./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d 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/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash 91ca7f49b47c58892fdb758a58b795fbaf69396eb4fd769aff0472548ca480e5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 11:10:37,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 11:10:37,073 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-02-08 11:10:37,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 11:10:37,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 11:10:37,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 11:10:37,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 11:10:37,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 11:10:37,097 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 11:10:37,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 11:10:37,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 11:10:37,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 11:10:37,098 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 11:10:37,099 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 11:10:37,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 11:10:37,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 11:10:37,099 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91ca7f49b47c58892fdb758a58b795fbaf69396eb4fd769aff0472548ca480e5 [2025-02-08 11:10:37,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 11:10:37,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 11:10:37,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 11:10:37,320 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 11:10:37,320 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 11:10:37,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_good.i [2025-02-08 11:10:38,497 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8d550b13a/a35bbb756cf3403c9f53085f1d4c2496/FLAGb8580355b [2025-02-08 11:10:38,882 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 11:10:38,882 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_good.i [2025-02-08 11:10:38,909 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8d550b13a/a35bbb756cf3403c9f53085f1d4c2496/FLAGb8580355b [2025-02-08 11:10:38,926 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8d550b13a/a35bbb756cf3403c9f53085f1d4c2496 [2025-02-08 11:10:38,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 11:10:38,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 11:10:38,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 11:10:38,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 11:10:38,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 11:10:38,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 11:10:38" (1/1) ... [2025-02-08 11:10:38,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cddfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:38, skipping insertion in model container [2025-02-08 11:10:38,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 11:10:38" (1/1) ... [2025-02-08 11:10:38,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 11:10:39,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 11:10:39,625 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 11:10:39,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 11:10:39,800 INFO L204 MainTranslator]: Completed translation [2025-02-08 11:10:39,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39 WrapperNode [2025-02-08 11:10:39,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 11:10:39,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 11:10:39,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 11:10:39,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 11:10:39,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,838 INFO L138 Inliner]: procedures = 502, calls = 54, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 161 [2025-02-08 11:10:39,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 11:10:39,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 11:10:39,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 11:10:39,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 11:10:39,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,852 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,862 INFO L175 MemorySlicer]: Split 2 memory accesses to 2 slices as follows [1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [1, 1]. The 0 writes are split as follows [0, 0]. [2025-02-08 11:10:39,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,866 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,870 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 11:10:39,870 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 11:10:39,870 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 11:10:39,871 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 11:10:39,871 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (1/1) ... [2025-02-08 11:10:39,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 11:10:39,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:39,902 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) [2025-02-08 11:10:39,908 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 [2025-02-08 11:10:39,923 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2025-02-08 11:10:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2025-02-08 11:10:39,923 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-02-08 11:10:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-02-08 11:10:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2025-02-08 11:10:39,924 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2025-02-08 11:10:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 11:10:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 11:10:39,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 11:10:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2025-02-08 11:10:39,924 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2025-02-08 11:10:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 11:10:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 11:10:40,059 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 11:10:40,060 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 11:10:40,275 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2025-02-08 11:10:40,275 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 11:10:40,288 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 11:10:40,289 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 11:10:40,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 11:10:40 BoogieIcfgContainer [2025-02-08 11:10:40,290 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 11:10:40,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 11:10:40,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 11:10:40,297 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 11:10:40,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 11:10:38" (1/3) ... [2025-02-08 11:10:40,298 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@563ebca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 11:10:40, skipping insertion in model container [2025-02-08 11:10:40,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:10:39" (2/3) ... [2025-02-08 11:10:40,298 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@563ebca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 11:10:40, skipping insertion in model container [2025-02-08 11:10:40,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 11:10:40" (3/3) ... [2025-02-08 11:10:40,299 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_11_good.i [2025-02-08 11:10:40,315 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 11:10:40,318 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_fgets_multiply_11_good.i that has 5 procedures, 88 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2025-02-08 11:10:40,371 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 11:10:40,385 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;@75d92cf4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 11:10:40,385 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-02-08 11:10:40,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 69 states have internal predecessors, (80), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2025-02-08 11:10:40,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-02-08 11:10:40,400 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:40,400 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:40,401 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:40,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:40,406 INFO L85 PathProgramCache]: Analyzing trace with hash 756590692, now seen corresponding path program 1 times [2025-02-08 11:10:40,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:40,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172777523] [2025-02-08 11:10:40,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:40,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:40,503 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-02-08 11:10:40,528 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-02-08 11:10:40,528 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:40,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 11:10:40,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:40,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172777523] [2025-02-08 11:10:40,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172777523] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:40,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 11:10:40,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-08 11:10:40,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530034847] [2025-02-08 11:10:40,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:40,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 11:10:40,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:40,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 11:10:40,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 11:10:40,733 INFO L87 Difference]: Start difference. First operand has 88 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 69 states have internal predecessors, (80), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2025-02-08 11:10:40,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:40,783 INFO L93 Difference]: Finished difference Result 167 states and 226 transitions. [2025-02-08 11:10:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 11:10:40,785 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2025-02-08 11:10:40,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:40,794 INFO L225 Difference]: With dead ends: 167 [2025-02-08 11:10:40,794 INFO L226 Difference]: Without dead ends: 81 [2025-02-08 11:10:40,796 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 11:10:40,798 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:40,799 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:40,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2025-02-08 11:10:40,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2025-02-08 11:10:40,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.411764705882353) internal successors, (72), 64 states have internal predecessors, (72), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-02-08 11:10:40,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 108 transitions. [2025-02-08 11:10:40,842 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 108 transitions. Word has length 22 [2025-02-08 11:10:40,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:40,844 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 108 transitions. [2025-02-08 11:10:40,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2025-02-08 11:10:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 108 transitions. [2025-02-08 11:10:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2025-02-08 11:10:40,845 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:40,845 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:40,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 11:10:40,846 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:40,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:40,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1927350778, now seen corresponding path program 1 times [2025-02-08 11:10:40,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:40,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662456872] [2025-02-08 11:10:40,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:40,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:40,880 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-02-08 11:10:40,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-02-08 11:10:40,891 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:40,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 11:10:40,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:40,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662456872] [2025-02-08 11:10:40,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662456872] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:40,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 11:10:40,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 11:10:40,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598917035] [2025-02-08 11:10:40,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:40,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:40,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:40,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:40,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 11:10:40,967 INFO L87 Difference]: Start difference. First operand 81 states and 108 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 11:10:40,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:40,986 INFO L93 Difference]: Finished difference Result 81 states and 108 transitions. [2025-02-08 11:10:40,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:40,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 24 [2025-02-08 11:10:40,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:40,988 INFO L225 Difference]: With dead ends: 81 [2025-02-08 11:10:40,988 INFO L226 Difference]: Without dead ends: 80 [2025-02-08 11:10:40,988 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 [2025-02-08 11:10:40,989 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 1 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:40,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 199 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:40,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-02-08 11:10:40,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2025-02-08 11:10:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 51 states have (on average 1.392156862745098) internal successors, (71), 63 states have internal predecessors, (71), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-02-08 11:10:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 107 transitions. [2025-02-08 11:10:40,997 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 107 transitions. Word has length 24 [2025-02-08 11:10:40,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:40,997 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 107 transitions. [2025-02-08 11:10:40,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 11:10:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2025-02-08 11:10:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2025-02-08 11:10:40,998 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:40,998 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:40,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 11:10:40,998 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:40,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:40,999 INFO L85 PathProgramCache]: Analyzing trace with hash 381668070, now seen corresponding path program 1 times [2025-02-08 11:10:40,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:40,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267854126] [2025-02-08 11:10:40,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:40,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:41,012 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-02-08 11:10:41,019 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-02-08 11:10:41,019 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,020 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 11:10:41,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:41,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267854126] [2025-02-08 11:10:41,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267854126] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:41,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 11:10:41,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 11:10:41,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681167218] [2025-02-08 11:10:41,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:41,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:41,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:41,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:41,057 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 11:10:41,057 INFO L87 Difference]: Start difference. First operand 80 states and 107 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 11:10:41,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:41,091 INFO L93 Difference]: Finished difference Result 148 states and 197 transitions. [2025-02-08 11:10:41,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:41,092 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 25 [2025-02-08 11:10:41,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:41,092 INFO L225 Difference]: With dead ends: 148 [2025-02-08 11:10:41,092 INFO L226 Difference]: Without dead ends: 87 [2025-02-08 11:10:41,093 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 [2025-02-08 11:10:41,093 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 8 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:41,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 207 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:41,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2025-02-08 11:10:41,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2025-02-08 11:10:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 56 states have (on average 1.375) internal successors, (77), 66 states have internal predecessors, (77), 19 states have call successors, (19), 4 states have call predecessors, (19), 4 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2025-02-08 11:10:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 115 transitions. [2025-02-08 11:10:41,100 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 115 transitions. Word has length 25 [2025-02-08 11:10:41,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:41,100 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 115 transitions. [2025-02-08 11:10:41,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 11:10:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 115 transitions. [2025-02-08 11:10:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2025-02-08 11:10:41,101 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:41,101 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:41,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 11:10:41,101 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:41,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:41,102 INFO L85 PathProgramCache]: Analyzing trace with hash 660322684, now seen corresponding path program 1 times [2025-02-08 11:10:41,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:41,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835694968] [2025-02-08 11:10:41,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:41,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:41,112 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-02-08 11:10:41,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-02-08 11:10:41,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-02-08 11:10:41,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:41,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835694968] [2025-02-08 11:10:41,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835694968] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:41,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50220555] [2025-02-08 11:10:41,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:41,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:41,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:41,184 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) [2025-02-08 11:10:41,186 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 [2025-02-08 11:10:41,238 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-02-08 11:10:41,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-02-08 11:10:41,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:41,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-02-08 11:10:41,297 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:41,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50220555] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:41,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:41,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-02-08 11:10:41,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272337398] [2025-02-08 11:10:41,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:41,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:41,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:41,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:41,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:41,299 INFO L87 Difference]: Start difference. First operand 85 states and 115 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-08 11:10:41,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:41,329 INFO L93 Difference]: Finished difference Result 139 states and 181 transitions. [2025-02-08 11:10:41,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:41,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 38 [2025-02-08 11:10:41,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:41,330 INFO L225 Difference]: With dead ends: 139 [2025-02-08 11:10:41,330 INFO L226 Difference]: Without dead ends: 91 [2025-02-08 11:10:41,331 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:41,331 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 4 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:41,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 201 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:41,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-02-08 11:10:41,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 90. [2025-02-08 11:10:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 60 states have (on average 1.3666666666666667) internal successors, (82), 69 states have internal predecessors, (82), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2025-02-08 11:10:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 122 transitions. [2025-02-08 11:10:41,339 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 122 transitions. Word has length 38 [2025-02-08 11:10:41,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:41,339 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 122 transitions. [2025-02-08 11:10:41,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-08 11:10:41,340 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2025-02-08 11:10:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2025-02-08 11:10:41,340 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:41,340 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:41,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-08 11:10:41,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:41,541 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:41,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:41,542 INFO L85 PathProgramCache]: Analyzing trace with hash 855608830, now seen corresponding path program 1 times [2025-02-08 11:10:41,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:41,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667956166] [2025-02-08 11:10:41,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:41,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:41,557 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 40 statements into 1 equivalence classes. [2025-02-08 11:10:41,562 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 40 of 40 statements. [2025-02-08 11:10:41,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-02-08 11:10:41,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:41,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667956166] [2025-02-08 11:10:41,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667956166] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:41,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 11:10:41,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 11:10:41,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504422458] [2025-02-08 11:10:41,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:41,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:41,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:41,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:41,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 11:10:41,607 INFO L87 Difference]: Start difference. First operand 90 states and 122 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-02-08 11:10:41,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:41,625 INFO L93 Difference]: Finished difference Result 90 states and 122 transitions. [2025-02-08 11:10:41,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:41,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 40 [2025-02-08 11:10:41,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:41,628 INFO L225 Difference]: With dead ends: 90 [2025-02-08 11:10:41,628 INFO L226 Difference]: Without dead ends: 89 [2025-02-08 11:10:41,629 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 [2025-02-08 11:10:41,629 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 1 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:41,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 195 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:41,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-02-08 11:10:41,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-02-08 11:10:41,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 60 states have (on average 1.35) internal successors, (81), 68 states have internal predecessors, (81), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2025-02-08 11:10:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 121 transitions. [2025-02-08 11:10:41,641 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 121 transitions. Word has length 40 [2025-02-08 11:10:41,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:41,641 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 121 transitions. [2025-02-08 11:10:41,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-02-08 11:10:41,641 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2025-02-08 11:10:41,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2025-02-08 11:10:41,642 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:41,642 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:41,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-08 11:10:41,642 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:41,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:41,643 INFO L85 PathProgramCache]: Analyzing trace with hash 754069972, now seen corresponding path program 1 times [2025-02-08 11:10:41,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:41,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870842058] [2025-02-08 11:10:41,643 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:41,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:41,655 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-02-08 11:10:41,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-02-08 11:10:41,661 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,661 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-02-08 11:10:41,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:41,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870842058] [2025-02-08 11:10:41,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870842058] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:41,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 11:10:41,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 11:10:41,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760237102] [2025-02-08 11:10:41,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:41,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:41,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:41,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:41,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 11:10:41,739 INFO L87 Difference]: Start difference. First operand 89 states and 121 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, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-02-08 11:10:41,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:41,757 INFO L93 Difference]: Finished difference Result 90 states and 122 transitions. [2025-02-08 11:10:41,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:41,761 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, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 41 [2025-02-08 11:10:41,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:41,761 INFO L225 Difference]: With dead ends: 90 [2025-02-08 11:10:41,761 INFO L226 Difference]: Without dead ends: 89 [2025-02-08 11:10:41,762 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 [2025-02-08 11:10:41,762 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 8 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:41,762 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 191 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:41,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-02-08 11:10:41,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 88. [2025-02-08 11:10:41,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 60 states have (on average 1.3333333333333333) internal successors, (80), 67 states have internal predecessors, (80), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2025-02-08 11:10:41,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 120 transitions. [2025-02-08 11:10:41,772 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 120 transitions. Word has length 41 [2025-02-08 11:10:41,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:41,772 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 120 transitions. [2025-02-08 11:10:41,774 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, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-02-08 11:10:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2025-02-08 11:10:41,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-02-08 11:10:41,775 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:41,776 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:41,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-08 11:10:41,777 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:41,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:41,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1953076081, now seen corresponding path program 1 times [2025-02-08 11:10:41,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:41,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257806465] [2025-02-08 11:10:41,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:41,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:41,793 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-02-08 11:10:41,799 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-02-08 11:10:41,799 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,799 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-08 11:10:41,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:41,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257806465] [2025-02-08 11:10:41,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257806465] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:41,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430519826] [2025-02-08 11:10:41,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:41,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:41,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:41,872 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) [2025-02-08 11:10:41,877 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 [2025-02-08 11:10:41,940 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-02-08 11:10:41,967 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-02-08 11:10:41,968 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:41,968 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:41,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:41,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-02-08 11:10:41,995 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:41,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430519826] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:41,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:41,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-02-08 11:10:41,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964036209] [2025-02-08 11:10:41,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:41,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:41,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:41,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:41,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:41,997 INFO L87 Difference]: Start difference. First operand 88 states and 120 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-02-08 11:10:42,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:42,024 INFO L93 Difference]: Finished difference Result 111 states and 148 transitions. [2025-02-08 11:10:42,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:42,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 50 [2025-02-08 11:10:42,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:42,025 INFO L225 Difference]: With dead ends: 111 [2025-02-08 11:10:42,026 INFO L226 Difference]: Without dead ends: 95 [2025-02-08 11:10:42,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:42,028 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 2 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:42,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 195 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:42,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2025-02-08 11:10:42,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2025-02-08 11:10:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.328125) internal successors, (85), 70 states have internal predecessors, (85), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-08 11:10:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2025-02-08 11:10:42,037 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 50 [2025-02-08 11:10:42,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:42,037 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2025-02-08 11:10:42,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-02-08 11:10:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2025-02-08 11:10:42,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2025-02-08 11:10:42,038 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:42,041 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:42,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-02-08 11:10:42,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:42,242 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:42,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:42,242 INFO L85 PathProgramCache]: Analyzing trace with hash -415816367, now seen corresponding path program 1 times [2025-02-08 11:10:42,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:42,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811246670] [2025-02-08 11:10:42,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:42,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:42,251 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-08 11:10:42,255 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-08 11:10:42,255 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:42,255 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-08 11:10:42,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:42,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811246670] [2025-02-08 11:10:42,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811246670] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:42,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232754725] [2025-02-08 11:10:42,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:42,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:42,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:42,305 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) [2025-02-08 11:10:42,307 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 [2025-02-08 11:10:42,370 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-08 11:10:42,391 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-08 11:10:42,391 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:42,391 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:42,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:42,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:42,409 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-02-08 11:10:42,409 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:42,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232754725] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:42,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:42,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-02-08 11:10:42,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688370527] [2025-02-08 11:10:42,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:42,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:42,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:42,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:42,410 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:42,410 INFO L87 Difference]: Start difference. First operand 93 states and 127 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-02-08 11:10:42,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:42,423 INFO L93 Difference]: Finished difference Result 94 states and 128 transitions. [2025-02-08 11:10:42,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:42,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 51 [2025-02-08 11:10:42,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:42,425 INFO L225 Difference]: With dead ends: 94 [2025-02-08 11:10:42,425 INFO L226 Difference]: Without dead ends: 93 [2025-02-08 11:10:42,425 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:42,427 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 3 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:42,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 185 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:42,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-02-08 11:10:42,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 92. [2025-02-08 11:10:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 64 states have (on average 1.3125) internal successors, (84), 69 states have internal predecessors, (84), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-08 11:10:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 126 transitions. [2025-02-08 11:10:42,437 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 126 transitions. Word has length 51 [2025-02-08 11:10:42,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:42,437 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 126 transitions. [2025-02-08 11:10:42,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-02-08 11:10:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 126 transitions. [2025-02-08 11:10:42,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-02-08 11:10:42,438 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:42,438 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:42,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-08 11:10:42,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:42,639 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:42,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:42,640 INFO L85 PathProgramCache]: Analyzing trace with hash 506438728, now seen corresponding path program 1 times [2025-02-08 11:10:42,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:42,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629659357] [2025-02-08 11:10:42,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:42,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:42,649 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-02-08 11:10:42,655 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-02-08 11:10:42,655 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:42,656 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-02-08 11:10:42,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:42,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629659357] [2025-02-08 11:10:42,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629659357] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:42,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889151532] [2025-02-08 11:10:42,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:42,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:42,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:42,706 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) [2025-02-08 11:10:42,708 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 [2025-02-08 11:10:42,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-02-08 11:10:42,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-02-08 11:10:42,783 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:42,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:42,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:42,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:42,803 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-02-08 11:10:42,803 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:42,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889151532] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:42,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:42,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-02-08 11:10:42,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282945039] [2025-02-08 11:10:42,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:42,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:42,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:42,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:42,804 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:42,804 INFO L87 Difference]: Start difference. First operand 92 states and 126 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-02-08 11:10:42,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:42,819 INFO L93 Difference]: Finished difference Result 114 states and 149 transitions. [2025-02-08 11:10:42,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:42,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 55 [2025-02-08 11:10:42,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:42,820 INFO L225 Difference]: With dead ends: 114 [2025-02-08 11:10:42,820 INFO L226 Difference]: Without dead ends: 91 [2025-02-08 11:10:42,820 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:42,821 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:42,821 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 199 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:42,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-02-08 11:10:42,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 90. [2025-02-08 11:10:42,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 63 states have (on average 1.2857142857142858) internal successors, (81), 67 states have internal predecessors, (81), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-08 11:10:42,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 123 transitions. [2025-02-08 11:10:42,826 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 123 transitions. Word has length 55 [2025-02-08 11:10:42,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:42,826 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 123 transitions. [2025-02-08 11:10:42,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-02-08 11:10:42,826 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2025-02-08 11:10:42,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-02-08 11:10:42,827 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:42,828 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:42,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-02-08 11:10:43,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2025-02-08 11:10:43,028 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:43,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:43,029 INFO L85 PathProgramCache]: Analyzing trace with hash -602964667, now seen corresponding path program 1 times [2025-02-08 11:10:43,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:43,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872416584] [2025-02-08 11:10:43,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:43,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:43,048 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-02-08 11:10:43,054 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-02-08 11:10:43,055 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:43,055 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2025-02-08 11:10:43,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:43,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872416584] [2025-02-08 11:10:43,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872416584] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:43,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377831858] [2025-02-08 11:10:43,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:43,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:43,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:43,121 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) [2025-02-08 11:10:43,123 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 [2025-02-08 11:10:43,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-02-08 11:10:43,207 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-02-08 11:10:43,207 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:43,207 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:43,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:43,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2025-02-08 11:10:43,229 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:43,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377831858] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:43,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:43,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-02-08 11:10:43,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416889176] [2025-02-08 11:10:43,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:43,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:43,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:43,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:43,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:43,230 INFO L87 Difference]: Start difference. First operand 90 states and 123 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-02-08 11:10:43,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:43,244 INFO L93 Difference]: Finished difference Result 97 states and 131 transitions. [2025-02-08 11:10:43,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:43,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2025-02-08 11:10:43,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:43,245 INFO L225 Difference]: With dead ends: 97 [2025-02-08 11:10:43,245 INFO L226 Difference]: Without dead ends: 96 [2025-02-08 11:10:43,245 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:43,246 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 1 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:43,246 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 195 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:43,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2025-02-08 11:10:43,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2025-02-08 11:10:43,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 67 states have (on average 1.2686567164179106) internal successors, (85), 71 states have internal predecessors, (85), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2025-02-08 11:10:43,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 129 transitions. [2025-02-08 11:10:43,255 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 129 transitions. Word has length 63 [2025-02-08 11:10:43,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:43,256 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 129 transitions. [2025-02-08 11:10:43,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-02-08 11:10:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 129 transitions. [2025-02-08 11:10:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-02-08 11:10:43,256 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:43,257 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:43,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-02-08 11:10:43,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-02-08 11:10:43,461 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:43,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:43,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1884548166, now seen corresponding path program 1 times [2025-02-08 11:10:43,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:43,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604616916] [2025-02-08 11:10:43,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:43,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:43,477 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-02-08 11:10:43,481 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-02-08 11:10:43,482 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:43,482 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2025-02-08 11:10:43,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:43,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604616916] [2025-02-08 11:10:43,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604616916] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:43,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532368907] [2025-02-08 11:10:43,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:43,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:43,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:43,562 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) [2025-02-08 11:10:43,571 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 [2025-02-08 11:10:43,636 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-02-08 11:10:43,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-02-08 11:10:43,662 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:43,662 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:43,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:43,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2025-02-08 11:10:43,683 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:43,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532368907] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:43,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:43,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-02-08 11:10:43,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557175217] [2025-02-08 11:10:43,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:43,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:43,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:43,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:43,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:43,684 INFO L87 Difference]: Start difference. First operand 95 states and 129 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-02-08 11:10:43,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:43,691 INFO L93 Difference]: Finished difference Result 97 states and 130 transitions. [2025-02-08 11:10:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:43,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2025-02-08 11:10:43,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:43,695 INFO L225 Difference]: With dead ends: 97 [2025-02-08 11:10:43,695 INFO L226 Difference]: Without dead ends: 89 [2025-02-08 11:10:43,695 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:43,696 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:43,696 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 196 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:43,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-02-08 11:10:43,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-02-08 11:10:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 63 states have (on average 1.253968253968254) internal successors, (79), 66 states have internal predecessors, (79), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-08 11:10:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 121 transitions. [2025-02-08 11:10:43,700 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 121 transitions. Word has length 63 [2025-02-08 11:10:43,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:43,701 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 121 transitions. [2025-02-08 11:10:43,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-02-08 11:10:43,701 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2025-02-08 11:10:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-02-08 11:10:43,701 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 11:10:43,701 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:43,712 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 [2025-02-08 11:10:43,902 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,SelfDestructingSolverStorable10 [2025-02-08 11:10:43,902 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 11:10:43,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 11:10:43,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1512035510, now seen corresponding path program 1 times [2025-02-08 11:10:43,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 11:10:43,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759959389] [2025-02-08 11:10:43,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:43,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 11:10:43,910 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-02-08 11:10:43,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-02-08 11:10:43,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:43,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2025-02-08 11:10:43,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 11:10:43,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759959389] [2025-02-08 11:10:43,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759959389] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 11:10:43,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097514949] [2025-02-08 11:10:43,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 11:10:43,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:43,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 11:10:43,959 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) [2025-02-08 11:10:43,961 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 [2025-02-08 11:10:44,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-02-08 11:10:44,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-02-08 11:10:44,030 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 11:10:44,030 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 11:10:44,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 11:10:44,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 11:10:44,044 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2025-02-08 11:10:44,044 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 11:10:44,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097514949] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 11:10:44,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 11:10:44,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-02-08 11:10:44,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424038648] [2025-02-08 11:10:44,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 11:10:44,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 11:10:44,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 11:10:44,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 11:10:44,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:44,045 INFO L87 Difference]: Start difference. First operand 89 states and 121 transitions. Second operand has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-02-08 11:10:44,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 11:10:44,052 INFO L93 Difference]: Finished difference Result 89 states and 121 transitions. [2025-02-08 11:10:44,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 11:10:44,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2025-02-08 11:10:44,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 11:10:44,053 INFO L225 Difference]: With dead ends: 89 [2025-02-08 11:10:44,053 INFO L226 Difference]: Without dead ends: 0 [2025-02-08 11:10:44,053 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 11:10:44,053 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 1 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 11:10:44,053 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 187 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 11:10:44,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-08 11:10:44,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-08 11:10:44,054 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) [2025-02-08 11:10:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-08 11:10:44,054 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2025-02-08 11:10:44,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 11:10:44,054 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 11:10:44,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-02-08 11:10:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-08 11:10:44,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 11:10:44,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-02-08 11:10:44,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2025-02-08 11:10:44,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2025-02-08 11:10:44,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-02-08 11:10:44,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-02-08 11:10:44,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-02-08 11:10:44,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-02-08 11:10:44,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-02-08 11:10:44,067 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 [2025-02-08 11:10:44,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 11:10:44,263 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 11:10:44,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-08 11:10:44,305 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 11:10:44,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 11:10:44 BoogieIcfgContainer [2025-02-08 11:10:44,309 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 11:10:44,309 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 11:10:44,309 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 11:10:44,310 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 11:10:44,310 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 11:10:40" (3/4) ... [2025-02-08 11:10:44,311 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 11:10:44,315 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printLine [2025-02-08 11:10:44,315 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2025-02-08 11:10:44,315 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printIntLine [2025-02-08 11:10:44,315 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2025-02-08 11:10:44,319 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2025-02-08 11:10:44,319 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2025-02-08 11:10:44,319 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-08 11:10:44,319 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 11:10:44,319 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 11:10:44,398 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 11:10:44,398 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 11:10:44,398 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 11:10:44,399 INFO L158 Benchmark]: Toolchain (without parser) took 5468.82ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 163.2MB in the end (delta: -12.2MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2025-02-08 11:10:44,399 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 11:10:44,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 869.96ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 89.4MB in the end (delta: 61.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-02-08 11:10:44,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.49ms. Allocated memory is still 201.3MB. Free memory was 89.4MB in the beginning and 86.5MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 11:10:44,400 INFO L158 Benchmark]: Boogie Preprocessor took 30.11ms. Allocated memory is still 201.3MB. Free memory was 86.5MB in the beginning and 84.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 11:10:44,401 INFO L158 Benchmark]: IcfgBuilder took 419.93ms. Allocated memory is still 201.3MB. Free memory was 84.6MB in the beginning and 65.8MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 11:10:44,401 INFO L158 Benchmark]: TraceAbstraction took 4017.48ms. Allocated memory is still 201.3MB. Free memory was 65.0MB in the beginning and 62.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2025-02-08 11:10:44,402 INFO L158 Benchmark]: Witness Printer took 89.02ms. Allocated memory is still 201.3MB. Free memory was 62.0MB in the beginning and 163.2MB in the end (delta: -101.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 11:10:44,405 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 869.96ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 89.4MB in the end (delta: 61.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.49ms. Allocated memory is still 201.3MB. Free memory was 89.4MB in the beginning and 86.5MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.11ms. Allocated memory is still 201.3MB. Free memory was 86.5MB in the beginning and 84.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 419.93ms. Allocated memory is still 201.3MB. Free memory was 84.6MB in the beginning and 65.8MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4017.48ms. Allocated memory is still 201.3MB. Free memory was 65.0MB in the beginning and 62.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. * Witness Printer took 89.02ms. Allocated memory is still 201.3MB. Free memory was 62.0MB in the beginning and 163.2MB in the end (delta: -101.2MB). 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: 1653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: 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 5 procedures, 88 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 41 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 2496 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1247 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 109 IncrementalHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 1249 mSDtfsCounter, 109 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 417 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=10, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 9 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 920 NumberOfCodeBlocks, 920 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 901 ConstructedInterpolants, 0 QuantifiedInterpolants, 1069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1507 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 19 InterpolantComputations, 12 PerfectInterpolantSequences, 420/458 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 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 11:10:44,418 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