-02-06 14:38:38,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:38,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:38,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 14:38:38,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:39,053 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2025-02-06 14:38:39,054 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 14:38:39,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1809719258] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:38:39,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 14:38:39,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 14:38:39,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894068087] [2025-02-06 14:38:39,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:38:39,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 14:38:39,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:39,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 14:38:39,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 14:38:39,083 INFO L87 Difference]: Start difference. First operand has 215 states, 75 states have (on average 1.5466666666666666) internal successors, (116), 107 states have internal predecessors, (116), 106 states have call successors, (106), 1 states have call predecessors, (106), 1 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) [2025-02-06 14:38:39,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:39,134 INFO L93 Difference]: Finished difference Result 423 states and 755 transitions. [2025-02-06 14:38:39,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 14:38:39,135 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) Word has length 511 [2025-02-06 14:38:39,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:39,144 INFO L225 Difference]: With dead ends: 423 [2025-02-06 14:38:39,145 INFO L226 Difference]: Without dead ends: 208 [2025-02-06 14:38:39,150 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 512 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 14:38:39,155 INFO L435 NwaCegarLoop]: 323 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:39,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:38:39,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2025-02-06 14:38:39,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2025-02-06 14:38:39,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 70 states have (on average 1.542857142857143) internal successors, (108), 101 states have internal predecessors, (108), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:39,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 318 transitions. [2025-02-06 14:38:39,230 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 318 transitions. Word has length 511 [2025-02-06 14:38:39,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:39,231 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 318 transitions. [2025-02-06 14:38:39,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) [2025-02-06 14:38:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 318 transitions. [2025-02-06 14:38:39,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2025-02-06 14:38:39,242 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:39,243 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:39,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 14:38:39,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-06 14:38:39,444 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:39,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:39,445 INFO L85 PathProgramCache]: Analyzing trace with hash 877080992, now seen corresponding path program 1 times [2025-02-06 14:38:39,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:39,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359698603] [2025-02-06 14:38:39,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:39,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:39,464 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-02-06 14:38:39,576 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-02-06 14:38:39,576 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:39,576 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 570 refuted. 0 times theorem prover too weak. 18436 trivial. 0 not checked. [2025-02-06 14:38:40,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:40,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359698603] [2025-02-06 14:38:40,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359698603] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:40,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379163002] [2025-02-06 14:38:40,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:40,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:40,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:40,767 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:40,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-06 14:38:40,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-02-06 14:38:40,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-02-06 14:38:40,978 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:40,978 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:40,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:40,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:41,532 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:42,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1379163002] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:42,066 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:42,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-06 14:38:42,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374626768] [2025-02-06 14:38:42,066 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:42,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 14:38:42,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:42,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 14:38:42,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:42,071 INFO L87 Difference]: Start difference. First operand 208 states and 318 transitions. Second operand has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) [2025-02-06 14:38:42,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:42,541 INFO L93 Difference]: Finished difference Result 208 states and 318 transitions. [2025-02-06 14:38:42,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 14:38:42,542 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) Word has length 511 [2025-02-06 14:38:42,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:42,549 INFO L225 Difference]: With dead ends: 208 [2025-02-06 14:38:42,549 INFO L226 Difference]: Without dead ends: 207 [2025-02-06 14:38:42,549 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1028 GetRequests, 1019 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:38:42,550 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 2 mSDsluCounter, 846 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1054 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:42,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1054 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:38:42,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2025-02-06 14:38:42,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2025-02-06 14:38:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 70 states have (on average 1.5285714285714285) internal successors, (107), 100 states have internal predecessors, (107), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 317 transitions. [2025-02-06 14:38:42,583 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 317 transitions. Word has length 511 [2025-02-06 14:38:42,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:42,585 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 317 transitions. [2025-02-06 14:38:42,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) [2025-02-06 14:38:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 317 transitions. [2025-02-06 14:38:42,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2025-02-06 14:38:42,595 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:42,596 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:42,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-06 14:38:42,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:42,797 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:42,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:42,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1419707042, now seen corresponding path program 1 times [2025-02-06 14:38:42,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:42,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107254270] [2025-02-06 14:38:42,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:42,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:42,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 512 statements into 1 equivalence classes. [2025-02-06 14:38:42,876 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 512 of 512 statements. [2025-02-06 14:38:42,876 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:42,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:43,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:43,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107254270] [2025-02-06 14:38:43,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107254270] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:43,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031921517] [2025-02-06 14:38:43,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:43,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:43,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:43,396 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:43,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-06 14:38:43,452 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 512 statements into 1 equivalence classes. [2025-02-06 14:38:43,549 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 512 of 512 statements. [2025-02-06 14:38:43,549 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:43,549 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:43,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:43,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:43,925 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:43,926 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:44,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031921517] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:44,370 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:44,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2025-02-06 14:38:44,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505244460] [2025-02-06 14:38:44,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:44,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 14:38:44,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:44,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 14:38:44,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:44,373 INFO L87 Difference]: Start difference. First operand 207 states and 317 transitions. Second operand has 10 states, 8 states have (on average 8.625) internal successors, (69), 10 states have internal predecessors, (69), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-02-06 14:38:44,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:44,904 INFO L93 Difference]: Finished difference Result 207 states and 317 transitions. [2025-02-06 14:38:44,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:38:44,905 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.625) internal successors, (69), 10 states have internal predecessors, (69), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) Word has length 512 [2025-02-06 14:38:44,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:44,910 INFO L225 Difference]: With dead ends: 207 [2025-02-06 14:38:44,910 INFO L226 Difference]: Without dead ends: 206 [2025-02-06 14:38:44,911 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1028 GetRequests, 1019 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:44,911 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 0 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1256 SdHoareTripleChecker+Invalid, 806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:44,912 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1256 Invalid, 806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 14:38:44,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2025-02-06 14:38:44,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2025-02-06 14:38:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 99 states have internal predecessors, (106), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 316 transitions. [2025-02-06 14:38:44,937 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 316 transitions. Word has length 512 [2025-02-06 14:38:44,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:44,938 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 316 transitions. [2025-02-06 14:38:44,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.625) internal successors, (69), 10 states have internal predecessors, (69), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-02-06 14:38:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 316 transitions. [2025-02-06 14:38:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2025-02-06 14:38:44,941 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:44,941 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:44,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-06 14:38:45,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:45,142 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:45,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:45,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1461130688, now seen corresponding path program 1 times [2025-02-06 14:38:45,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:45,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259926044] [2025-02-06 14:38:45,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:45,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:45,160 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 514 statements into 1 equivalence classes. [2025-02-06 14:38:45,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 514 of 514 statements. [2025-02-06 14:38:45,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:45,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19012 trivial. 0 not checked. [2025-02-06 14:38:45,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:45,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259926044] [2025-02-06 14:38:45,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259926044] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 14:38:45,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 14:38:45,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 14:38:45,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267816062] [2025-02-06 14:38:45,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 14:38:45,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 14:38:45,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:45,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 14:38:45,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:38:45,276 INFO L87 Difference]: Start difference. First operand 206 states and 316 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) [2025-02-06 14:38:45,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:45,335 INFO L93 Difference]: Finished difference Result 206 states and 316 transitions. [2025-02-06 14:38:45,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 14:38:45,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) Word has length 514 [2025-02-06 14:38:45,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:45,337 INFO L225 Difference]: With dead ends: 206 [2025-02-06 14:38:45,338 INFO L226 Difference]: Without dead ends: 198 [2025-02-06 14:38:45,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 14:38:45,338 INFO L435 NwaCegarLoop]: 285 mSDtfsCounter, 8 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:45,339 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 538 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 14:38:45,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2025-02-06 14:38:45,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2025-02-06 14:38:45,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 70 states have (on average 1.4) internal successors, (98), 91 states have internal predecessors, (98), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 308 transitions. [2025-02-06 14:38:45,360 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 308 transitions. Word has length 514 [2025-02-06 14:38:45,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:45,361 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 308 transitions. [2025-02-06 14:38:45,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) [2025-02-06 14:38:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2025-02-06 14:38:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2025-02-06 14:38:45,367 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:45,367 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:45,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 14:38:45,368 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:45,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:45,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1949588989, now seen corresponding path program 1 times [2025-02-06 14:38:45,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:45,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562653409] [2025-02-06 14:38:45,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:45,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:45,380 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 515 statements into 1 equivalence classes. [2025-02-06 14:38:45,433 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 515 of 515 statements. [2025-02-06 14:38:45,433 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:45,433 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 570 refuted. 0 times theorem prover too weak. 18436 trivial. 0 not checked. [2025-02-06 14:38:45,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:45,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562653409] [2025-02-06 14:38:45,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562653409] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:45,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82084327] [2025-02-06 14:38:45,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:45,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:45,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:45,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:45,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-06 14:38:45,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 515 statements into 1 equivalence classes. [2025-02-06 14:38:45,930 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 515 of 515 statements. [2025-02-06 14:38:45,930 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:45,930 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:45,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:38:45,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:46,291 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-06 14:38:46,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82084327] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:46,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:46,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-06 14:38:46,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008034207] [2025-02-06 14:38:46,738 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:46,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 14:38:46,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:46,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 14:38:46,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:38:46,740 INFO L87 Difference]: Start difference. First operand 198 states and 308 transitions. Second operand has 11 states, 10 states have (on average 7.6) internal successors, (76), 11 states have internal predecessors, (76), 5 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-02-06 14:38:47,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:47,141 INFO L93 Difference]: Finished difference Result 198 states and 308 transitions. [2025-02-06 14:38:47,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 14:38:47,142 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.6) internal successors, (76), 11 states have internal predecessors, (76), 5 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) Word has length 515 [2025-02-06 14:38:47,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:47,144 INFO L225 Difference]: With dead ends: 198 [2025-02-06 14:38:47,144 INFO L226 Difference]: Without dead ends: 197 [2025-02-06 14:38:47,144 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1037 GetRequests, 1026 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-06 14:38:47,145 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:47,145 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 950 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:38:47,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2025-02-06 14:38:47,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2025-02-06 14:38:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 90 states have internal predecessors, (97), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 307 transitions. [2025-02-06 14:38:47,159 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 307 transitions. Word has length 515 [2025-02-06 14:38:47,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:47,159 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 307 transitions. [2025-02-06 14:38:47,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.6) internal successors, (76), 11 states have internal predecessors, (76), 5 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-02-06 14:38:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 307 transitions. [2025-02-06 14:38:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2025-02-06 14:38:47,162 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:47,162 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:47,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-06 14:38:47,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:47,363 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:47,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:47,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1749457061, now seen corresponding path program 1 times [2025-02-06 14:38:47,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:47,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927155515] [2025-02-06 14:38:47,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:47,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:47,375 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 520 statements into 1 equivalence classes. [2025-02-06 14:38:47,398 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 520 of 520 statements. [2025-02-06 14:38:47,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:47,399 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:47,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:47,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927155515] [2025-02-06 14:38:47,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927155515] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:47,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971937691] [2025-02-06 14:38:47,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:47,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:47,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:47,616 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:47,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-06 14:38:47,663 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 520 statements into 1 equivalence classes. [2025-02-06 14:38:47,737 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 520 of 520 statements. [2025-02-06 14:38:47,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:47,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:47,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:47,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:48,053 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:48,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971937691] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:48,438 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:48,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-06 14:38:48,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797610340] [2025-02-06 14:38:48,438 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:48,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 14:38:48,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:48,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 14:38:48,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:48,441 INFO L87 Difference]: Start difference. First operand 197 states and 307 transitions. Second operand has 10 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 6 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 6 states have call predecessors, (291), 6 states have call successors, (291) [2025-02-06 14:38:48,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:48,903 INFO L93 Difference]: Finished difference Result 197 states and 307 transitions. [2025-02-06 14:38:48,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:38:48,904 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 6 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 6 states have call predecessors, (291), 6 states have call successors, (291) Word has length 520 [2025-02-06 14:38:48,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:48,906 INFO L225 Difference]: With dead ends: 197 [2025-02-06 14:38:48,906 INFO L226 Difference]: Without dead ends: 196 [2025-02-06 14:38:48,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1043 GetRequests, 1035 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:48,907 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 8 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 822 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:48,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 1136 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 822 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:38:48,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2025-02-06 14:38:48,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2025-02-06 14:38:48,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 70 states have (on average 1.3714285714285714) internal successors, (96), 89 states have internal predecessors, (96), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:48,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 306 transitions. [2025-02-06 14:38:48,920 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 306 transitions. Word has length 520 [2025-02-06 14:38:48,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:48,920 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 306 transitions. [2025-02-06 14:38:48,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 6 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 6 states have call predecessors, (291), 6 states have call successors, (291) [2025-02-06 14:38:48,921 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 306 transitions. [2025-02-06 14:38:48,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2025-02-06 14:38:48,923 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:48,923 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:48,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-02-06 14:38:49,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:49,124 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:49,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:49,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1601406011, now seen corresponding path program 1 times [2025-02-06 14:38:49,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:49,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101542647] [2025-02-06 14:38:49,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:49,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:49,140 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 521 statements into 1 equivalence classes. [2025-02-06 14:38:49,194 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 521 of 521 statements. [2025-02-06 14:38:49,194 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:49,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:49,466 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:49,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:49,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101542647] [2025-02-06 14:38:49,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101542647] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:49,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [565511976] [2025-02-06 14:38:49,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:49,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:49,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:49,470 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:49,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-02-06 14:38:49,520 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 521 statements into 1 equivalence classes. [2025-02-06 14:38:49,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 521 of 521 statements. [2025-02-06 14:38:49,601 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:49,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:49,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:49,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:49,876 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:50,290 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:50,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [565511976] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:50,290 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:50,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2025-02-06 14:38:50,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714165443] [2025-02-06 14:38:50,290 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:50,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-02-06 14:38:50,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:50,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-02-06 14:38:50,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2025-02-06 14:38:50,293 INFO L87 Difference]: Start difference. First operand 196 states and 306 transitions. Second operand has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 8 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 7 states have call predecessors, (293), 8 states have call successors, (293) [2025-02-06 14:38:50,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:50,758 INFO L93 Difference]: Finished difference Result 196 states and 306 transitions. [2025-02-06 14:38:50,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-06 14:38:50,759 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 8 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 7 states have call predecessors, (293), 8 states have call successors, (293) Word has length 521 [2025-02-06 14:38:50,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:50,761 INFO L225 Difference]: With dead ends: 196 [2025-02-06 14:38:50,761 INFO L226 Difference]: Without dead ends: 195 [2025-02-06 14:38:50,761 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1051 GetRequests, 1036 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2025-02-06 14:38:50,762 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 29 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:50,762 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 1261 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:38:50,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-02-06 14:38:50,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2025-02-06 14:38:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 70 states have (on average 1.3571428571428572) internal successors, (95), 88 states have internal predecessors, (95), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:50,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 305 transitions. [2025-02-06 14:38:50,782 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 305 transitions. Word has length 521 [2025-02-06 14:38:50,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:50,782 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 305 transitions. [2025-02-06 14:38:50,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 8 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 7 states have call predecessors, (293), 8 states have call successors, (293) [2025-02-06 14:38:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 305 transitions. [2025-02-06 14:38:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2025-02-06 14:38:50,785 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:50,785 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:50,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-02-06 14:38:50,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-02-06 14:38:50,986 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:50,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:50,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1010197704, now seen corresponding path program 1 times [2025-02-06 14:38:50,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:50,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037101686] [2025-02-06 14:38:50,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:50,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:50,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 524 statements into 1 equivalence classes. [2025-02-06 14:38:51,022 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 524 of 524 statements. [2025-02-06 14:38:51,022 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:51,022 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 18 proven. 564 refuted. 0 times theorem prover too weak. 18822 trivial. 0 not checked. [2025-02-06 14:38:51,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:51,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037101686] [2025-02-06 14:38:51,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037101686] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:51,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728234534] [2025-02-06 14:38:51,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:51,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:51,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:51,370 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:51,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-02-06 14:38:51,419 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 524 statements into 1 equivalence classes. [2025-02-06 14:38:51,493 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 524 of 524 statements. [2025-02-06 14:38:51,494 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:51,494 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:51,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:38:51,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:51,792 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:52,164 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-06 14:38:52,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [728234534] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:52,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:52,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-06 14:38:52,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594626662] [2025-02-06 14:38:52,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:52,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 14:38:52,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:52,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 14:38:52,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:38:52,167 INFO L87 Difference]: Start difference. First operand 195 states and 305 transitions. Second operand has 11 states, 10 states have (on average 8.6) internal successors, (86), 11 states have internal predecessors, (86), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (289), 5 states have call predecessors, (289), 5 states have call successors, (289) [2025-02-06 14:38:52,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:52,733 INFO L93 Difference]: Finished difference Result 195 states and 305 transitions. [2025-02-06 14:38:52,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 14:38:52,734 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 8.6) internal successors, (86), 11 states have internal predecessors, (86), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (289), 5 states have call predecessors, (289), 5 states have call successors, (289) Word has length 524 [2025-02-06 14:38:52,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:52,736 INFO L225 Difference]: With dead ends: 195 [2025-02-06 14:38:52,736 INFO L226 Difference]: Without dead ends: 194 [2025-02-06 14:38:52,736 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1055 GetRequests, 1044 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-06 14:38:52,737 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 6 mSDsluCounter, 1188 mSDsCounter, 0 mSdLazyCounter, 1170 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1378 SdHoareTripleChecker+Invalid, 1170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:52,737 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1378 Invalid, 1170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1170 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 14:38:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-02-06 14:38:52,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2025-02-06 14:38:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 70 states have (on average 1.3428571428571427) internal successors, (94), 87 states have internal predecessors, (94), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 304 transitions. [2025-02-06 14:38:52,750 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 304 transitions. Word has length 524 [2025-02-06 14:38:52,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:52,751 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 304 transitions. [2025-02-06 14:38:52,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 8.6) internal successors, (86), 11 states have internal predecessors, (86), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (289), 5 states have call predecessors, (289), 5 states have call successors, (289) [2025-02-06 14:38:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 304 transitions. [2025-02-06 14:38:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2025-02-06 14:38:52,753 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:52,754 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:52,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-02-06 14:38:52,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:52,954 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:52,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:52,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1252044012, now seen corresponding path program 1 times [2025-02-06 14:38:52,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:52,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662934989] [2025-02-06 14:38:52,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:52,964 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 529 statements into 1 equivalence classes. [2025-02-06 14:38:52,984 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 529 of 529 statements. [2025-02-06 14:38:52,985 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:52,985 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:53,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:53,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662934989] [2025-02-06 14:38:53,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662934989] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:53,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761316408] [2025-02-06 14:38:53,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:53,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:53,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:53,174 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:53,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-02-06 14:38:53,225 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 529 statements into 1 equivalence classes. [2025-02-06 14:38:53,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 529 of 529 statements. [2025-02-06 14:38:53,306 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:53,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:53,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:53,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:53,563 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:53,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761316408] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:53,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:53,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-06 14:38:53,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111502780] [2025-02-06 14:38:53,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:53,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 14:38:53,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:53,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 14:38:53,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:53,935 INFO L87 Difference]: Start difference. First operand 194 states and 304 transitions. Second operand has 10 states, 9 states have (on average 9.666666666666666) internal successors, (87), 8 states have internal predecessors, (87), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-02-06 14:38:54,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:54,235 INFO L93 Difference]: Finished difference Result 194 states and 304 transitions. [2025-02-06 14:38:54,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:38:54,236 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 9.666666666666666) internal successors, (87), 8 states have internal predecessors, (87), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) Word has length 529 [2025-02-06 14:38:54,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:54,238 INFO L225 Difference]: With dead ends: 194 [2025-02-06 14:38:54,238 INFO L226 Difference]: Without dead ends: 193 [2025-02-06 14:38:54,239 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1061 GetRequests, 1053 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:54,239 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 14 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:54,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 760 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 14:38:54,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2025-02-06 14:38:54,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2025-02-06 14:38:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 86 states have internal predecessors, (93), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 303 transitions. [2025-02-06 14:38:54,257 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 303 transitions. Word has length 529 [2025-02-06 14:38:54,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:54,258 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 303 transitions. [2025-02-06 14:38:54,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 9.666666666666666) internal successors, (87), 8 states have internal predecessors, (87), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-02-06 14:38:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 303 transitions. [2025-02-06 14:38:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2025-02-06 14:38:54,260 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:54,261 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:54,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-02-06 14:38:54,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:54,462 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:54,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:54,462 INFO L85 PathProgramCache]: Analyzing trace with hash 158658750, now seen corresponding path program 1 times [2025-02-06 14:38:54,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:54,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946014545] [2025-02-06 14:38:54,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:54,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:54,475 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 530 statements into 1 equivalence classes. [2025-02-06 14:38:54,496 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 530 of 530 statements. [2025-02-06 14:38:54,496 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:54,496 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:54,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:54,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946014545] [2025-02-06 14:38:54,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946014545] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:54,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005267466] [2025-02-06 14:38:54,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:54,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:54,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:54,694 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:54,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-02-06 14:38:54,742 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 530 statements into 1 equivalence classes. [2025-02-06 14:38:54,826 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 530 of 530 statements. [2025-02-06 14:38:54,826 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:54,826 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:54,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:54,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:55,106 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:55,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005267466] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:55,478 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:55,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-06 14:38:55,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149364796] [2025-02-06 14:38:55,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:55,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-06 14:38:55,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:55,479 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 14:38:55,479 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-06 14:38:55,480 INFO L87 Difference]: Start difference. First operand 193 states and 303 transitions. Second operand has 8 states, 7 states have (on average 9.0) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-06 14:38:55,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:55,801 INFO L93 Difference]: Finished difference Result 193 states and 303 transitions. [2025-02-06 14:38:55,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:38:55,802 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.0) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 530 [2025-02-06 14:38:55,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:55,804 INFO L225 Difference]: With dead ends: 193 [2025-02-06 14:38:55,804 INFO L226 Difference]: Without dead ends: 192 [2025-02-06 14:38:55,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1063 GetRequests, 1056 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-06 14:38:55,804 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 18 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:55,805 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 598 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 14:38:55,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2025-02-06 14:38:55,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2025-02-06 14:38:55,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 70 states have (on average 1.3142857142857143) internal successors, (92), 85 states have internal predecessors, (92), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 302 transitions. [2025-02-06 14:38:55,831 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 302 transitions. Word has length 530 [2025-02-06 14:38:55,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:55,832 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 302 transitions. [2025-02-06 14:38:55,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.0) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-06 14:38:55,832 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 302 transitions. [2025-02-06 14:38:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2025-02-06 14:38:55,837 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:55,838 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:55,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-02-06 14:38:56,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:56,039 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:56,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:56,040 INFO L85 PathProgramCache]: Analyzing trace with hash 2138836297, now seen corresponding path program 1 times [2025-02-06 14:38:56,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:56,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124341328] [2025-02-06 14:38:56,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:56,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:56,054 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 533 statements into 1 equivalence classes. [2025-02-06 14:38:56,083 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 533 of 533 statements. [2025-02-06 14:38:56,083 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:56,083 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:56,281 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-06 14:38:56,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:56,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124341328] [2025-02-06 14:38:56,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124341328] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:56,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150812533] [2025-02-06 14:38:56,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:56,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:56,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:56,287 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:56,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-02-06 14:38:56,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 533 statements into 1 equivalence classes. [2025-02-06 14:38:56,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 533 of 533 statements. [2025-02-06 14:38:56,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:56,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:56,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-02-06 14:38:56,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-02-06 14:38:56,883 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-02-06 14:38:57,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150812533] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:57,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:57,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2025-02-06 14:38:57,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829869617] [2025-02-06 14:38:57,335 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:57,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-02-06 14:38:57,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:57,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-02-06 14:38:57,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2025-02-06 14:38:57,338 INFO L87 Difference]: Start difference. First operand 192 states and 302 transitions. Second operand has 21 states, 19 states have (on average 5.052631578947368) internal successors, (96), 20 states have internal predecessors, (96), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) [2025-02-06 14:38:58,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:58,143 INFO L93 Difference]: Finished difference Result 196 states and 307 transitions. [2025-02-06 14:38:58,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-02-06 14:38:58,143 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 5.052631578947368) internal successors, (96), 20 states have internal predecessors, (96), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) Word has length 533 [2025-02-06 14:38:58,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:58,145 INFO L225 Difference]: With dead ends: 196 [2025-02-06 14:38:58,145 INFO L226 Difference]: Without dead ends: 195 [2025-02-06 14:38:58,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1077 GetRequests, 1050 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2025-02-06 14:38:58,146 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 93 mSDsluCounter, 1445 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 1625 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:58,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 1625 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-06 14:38:58,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-02-06 14:38:58,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 191. [2025-02-06 14:38:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 70 states have (on average 1.3) internal successors, (91), 84 states have internal predecessors, (91), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:58,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 301 transitions. [2025-02-06 14:38:58,177 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 301 transitions. Word has length 533 [2025-02-06 14:38:58,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:58,178 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 301 transitions. [2025-02-06 14:38:58,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 5.052631578947368) internal successors, (96), 20 states have internal predecessors, (96), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) [2025-02-06 14:38:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 301 transitions. [2025-02-06 14:38:58,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2025-02-06 14:38:58,181 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:58,181 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:58,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-02-06 14:38:58,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:58,382 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:58,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:58,383 INFO L85 PathProgramCache]: Analyzing trace with hash -994552985, now seen corresponding path program 1 times [2025-02-06 14:38:58,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:58,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153350703] [2025-02-06 14:38:58,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:58,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:58,396 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 538 statements into 1 equivalence classes. [2025-02-06 14:38:58,420 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 538 of 538 statements. [2025-02-06 14:38:58,421 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:58,421 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:58,588 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:38:58,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:38:58,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153350703] [2025-02-06 14:38:58,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153350703] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:38:58,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274030742] [2025-02-06 14:38:58,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:58,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:38:58,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:38:58,592 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:38:58,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-02-06 14:38:58,638 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 538 statements into 1 equivalence classes. [2025-02-06 14:38:58,717 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 538 of 538 statements. [2025-02-06 14:38:58,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:58,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:38:58,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:38:58,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:38:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:38:59,037 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:38:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:38:59,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274030742] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:38:59,336 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:38:59,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-06 14:38:59,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057740864] [2025-02-06 14:38:59,336 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:38:59,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 14:38:59,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:38:59,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 14:38:59,337 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:59,338 INFO L87 Difference]: Start difference. First operand 191 states and 301 transitions. Second operand has 10 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) [2025-02-06 14:38:59,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:38:59,676 INFO L93 Difference]: Finished difference Result 191 states and 301 transitions. [2025-02-06 14:38:59,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 14:38:59,677 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) Word has length 538 [2025-02-06 14:38:59,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:38:59,679 INFO L225 Difference]: With dead ends: 191 [2025-02-06 14:38:59,679 INFO L226 Difference]: Without dead ends: 190 [2025-02-06 14:38:59,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1079 GetRequests, 1071 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:38:59,680 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 30 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 958 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 14:38:59,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 958 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 615 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 14:38:59,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2025-02-06 14:38:59,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2025-02-06 14:38:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 83 states have internal predecessors, (90), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:38:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 300 transitions. [2025-02-06 14:38:59,703 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 300 transitions. Word has length 538 [2025-02-06 14:38:59,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:38:59,704 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 300 transitions. [2025-02-06 14:38:59,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) [2025-02-06 14:38:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 300 transitions. [2025-02-06 14:38:59,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2025-02-06 14:38:59,706 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:38:59,707 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:38:59,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-02-06 14:38:59,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-02-06 14:38:59,907 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:38:59,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:38:59,908 INFO L85 PathProgramCache]: Analyzing trace with hash -766371433, now seen corresponding path program 1 times [2025-02-06 14:38:59,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:38:59,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185749424] [2025-02-06 14:38:59,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:38:59,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:38:59,917 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 539 statements into 1 equivalence classes. [2025-02-06 14:38:59,939 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 539 of 539 statements. [2025-02-06 14:38:59,941 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:38:59,941 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:39:00,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:00,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185749424] [2025-02-06 14:39:00,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185749424] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:00,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561694030] [2025-02-06 14:39:00,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:00,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:00,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:00,139 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:00,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-02-06 14:39:00,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 539 statements into 1 equivalence classes. [2025-02-06 14:39:00,284 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 539 of 539 statements. [2025-02-06 14:39:00,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:00,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:00,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:39:00,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:39:00,592 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:39:00,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561694030] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:00,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:00,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2025-02-06 14:39:00,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948910653] [2025-02-06 14:39:00,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:00,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 14:39:00,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:00,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 14:39:00,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:39:00,902 INFO L87 Difference]: Start difference. First operand 190 states and 300 transitions. Second operand has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-02-06 14:39:01,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:01,460 INFO L93 Difference]: Finished difference Result 190 states and 300 transitions. [2025-02-06 14:39:01,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-02-06 14:39:01,461 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) Word has length 539 [2025-02-06 14:39:01,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:01,463 INFO L225 Difference]: With dead ends: 190 [2025-02-06 14:39:01,463 INFO L226 Difference]: Without dead ends: 189 [2025-02-06 14:39:01,463 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1087 GetRequests, 1073 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2025-02-06 14:39:01,463 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 57 mSDsluCounter, 955 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 1134 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:01,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 1134 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 14:39:01,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2025-02-06 14:39:01,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2025-02-06 14:39:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 70 states have (on average 1.2714285714285714) internal successors, (89), 82 states have internal predecessors, (89), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 299 transitions. [2025-02-06 14:39:01,479 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 299 transitions. Word has length 539 [2025-02-06 14:39:01,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:01,479 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 299 transitions. [2025-02-06 14:39:01,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-02-06 14:39:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 299 transitions. [2025-02-06 14:39:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2025-02-06 14:39:01,482 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:01,482 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:01,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-02-06 14:39:01,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:01,683 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:01,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:01,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1074813764, now seen corresponding path program 1 times [2025-02-06 14:39:01,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:01,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940667093] [2025-02-06 14:39:01,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:01,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:01,692 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 542 statements into 1 equivalence classes. [2025-02-06 14:39:01,719 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 542 of 542 statements. [2025-02-06 14:39:01,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:01,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:01,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 42 proven. 552 refuted. 0 times theorem prover too weak. 19606 trivial. 0 not checked. [2025-02-06 14:39:01,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:01,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940667093] [2025-02-06 14:39:01,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940667093] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:01,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408643348] [2025-02-06 14:39:01,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:01,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:01,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:01,971 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:01,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-02-06 14:39:02,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 542 statements into 1 equivalence classes. [2025-02-06 14:39:02,095 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 542 of 542 statements. [2025-02-06 14:39:02,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:02,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:02,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:39:02,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:39:02,372 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-06 14:39:02,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408643348] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:02,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:02,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-06 14:39:02,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489886100] [2025-02-06 14:39:02,748 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:02,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 14:39:02,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:02,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 14:39:02,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:39:02,750 INFO L87 Difference]: Start difference. First operand 189 states and 299 transitions. Second operand has 11 states, 10 states have (on average 10.6) internal successors, (106), 11 states have internal predecessors, (106), 5 states have call successors, (287), 1 states have call predecessors, (287), 2 states have return successors, (287), 5 states have call predecessors, (287), 5 states have call successors, (287) [2025-02-06 14:39:03,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:03,125 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2025-02-06 14:39:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 14:39:03,126 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 10.6) internal successors, (106), 11 states have internal predecessors, (106), 5 states have call successors, (287), 1 states have call predecessors, (287), 2 states have return successors, (287), 5 states have call predecessors, (287), 5 states have call successors, (287) Word has length 542 [2025-02-06 14:39:03,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:03,131 INFO L225 Difference]: With dead ends: 189 [2025-02-06 14:39:03,131 INFO L226 Difference]: Without dead ends: 188 [2025-02-06 14:39:03,131 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1091 GetRequests, 1080 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-06 14:39:03,131 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 18 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 981 SdHoareTripleChecker+Invalid, 582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:03,132 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 981 Invalid, 582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 14:39:03,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2025-02-06 14:39:03,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2025-02-06 14:39:03,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 81 states have internal predecessors, (88), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:03,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 298 transitions. [2025-02-06 14:39:03,158 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 298 transitions. Word has length 542 [2025-02-06 14:39:03,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:03,159 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 298 transitions. [2025-02-06 14:39:03,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 10.6) internal successors, (106), 11 states have internal predecessors, (106), 5 states have call successors, (287), 1 states have call predecessors, (287), 2 states have return successors, (287), 5 states have call predecessors, (287), 5 states have call successors, (287) [2025-02-06 14:39:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 298 transitions. [2025-02-06 14:39:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2025-02-06 14:39:03,166 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:03,167 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:03,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-02-06 14:39:03,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:03,367 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:03,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:03,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1663893560, now seen corresponding path program 1 times [2025-02-06 14:39:03,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:03,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081674269] [2025-02-06 14:39:03,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:03,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:03,376 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 547 statements into 1 equivalence classes. [2025-02-06 14:39:03,395 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 547 of 547 statements. [2025-02-06 14:39:03,396 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:03,396 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:03,558 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-06 14:39:03,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:03,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081674269] [2025-02-06 14:39:03,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081674269] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:03,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121345046] [2025-02-06 14:39:03,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:03,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:03,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:03,561 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:03,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-02-06 14:39:03,606 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 547 statements into 1 equivalence classes. [2025-02-06 14:39:03,756 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 547 of 547 statements. [2025-02-06 14:39:03,757 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:03,757 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:03,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 37 conjuncts are in the unsatisfiable core [2025-02-06 14:39:03,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 747 proven. 981 refuted. 0 times theorem prover too weak. 18876 trivial. 0 not checked. [2025-02-06 14:39:04,305 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 747 proven. 981 refuted. 0 times theorem prover too weak. 18876 trivial. 0 not checked. [2025-02-06 14:39:04,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121345046] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:04,870 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:04,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 13, 15] total 28 [2025-02-06 14:39:04,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18708259] [2025-02-06 14:39:04,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:04,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-02-06 14:39:04,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:04,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-02-06 14:39:04,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2025-02-06 14:39:04,873 INFO L87 Difference]: Start difference. First operand 188 states and 298 transitions. Second operand has 29 states, 26 states have (on average 4.269230769230769) internal successors, (111), 26 states have internal predecessors, (111), 15 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (298), 15 states have call predecessors, (298), 15 states have call successors, (298) [2025-02-06 14:39:05,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:05,801 INFO L93 Difference]: Finished difference Result 196 states and 310 transitions. [2025-02-06 14:39:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-06 14:39:05,801 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 26 states have (on average 4.269230769230769) internal successors, (111), 26 states have internal predecessors, (111), 15 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (298), 15 states have call predecessors, (298), 15 states have call successors, (298) Word has length 547 [2025-02-06 14:39:05,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:05,803 INFO L225 Difference]: With dead ends: 196 [2025-02-06 14:39:05,804 INFO L226 Difference]: Without dead ends: 195 [2025-02-06 14:39:05,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1109 GetRequests, 1070 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=262, Invalid=1378, Unknown=0, NotChecked=0, Total=1640 [2025-02-06 14:39:05,806 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 139 mSDsluCounter, 2160 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 1724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:05,806 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 2334 Invalid, 1724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-06 14:39:05,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-02-06 14:39:05,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 187. [2025-02-06 14:39:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 70 states have (on average 1.2428571428571429) internal successors, (87), 80 states have internal predecessors, (87), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:05,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 297 transitions. [2025-02-06 14:39:05,837 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 297 transitions. Word has length 547 [2025-02-06 14:39:05,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:05,837 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 297 transitions. [2025-02-06 14:39:05,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 26 states have (on average 4.269230769230769) internal successors, (111), 26 states have internal predecessors, (111), 15 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (298), 15 states have call predecessors, (298), 15 states have call successors, (298) [2025-02-06 14:39:05,838 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2025-02-06 14:39:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2025-02-06 14:39:05,842 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:05,843 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:05,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-02-06 14:39:06,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-02-06 14:39:06,043 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:06,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:06,044 INFO L85 PathProgramCache]: Analyzing trace with hash 41092826, now seen corresponding path program 1 times [2025-02-06 14:39:06,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:06,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253189800] [2025-02-06 14:39:06,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:06,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:06,057 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 548 statements into 1 equivalence classes. [2025-02-06 14:39:06,081 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 548 of 548 statements. [2025-02-06 14:39:06,081 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:06,081 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-06 14:39:06,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:06,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253189800] [2025-02-06 14:39:06,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253189800] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:06,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328079635] [2025-02-06 14:39:06,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:06,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:06,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:06,301 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:06,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-02-06 14:39:06,345 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 548 statements into 1 equivalence classes. [2025-02-06 14:39:06,431 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 548 of 548 statements. [2025-02-06 14:39:06,431 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:06,431 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:06,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:39:06,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-06 14:39:06,680 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-06 14:39:06,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328079635] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:06,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:06,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 12 [2025-02-06 14:39:06,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854654175] [2025-02-06 14:39:06,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:06,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-02-06 14:39:06,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:06,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-02-06 14:39:06,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2025-02-06 14:39:06,991 INFO L87 Difference]: Start difference. First operand 187 states and 297 transitions. Second operand has 13 states, 12 states have (on average 9.083333333333334) internal successors, (109), 13 states have internal predecessors, (109), 7 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 7 states have call predecessors, (291), 7 states have call successors, (291) [2025-02-06 14:39:07,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:07,637 INFO L93 Difference]: Finished difference Result 192 states and 304 transitions. [2025-02-06 14:39:07,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-02-06 14:39:07,638 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 9.083333333333334) internal successors, (109), 13 states have internal predecessors, (109), 7 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 7 states have call predecessors, (291), 7 states have call successors, (291) Word has length 548 [2025-02-06 14:39:07,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:07,640 INFO L225 Difference]: With dead ends: 192 [2025-02-06 14:39:07,640 INFO L226 Difference]: Without dead ends: 191 [2025-02-06 14:39:07,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1110 GetRequests, 1091 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2025-02-06 14:39:07,640 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 64 mSDsluCounter, 1130 mSDsCounter, 0 mSdLazyCounter, 1165 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 1302 SdHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:07,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 1302 Invalid, 1259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1165 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-06 14:39:07,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-02-06 14:39:07,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 186. [2025-02-06 14:39:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 79 states have internal predecessors, (86), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 296 transitions. [2025-02-06 14:39:07,659 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 296 transitions. Word has length 548 [2025-02-06 14:39:07,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:07,660 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 296 transitions. [2025-02-06 14:39:07,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 9.083333333333334) internal successors, (109), 13 states have internal predecessors, (109), 7 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 7 states have call predecessors, (291), 7 states have call successors, (291) [2025-02-06 14:39:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 296 transitions. [2025-02-06 14:39:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2025-02-06 14:39:07,662 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:07,662 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:07,669 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-02-06 14:39:07,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-02-06 14:39:07,864 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:07,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:07,864 INFO L85 PathProgramCache]: Analyzing trace with hash 130716821, now seen corresponding path program 1 times [2025-02-06 14:39:07,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:07,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658807] [2025-02-06 14:39:07,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:07,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:07,871 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 551 statements into 1 equivalence classes. [2025-02-06 14:39:07,887 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 551 of 551 statements. [2025-02-06 14:39:07,887 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:07,887 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 54 proven. 546 refuted. 0 times theorem prover too weak. 20004 trivial. 0 not checked. [2025-02-06 14:39:08,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:08,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658807] [2025-02-06 14:39:08,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658807] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:08,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871941259] [2025-02-06 14:39:08,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:08,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:08,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:08,131 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:08,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-02-06 14:39:08,181 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 551 statements into 1 equivalence classes. [2025-02-06 14:39:08,255 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 551 of 551 statements. [2025-02-06 14:39:08,255 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:08,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:08,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:39:08,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-06 14:39:08,495 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-06 14:39:08,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1871941259] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:08,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:08,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-06 14:39:08,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406472114] [2025-02-06 14:39:08,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:08,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 14:39:08,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:08,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 14:39:08,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:39:08,790 INFO L87 Difference]: Start difference. First operand 186 states and 296 transitions. Second operand has 11 states, 10 states have (on average 11.6) internal successors, (116), 11 states have internal predecessors, (116), 5 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (286), 5 states have call predecessors, (286), 5 states have call successors, (286) [2025-02-06 14:39:09,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:09,138 INFO L93 Difference]: Finished difference Result 186 states and 296 transitions. [2025-02-06 14:39:09,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 14:39:09,138 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 11.6) internal successors, (116), 11 states have internal predecessors, (116), 5 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (286), 5 states have call predecessors, (286), 5 states have call successors, (286) Word has length 551 [2025-02-06 14:39:09,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:09,140 INFO L225 Difference]: With dead ends: 186 [2025-02-06 14:39:09,140 INFO L226 Difference]: Without dead ends: 185 [2025-02-06 14:39:09,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1109 GetRequests, 1098 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-06 14:39:09,141 INFO L435 NwaCegarLoop]: 181 mSDtfsCounter, 24 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:09,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 939 Invalid, 715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 14:39:09,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2025-02-06 14:39:09,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2025-02-06 14:39:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 70 states have (on average 1.2142857142857142) internal successors, (85), 78 states have internal predecessors, (85), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 295 transitions. [2025-02-06 14:39:09,159 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 295 transitions. Word has length 551 [2025-02-06 14:39:09,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:09,160 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 295 transitions. [2025-02-06 14:39:09,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.6) internal successors, (116), 11 states have internal predecessors, (116), 5 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (286), 5 states have call predecessors, (286), 5 states have call successors, (286) [2025-02-06 14:39:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 295 transitions. [2025-02-06 14:39:09,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2025-02-06 14:39:09,162 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:09,162 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:09,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2025-02-06 14:39:09,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-02-06 14:39:09,363 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:09,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:09,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1060595571, now seen corresponding path program 1 times [2025-02-06 14:39:09,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:09,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618715802] [2025-02-06 14:39:09,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:09,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:09,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 556 statements into 1 equivalence classes. [2025-02-06 14:39:09,389 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 556 of 556 statements. [2025-02-06 14:39:09,390 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:09,390 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-06 14:39:09,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:09,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618715802] [2025-02-06 14:39:09,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618715802] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:09,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394685923] [2025-02-06 14:39:09,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:09,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:09,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:09,556 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:09,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-02-06 14:39:09,617 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 556 statements into 1 equivalence classes. [2025-02-06 14:39:09,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 556 of 556 statements. [2025-02-06 14:39:09,698 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:09,698 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:09,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 37 conjuncts are in the unsatisfiable core [2025-02-06 14:39:09,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:10,226 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-06 14:39:10,226 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-06 14:39:10,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394685923] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:10,721 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:10,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 13, 15] total 28 [2025-02-06 14:39:10,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935932507] [2025-02-06 14:39:10,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:10,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-02-06 14:39:10,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:10,723 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-02-06 14:39:10,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2025-02-06 14:39:10,724 INFO L87 Difference]: Start difference. First operand 185 states and 295 transitions. Second operand has 29 states, 26 states have (on average 4.653846153846154) internal successors, (121), 26 states have internal predecessors, (121), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 15 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-06 14:39:11,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:11,548 INFO L93 Difference]: Finished difference Result 193 states and 307 transitions. [2025-02-06 14:39:11,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-06 14:39:11,548 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 26 states have (on average 4.653846153846154) internal successors, (121), 26 states have internal predecessors, (121), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 15 states have call predecessors, (297), 15 states have call successors, (297) Word has length 556 [2025-02-06 14:39:11,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:11,550 INFO L225 Difference]: With dead ends: 193 [2025-02-06 14:39:11,550 INFO L226 Difference]: Without dead ends: 192 [2025-02-06 14:39:11,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1127 GetRequests, 1088 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=262, Invalid=1378, Unknown=0, NotChecked=0, Total=1640 [2025-02-06 14:39:11,550 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 135 mSDsluCounter, 2024 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:11,551 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 2195 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-06 14:39:11,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2025-02-06 14:39:11,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 184. [2025-02-06 14:39:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 70 states have (on average 1.2) internal successors, (84), 77 states have internal predecessors, (84), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 294 transitions. [2025-02-06 14:39:11,570 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 294 transitions. Word has length 556 [2025-02-06 14:39:11,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:11,570 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 294 transitions. [2025-02-06 14:39:11,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 26 states have (on average 4.653846153846154) internal successors, (121), 26 states have internal predecessors, (121), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 15 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-06 14:39:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 294 transitions. [2025-02-06 14:39:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2025-02-06 14:39:11,573 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:11,573 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:11,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2025-02-06 14:39:11,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-02-06 14:39:11,775 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:11,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:11,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1481275661, now seen corresponding path program 1 times [2025-02-06 14:39:11,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:11,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833202488] [2025-02-06 14:39:11,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:11,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:11,784 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 557 statements into 1 equivalence classes. [2025-02-06 14:39:11,798 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 557 of 557 statements. [2025-02-06 14:39:11,798 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:11,798 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-06 14:39:12,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:12,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833202488] [2025-02-06 14:39:12,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833202488] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:12,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172692404] [2025-02-06 14:39:12,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:12,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:12,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:12,090 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:12,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-02-06 14:39:12,141 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 557 statements into 1 equivalence classes. [2025-02-06 14:39:12,229 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 557 of 557 statements. [2025-02-06 14:39:12,229 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:12,229 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:12,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:39:12,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-06 14:39:12,554 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-06 14:39:12,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172692404] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:12,879 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:12,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 14 [2025-02-06 14:39:12,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224071277] [2025-02-06 14:39:12,879 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:12,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-02-06 14:39:12,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:12,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-02-06 14:39:12,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2025-02-06 14:39:12,881 INFO L87 Difference]: Start difference. First operand 184 states and 294 transitions. Second operand has 15 states, 14 states have (on average 8.571428571428571) internal successors, (120), 15 states have internal predecessors, (120), 8 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 8 states have call predecessors, (292), 8 states have call successors, (292) [2025-02-06 14:39:13,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:13,523 INFO L93 Difference]: Finished difference Result 196 states and 310 transitions. [2025-02-06 14:39:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-02-06 14:39:13,524 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 8.571428571428571) internal successors, (120), 15 states have internal predecessors, (120), 8 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 8 states have call predecessors, (292), 8 states have call successors, (292) Word has length 557 [2025-02-06 14:39:13,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:13,526 INFO L225 Difference]: With dead ends: 196 [2025-02-06 14:39:13,526 INFO L226 Difference]: Without dead ends: 195 [2025-02-06 14:39:13,526 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1133 GetRequests, 1109 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2025-02-06 14:39:13,526 INFO L435 NwaCegarLoop]: 163 mSDtfsCounter, 97 mSDsluCounter, 1290 mSDsCounter, 0 mSdLazyCounter, 1272 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:13,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 1453 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1272 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 14:39:13,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-02-06 14:39:13,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 183. [2025-02-06 14:39:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 70 states have (on average 1.1857142857142857) internal successors, (83), 76 states have internal predecessors, (83), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 293 transitions. [2025-02-06 14:39:13,547 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 293 transitions. Word has length 557 [2025-02-06 14:39:13,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:13,548 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 293 transitions. [2025-02-06 14:39:13,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 8.571428571428571) internal successors, (120), 15 states have internal predecessors, (120), 8 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 8 states have call predecessors, (292), 8 states have call successors, (292) [2025-02-06 14:39:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 293 transitions. [2025-02-06 14:39:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2025-02-06 14:39:13,550 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:13,551 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:13,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2025-02-06 14:39:13,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:13,751 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:13,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:13,752 INFO L85 PathProgramCache]: Analyzing trace with hash 2105754448, now seen corresponding path program 1 times [2025-02-06 14:39:13,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:13,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475069456] [2025-02-06 14:39:13,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:13,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:13,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 560 statements into 1 equivalence classes. [2025-02-06 14:39:13,777 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 560 of 560 statements. [2025-02-06 14:39:13,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:13,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-06 14:39:13,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:13,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475069456] [2025-02-06 14:39:13,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475069456] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:13,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350571698] [2025-02-06 14:39:13,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:13,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:13,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:13,960 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:13,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-02-06 14:39:14,009 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 560 statements into 1 equivalence classes. [2025-02-06 14:39:14,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 560 of 560 statements. [2025-02-06 14:39:14,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:14,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:14,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-02-06 14:39:14,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:14,617 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-06 14:39:14,617 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:15,126 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-06 14:39:15,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350571698] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:15,126 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:15,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 14, 16] total 29 [2025-02-06 14:39:15,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808619796] [2025-02-06 14:39:15,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:15,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2025-02-06 14:39:15,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:15,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2025-02-06 14:39:15,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2025-02-06 14:39:15,129 INFO L87 Difference]: Start difference. First operand 183 states and 293 transitions. Second operand has 30 states, 27 states have (on average 4.7407407407407405) internal successors, (128), 29 states have internal predecessors, (128), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 14 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-06 14:39:16,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:16,224 INFO L93 Difference]: Finished difference Result 191 states and 303 transitions. [2025-02-06 14:39:16,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-02-06 14:39:16,225 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 27 states have (on average 4.7407407407407405) internal successors, (128), 29 states have internal predecessors, (128), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 14 states have call predecessors, (297), 15 states have call successors, (297) Word has length 560 [2025-02-06 14:39:16,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:16,227 INFO L225 Difference]: With dead ends: 191 [2025-02-06 14:39:16,227 INFO L226 Difference]: Without dead ends: 190 [2025-02-06 14:39:16,228 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1136 GetRequests, 1095 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=249, Invalid=1473, Unknown=0, NotChecked=0, Total=1722 [2025-02-06 14:39:16,228 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 139 mSDsluCounter, 2255 mSDsCounter, 0 mSdLazyCounter, 2227 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 2416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:16,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 2421 Invalid, 2416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2227 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-06 14:39:16,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2025-02-06 14:39:16,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 182. [2025-02-06 14:39:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 70 states have (on average 1.1714285714285715) internal successors, (82), 75 states have internal predecessors, (82), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 292 transitions. [2025-02-06 14:39:16,248 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 292 transitions. Word has length 560 [2025-02-06 14:39:16,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:16,249 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 292 transitions. [2025-02-06 14:39:16,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 27 states have (on average 4.7407407407407405) internal successors, (128), 29 states have internal predecessors, (128), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 14 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-06 14:39:16,249 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 292 transitions. [2025-02-06 14:39:16,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2025-02-06 14:39:16,251 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:16,252 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:16,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-02-06 14:39:16,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:16,452 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:16,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:16,453 INFO L85 PathProgramCache]: Analyzing trace with hash -672781436, now seen corresponding path program 1 times [2025-02-06 14:39:16,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:16,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315885722] [2025-02-06 14:39:16,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:16,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:16,460 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 565 statements into 1 equivalence classes. [2025-02-06 14:39:16,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 565 of 565 statements. [2025-02-06 14:39:16,474 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:16,474 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:16,673 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-06 14:39:16,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:16,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315885722] [2025-02-06 14:39:16,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315885722] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:16,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860530318] [2025-02-06 14:39:16,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:16,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:16,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:16,676 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:16,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-02-06 14:39:16,726 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 565 statements into 1 equivalence classes. [2025-02-06 14:39:16,812 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 565 of 565 statements. [2025-02-06 14:39:16,812 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:16,812 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:16,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-02-06 14:39:16,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:17,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 453 proven. 747 refuted. 0 times theorem prover too weak. 20224 trivial. 0 not checked. [2025-02-06 14:39:17,163 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:17,551 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 453 proven. 747 refuted. 0 times theorem prover too weak. 20224 trivial. 0 not checked. [2025-02-06 14:39:17,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860530318] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:17,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:17,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-02-06 14:39:17,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756646657] [2025-02-06 14:39:17,551 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:17,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-02-06 14:39:17,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:17,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-06 14:39:17,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-02-06 14:39:17,554 INFO L87 Difference]: Start difference. First operand 182 states and 292 transitions. Second operand has 20 states, 18 states have (on average 7.166666666666667) internal successors, (129), 17 states have internal predecessors, (129), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) [2025-02-06 14:39:18,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:18,108 INFO L93 Difference]: Finished difference Result 186 states and 299 transitions. [2025-02-06 14:39:18,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-06 14:39:18,108 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.166666666666667) internal successors, (129), 17 states have internal predecessors, (129), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) Word has length 565 [2025-02-06 14:39:18,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:18,110 INFO L225 Difference]: With dead ends: 186 [2025-02-06 14:39:18,110 INFO L226 Difference]: Without dead ends: 185 [2025-02-06 14:39:18,110 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1140 GetRequests, 1115 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-02-06 14:39:18,111 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 134 mSDsluCounter, 1288 mSDsCounter, 0 mSdLazyCounter, 1084 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 1461 SdHoareTripleChecker+Invalid, 1174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:18,111 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 1461 Invalid, 1174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1084 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 14:39:18,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2025-02-06 14:39:18,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 181. [2025-02-06 14:39:18,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 70 states have (on average 1.1571428571428573) internal successors, (81), 74 states have internal predecessors, (81), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 291 transitions. [2025-02-06 14:39:18,132 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 291 transitions. Word has length 565 [2025-02-06 14:39:18,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:18,132 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 291 transitions. [2025-02-06 14:39:18,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.166666666666667) internal successors, (129), 17 states have internal predecessors, (129), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) [2025-02-06 14:39:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 291 transitions. [2025-02-06 14:39:18,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2025-02-06 14:39:18,135 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:18,135 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:18,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2025-02-06 14:39:18,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:18,339 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:18,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:18,340 INFO L85 PathProgramCache]: Analyzing trace with hash 618611958, now seen corresponding path program 1 times [2025-02-06 14:39:18,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:18,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921346297] [2025-02-06 14:39:18,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:18,348 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 566 statements into 1 equivalence classes. [2025-02-06 14:39:18,362 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 566 of 566 statements. [2025-02-06 14:39:18,362 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:18,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-06 14:39:18,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:18,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921346297] [2025-02-06 14:39:18,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921346297] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:18,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413807417] [2025-02-06 14:39:18,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:18,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:18,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:18,693 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:18,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-02-06 14:39:18,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 566 statements into 1 equivalence classes. [2025-02-06 14:39:18,823 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 566 of 566 statements. [2025-02-06 14:39:18,824 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:18,824 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:18,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 1052 conjuncts, 98 conjuncts are in the unsatisfiable core [2025-02-06 14:39:18,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 2667 proven. 1338 refuted. 0 times theorem prover too weak. 17419 trivial. 0 not checked. [2025-02-06 14:39:21,116 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 2667 proven. 1338 refuted. 0 times theorem prover too weak. 17419 trivial. 0 not checked. [2025-02-06 14:39:26,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413807417] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:26,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:26,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 32, 36] total 74 [2025-02-06 14:39:26,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764116724] [2025-02-06 14:39:26,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:26,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2025-02-06 14:39:26,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:26,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2025-02-06 14:39:26,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=352, Invalid=5198, Unknown=0, NotChecked=0, Total=5550 [2025-02-06 14:39:26,161 INFO L87 Difference]: Start difference. First operand 181 states and 291 transitions. Second operand has 75 states, 60 states have (on average 2.2333333333333334) internal successors, (134), 67 states have internal predecessors, (134), 40 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 39 states have call predecessors, (297), 40 states have call successors, (297) [2025-02-06 14:39:31,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:31,849 INFO L93 Difference]: Finished difference Result 246 states and 375 transitions. [2025-02-06 14:39:31,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2025-02-06 14:39:31,853 INFO L78 Accepts]: Start accepts. Automaton has has 75 states, 60 states have (on average 2.2333333333333334) internal successors, (134), 67 states have internal predecessors, (134), 40 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 39 states have call predecessors, (297), 40 states have call successors, (297) Word has length 566 [2025-02-06 14:39:31,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:31,856 INFO L225 Difference]: With dead ends: 246 [2025-02-06 14:39:31,856 INFO L226 Difference]: Without dead ends: 245 [2025-02-06 14:39:31,861 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1202 GetRequests, 1069 SyntacticMatches, 1 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3781 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1171, Invalid=16651, Unknown=0, NotChecked=0, Total=17822 [2025-02-06 14:39:31,862 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 254 mSDsluCounter, 4527 mSDsCounter, 0 mSdLazyCounter, 6861 mSolverCounterSat, 515 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 4680 SdHoareTripleChecker+Invalid, 7376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 515 IncrementalHoareTripleChecker+Valid, 6861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:31,863 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 4680 Invalid, 7376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [515 Valid, 6861 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2025-02-06 14:39:31,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2025-02-06 14:39:31,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 200. [2025-02-06 14:39:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 85 states have (on average 1.1647058823529413) internal successors, (99), 89 states have internal predecessors, (99), 109 states have call successors, (109), 1 states have call predecessors, (109), 1 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2025-02-06 14:39:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 317 transitions. [2025-02-06 14:39:31,900 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 317 transitions. Word has length 566 [2025-02-06 14:39:31,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:31,902 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 317 transitions. [2025-02-06 14:39:31,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 60 states have (on average 2.2333333333333334) internal successors, (134), 67 states have internal predecessors, (134), 40 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 39 states have call predecessors, (297), 40 states have call successors, (297) [2025-02-06 14:39:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 317 transitions. [2025-02-06 14:39:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2025-02-06 14:39:31,905 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:31,905 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:31,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2025-02-06 14:39:32,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2025-02-06 14:39:32,106 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:32,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:32,107 INFO L85 PathProgramCache]: Analyzing trace with hash 653958617, now seen corresponding path program 1 times [2025-02-06 14:39:32,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:32,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669392606] [2025-02-06 14:39:32,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:32,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:32,118 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 568 statements into 1 equivalence classes. [2025-02-06 14:39:32,145 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 568 of 568 statements. [2025-02-06 14:39:32,146 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:32,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 78 proven. 534 refuted. 0 times theorem prover too weak. 20812 trivial. 0 not checked. [2025-02-06 14:39:32,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:32,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669392606] [2025-02-06 14:39:32,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669392606] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:32,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783697744] [2025-02-06 14:39:32,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:32,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:32,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:32,410 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:32,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-02-06 14:39:32,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 568 statements into 1 equivalence classes. [2025-02-06 14:39:32,526 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 568 of 568 statements. [2025-02-06 14:39:32,527 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:32,527 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:32,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:39:32,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-06 14:39:32,755 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-06 14:39:33,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1783697744] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:33,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:33,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-06 14:39:33,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438352729] [2025-02-06 14:39:33,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:33,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 14:39:33,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:33,079 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 14:39:33,079 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2025-02-06 14:39:33,079 INFO L87 Difference]: Start difference. First operand 200 states and 317 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (285), 1 states have call predecessors, (285), 2 states have return successors, (286), 6 states have call predecessors, (286), 6 states have call successors, (286) [2025-02-06 14:39:33,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:33,494 INFO L93 Difference]: Finished difference Result 200 states and 317 transitions. [2025-02-06 14:39:33,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 14:39:33,495 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (285), 1 states have call predecessors, (285), 2 states have return successors, (286), 6 states have call predecessors, (286), 6 states have call successors, (286) Word has length 568 [2025-02-06 14:39:33,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:33,497 INFO L225 Difference]: With dead ends: 200 [2025-02-06 14:39:33,497 INFO L226 Difference]: Without dead ends: 199 [2025-02-06 14:39:33,497 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1142 GetRequests, 1132 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:39:33,497 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 86 mSDsluCounter, 712 mSDsCounter, 0 mSdLazyCounter, 844 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 892 SdHoareTripleChecker+Invalid, 933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:33,498 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 892 Invalid, 933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 844 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:39:33,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2025-02-06 14:39:33,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 180. [2025-02-06 14:39:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 70 states have (on average 1.1428571428571428) internal successors, (80), 73 states have internal predecessors, (80), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 290 transitions. [2025-02-06 14:39:33,542 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 290 transitions. Word has length 568 [2025-02-06 14:39:33,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:33,543 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 290 transitions. [2025-02-06 14:39:33,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (285), 1 states have call predecessors, (285), 2 states have return successors, (286), 6 states have call predecessors, (286), 6 states have call successors, (286) [2025-02-06 14:39:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2025-02-06 14:39:33,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2025-02-06 14:39:33,545 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:33,546 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:33,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-02-06 14:39:33,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-02-06 14:39:33,747 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:33,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:33,750 INFO L85 PathProgramCache]: Analyzing trace with hash -635833375, now seen corresponding path program 1 times [2025-02-06 14:39:33,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:33,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144925424] [2025-02-06 14:39:33,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:33,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:33,764 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 569 statements into 1 equivalence classes. [2025-02-06 14:39:33,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 569 of 569 statements. [2025-02-06 14:39:33,782 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:33,782 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 78 proven. 534 refuted. 0 times theorem prover too weak. 20812 trivial. 0 not checked. [2025-02-06 14:39:34,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:34,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144925424] [2025-02-06 14:39:34,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144925424] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:34,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576059529] [2025-02-06 14:39:34,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:34,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:34,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:34,054 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:34,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-02-06 14:39:34,102 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 569 statements into 1 equivalence classes. [2025-02-06 14:39:34,181 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 569 of 569 statements. [2025-02-06 14:39:34,181 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:34,181 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:34,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:39:34,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:34,426 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-06 14:39:34,426 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-06 14:39:34,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576059529] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:34,750 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:34,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-06 14:39:34,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095763754] [2025-02-06 14:39:34,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:34,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 14:39:34,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:34,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 14:39:34,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-06 14:39:34,752 INFO L87 Difference]: Start difference. First operand 180 states and 290 transitions. Second operand has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 5 states have call successors, (284), 1 states have call predecessors, (284), 2 states have return successors, (284), 5 states have call predecessors, (284), 5 states have call successors, (284) [2025-02-06 14:39:35,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:35,258 INFO L93 Difference]: Finished difference Result 180 states and 290 transitions. [2025-02-06 14:39:35,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 14:39:35,258 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 5 states have call successors, (284), 1 states have call predecessors, (284), 2 states have return successors, (284), 5 states have call predecessors, (284), 5 states have call successors, (284) Word has length 569 [2025-02-06 14:39:35,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:35,260 INFO L225 Difference]: With dead ends: 180 [2025-02-06 14:39:35,260 INFO L226 Difference]: Without dead ends: 179 [2025-02-06 14:39:35,260 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1145 GetRequests, 1134 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-06 14:39:35,261 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 54 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:35,261 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 800 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:39:35,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2025-02-06 14:39:35,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2025-02-06 14:39:35,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 70 states have (on average 1.1285714285714286) internal successors, (79), 72 states have internal predecessors, (79), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 289 transitions. [2025-02-06 14:39:35,296 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 289 transitions. Word has length 569 [2025-02-06 14:39:35,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:35,297 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 289 transitions. [2025-02-06 14:39:35,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 5 states have call successors, (284), 1 states have call predecessors, (284), 2 states have return successors, (284), 5 states have call predecessors, (284), 5 states have call successors, (284) [2025-02-06 14:39:35,297 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 289 transitions. [2025-02-06 14:39:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2025-02-06 14:39:35,299 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:35,300 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:35,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-02-06 14:39:35,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-02-06 14:39:35,500 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:35,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:35,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1182573439, now seen corresponding path program 1 times [2025-02-06 14:39:35,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:35,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845181036] [2025-02-06 14:39:35,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:35,509 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 574 statements into 1 equivalence classes. [2025-02-06 14:39:35,522 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 574 of 574 statements. [2025-02-06 14:39:35,522 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:35,522 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:35,695 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:35,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:35,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845181036] [2025-02-06 14:39:35,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845181036] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:35,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889366131] [2025-02-06 14:39:35,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:35,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:35,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:35,698 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:35,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-02-06 14:39:35,751 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 574 statements into 1 equivalence classes. [2025-02-06 14:39:35,829 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 574 of 574 statements. [2025-02-06 14:39:35,829 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:35,829 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:35,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-02-06 14:39:35,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:36,209 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-02-06 14:39:36,210 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-02-06 14:39:36,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889366131] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:36,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:36,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-02-06 14:39:36,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136519763] [2025-02-06 14:39:36,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:36,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-02-06 14:39:36,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:36,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-06 14:39:36,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-02-06 14:39:36,609 INFO L87 Difference]: Start difference. First operand 179 states and 289 transitions. Second operand has 20 states, 18 states have (on average 7.722222222222222) internal successors, (139), 17 states have internal predecessors, (139), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) [2025-02-06 14:39:37,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:37,228 INFO L93 Difference]: Finished difference Result 183 states and 296 transitions. [2025-02-06 14:39:37,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-06 14:39:37,229 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.722222222222222) internal successors, (139), 17 states have internal predecessors, (139), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) Word has length 574 [2025-02-06 14:39:37,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:37,231 INFO L225 Difference]: With dead ends: 183 [2025-02-06 14:39:37,231 INFO L226 Difference]: Without dead ends: 182 [2025-02-06 14:39:37,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1158 GetRequests, 1133 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-02-06 14:39:37,232 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 173 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:37,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 1417 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 14:39:37,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2025-02-06 14:39:37,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 178. [2025-02-06 14:39:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 70 states have (on average 1.1142857142857143) internal successors, (78), 71 states have internal predecessors, (78), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:37,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 288 transitions. [2025-02-06 14:39:37,266 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 288 transitions. Word has length 574 [2025-02-06 14:39:37,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:37,267 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 288 transitions. [2025-02-06 14:39:37,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.722222222222222) internal successors, (139), 17 states have internal predecessors, (139), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) [2025-02-06 14:39:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 288 transitions. [2025-02-06 14:39:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2025-02-06 14:39:37,269 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:37,270 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:37,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-02-06 14:39:37,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-02-06 14:39:37,471 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:37,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:37,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1994929073, now seen corresponding path program 1 times [2025-02-06 14:39:37,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:37,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707107462] [2025-02-06 14:39:37,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:37,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:37,481 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 575 statements into 1 equivalence classes. [2025-02-06 14:39:37,503 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 575 of 575 statements. [2025-02-06 14:39:37,503 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:37,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:37,961 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:37,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:37,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707107462] [2025-02-06 14:39:37,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707107462] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:37,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662383626] [2025-02-06 14:39:37,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:37,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:37,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:37,964 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:37,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-02-06 14:39:38,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 575 statements into 1 equivalence classes. [2025-02-06 14:39:38,099 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 575 of 575 statements. [2025-02-06 14:39:38,099 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:38,099 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:38,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 14:39:38,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:38,383 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:38,714 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:38,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662383626] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:38,714 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:38,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5, 5] total 18 [2025-02-06 14:39:38,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952928171] [2025-02-06 14:39:38,715 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:38,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2025-02-06 14:39:38,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:38,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2025-02-06 14:39:38,716 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2025-02-06 14:39:38,717 INFO L87 Difference]: Start difference. First operand 178 states and 288 transitions. Second operand has 19 states, 18 states have (on average 7.888888888888889) internal successors, (142), 19 states have internal predecessors, (142), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (294), 10 states have call predecessors, (294), 10 states have call successors, (294) [2025-02-06 14:39:39,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:39,845 INFO L93 Difference]: Finished difference Result 204 states and 322 transitions. [2025-02-06 14:39:39,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-02-06 14:39:39,846 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 7.888888888888889) internal successors, (142), 19 states have internal predecessors, (142), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (294), 10 states have call predecessors, (294), 10 states have call successors, (294) Word has length 575 [2025-02-06 14:39:39,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:39,847 INFO L225 Difference]: With dead ends: 204 [2025-02-06 14:39:39,847 INFO L226 Difference]: Without dead ends: 203 [2025-02-06 14:39:39,848 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1179 GetRequests, 1145 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=152, Invalid=1038, Unknown=0, NotChecked=0, Total=1190 [2025-02-06 14:39:39,848 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 133 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 2475 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 2568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:39,848 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 1969 Invalid, 2568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 2475 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-06 14:39:39,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2025-02-06 14:39:39,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 177. [2025-02-06 14:39:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 70 states have (on average 1.1) internal successors, (77), 70 states have internal predecessors, (77), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-06 14:39:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 287 transitions. [2025-02-06 14:39:39,888 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 287 transitions. Word has length 575 [2025-02-06 14:39:39,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:39,888 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 287 transitions. [2025-02-06 14:39:39,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 7.888888888888889) internal successors, (142), 19 states have internal predecessors, (142), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (294), 10 states have call predecessors, (294), 10 states have call successors, (294) [2025-02-06 14:39:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 287 transitions. [2025-02-06 14:39:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2025-02-06 14:39:39,892 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 14:39:39,892 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 14:39:39,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-02-06 14:39:40,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-02-06 14:39:40,093 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-06 14:39:40,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 14:39:40,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1469557924, now seen corresponding path program 1 times [2025-02-06 14:39:40,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 14:39:40,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135993244] [2025-02-06 14:39:40,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:40,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 14:39:40,101 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 578 statements into 1 equivalence classes. [2025-02-06 14:39:40,119 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 578 of 578 statements. [2025-02-06 14:39:40,119 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:40,119 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:40,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 14:39:40,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135993244] [2025-02-06 14:39:40,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135993244] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 14:39:40,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502973456] [2025-02-06 14:39:40,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 14:39:40,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 14:39:40,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 14:39:40,304 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 14:39:40,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-02-06 14:39:40,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 578 statements into 1 equivalence classes. [2025-02-06 14:39:40,433 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 578 of 578 statements. [2025-02-06 14:39:40,433 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 14:39:40,433 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 14:39:40,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 14:39:40,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 14:39:40,702 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:40,702 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 14:39:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-06 14:39:41,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1502973456] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 14:39:41,069 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 14:39:41,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2025-02-06 14:39:41,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001356739] [2025-02-06 14:39:41,069 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 14:39:41,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-06 14:39:41,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 14:39:41,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-06 14:39:41,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-06 14:39:41,072 INFO L87 Difference]: Start difference. First operand 177 states and 287 transitions. Second operand has 9 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-06 14:39:41,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 14:39:41,559 INFO L93 Difference]: Finished difference Result 177 states and 287 transitions. [2025-02-06 14:39:41,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 14:39:41,560 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 578 [2025-02-06 14:39:41,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 14:39:41,561 INFO L225 Difference]: With dead ends: 177 [2025-02-06 14:39:41,561 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 14:39:41,562 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1160 GetRequests, 1151 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-06 14:39:41,562 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 42 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 14:39:41,562 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 668 Invalid, 742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 14:39:41,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 14:39:41,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 14:39:41,562 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) [2025-02-06 14:39:41,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 14:39:41,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 578 [2025-02-06 14:39:41,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 14:39:41,563 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 14:39:41,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-06 14:39:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 14:39:41,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 32 remaining) [2025-02-06 14:39:41,566 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 32 remaining) [2025-02-06 14:39:41,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 32 remaining) [2025-02-06 14:39:41,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 32 remaining) [2025-02-06 14:39:41,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 32 remaining) [2025-02-06 14:39:41,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 32 remaining) [2025-02-06 14:39:41,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 32 remaining) [2025-02-06 14:39:41,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 32 remaining) [2025-02-06 14:39:41,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-02-06 14:39:41,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2025-02-06 14:39:41,773 INFO L422 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] [2025-02-06 14:39:41,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 14:39:49,062 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 14:39:49,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 02:39:49 BoogieIcfgContainer [2025-02-06 14:39:49,068 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 14:39:49,069 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 14:39:49,069 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 14:39:49,069 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 14:39:49,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:38:38" (3/4) ... [2025-02-06 14:39:49,071 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 14:39:49,077 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume [2025-02-06 14:39:49,083 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2025-02-06 14:39:49,085 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-06 14:39:49,086 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-06 14:39:49,086 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 14:39:49,168 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 14:39:49,168 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 14:39:49,169 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 14:39:49,169 INFO L158 Benchmark]: Toolchain (without parser) took 71578.83ms. Allocated memory was 201.3MB in the beginning and 553.6MB in the end (delta: 352.3MB). Free memory was 155.3MB in the beginning and 307.2MB in the end (delta: -151.8MB). Peak memory consumption was 194.8MB. Max. memory is 16.1GB. [2025-02-06 14:39:49,169 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 14:39:49,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.43ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 141.9MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 14:39:49,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.89ms. Allocated memory is still 201.3MB. Free memory was 141.9MB in the beginning and 139.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 14:39:49,170 INFO L158 Benchmark]: Boogie Preprocessor took 34.23ms. Allocated memory is still 201.3MB. Free memory was 139.6MB in the beginning and 138.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 14:39:49,170 INFO L158 Benchmark]: IcfgBuilder took 452.78ms. Allocated memory is still 201.3MB. Free memory was 138.0MB in the beginning and 110.0MB in the end (delta: 28.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-06 14:39:49,170 INFO L158 Benchmark]: TraceAbstraction took 70744.60ms. Allocated memory was 201.3MB in the beginning and 553.6MB in the end (delta: 352.3MB). Free memory was 109.2MB in the beginning and 315.5MB in the end (delta: -206.3MB). Peak memory consumption was 284.7MB. Max. memory is 16.1GB. [2025-02-06 14:39:49,170 INFO L158 Benchmark]: Witness Printer took 99.77ms. Allocated memory is still 553.6MB. Free memory was 315.5MB in the beginning and 307.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 14:39:49,174 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.43ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 141.9MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.89ms. Allocated memory is still 201.3MB. Free memory was 141.9MB in the beginning and 139.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.23ms. Allocated memory is still 201.3MB. Free memory was 139.6MB in the beginning and 138.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 452.78ms. Allocated memory is still 201.3MB. Free memory was 138.0MB in the beginning and 110.0MB in the end (delta: 28.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 70744.60ms. Allocated memory was 201.3MB in the beginning and 553.6MB in the end (delta: 352.3MB). Free memory was 109.2MB in the beginning and 315.5MB in the end (delta: -206.3MB). Peak memory consumption was 284.7MB. Max. memory is 16.1GB. * Witness Printer took 99.77ms. Allocated memory is still 553.6MB. Free memory was 315.5MB in the beginning and 307.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 183]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 183]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 180]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 180]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 179]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 179]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 177]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 177]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 176]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 176]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 174]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 174]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 173]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 173]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 171]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 171]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 170]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 170]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 168]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 168]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 167]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 167]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 165]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 165]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 164]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 164]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 161]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 161]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 215 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 63.4s, OverallIterations: 27, TraceHistogramMax: 105, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 19.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1758 SdHoareTripleChecker+Valid, 14.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1757 mSDsluCounter, 36483 SdHoareTripleChecker+Invalid, 12.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31371 mSDsCounter, 1846 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31266 IncrementalHoareTripleChecker+Invalid, 33112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1846 mSolverCounterUnsat, 5112 mSDtfsCounter, 31266 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28064 GetRequests, 27505 SyntacticMatches, 18 SemanticMatches, 541 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5138 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=215occurred in iteration=0, InterpolantAutomatonStates: 320, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 27 MinimizatonAttempts, 143 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 32.6s InterpolantComputationTime, 28792 NumberOfCodeBlocks, 28792 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 42342 ConstructedInterpolants, 0 QuantifiedInterpolants, 101893 SizeOfPredicates, 78 NumberOfNonLiveVariables, 26197 ConjunctsInSsa, 416 ConjunctsInUnsatCore, 78 InterpolantComputations, 2 PerfectInterpolantSequences, 1558828/1590972 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 32 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-06 14:39:49,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE