./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/xcsp/AllInterval-009.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/xcsp/AllInterval-009.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 467fcaafa9af0a00772f5009c99943c6cb7078cb0bca94a00a243b41a6183129 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 02:39:16,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 02:39:16,890 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-01-10 02:39:16,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 02:39:16,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 02:39:16,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 02:39:16,931 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 02:39:16,931 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 02:39:16,932 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 02:39:16,932 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 02:39:16,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-10 02:39:16,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-10 02:39:16,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 02:39:16,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 02:39:16,933 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 02:39:16,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 02:39:16,935 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-10 02:39:16,935 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 02:39:16,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 02:39:16,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 02:39:16,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-10 02:39:16,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-10 02:39:16,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-10 02:39:16,938 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-10 02:39:16,938 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-10 02:39:16,938 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 467fcaafa9af0a00772f5009c99943c6cb7078cb0bca94a00a243b41a6183129 [2025-01-10 02:39:17,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 02:39:17,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 02:39:17,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 02:39:17,233 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 02:39:17,233 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 02:39:17,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-009.c [2025-01-10 02:39:18,606 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cdd262730/4b71408a0a884f98a8bde12ff92ce922/FLAG30aff57ab [2025-01-10 02:39:18,864 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 02:39:18,869 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-009.c [2025-01-10 02:39:18,890 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cdd262730/4b71408a0a884f98a8bde12ff92ce922/FLAG30aff57ab [2025-01-10 02:39:18,942 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cdd262730/4b71408a0a884f98a8bde12ff92ce922 [2025-01-10 02:39:18,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 02:39:18,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 02:39:18,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 02:39:18,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 02:39:18,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 02:39:18,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 02:39:18" (1/1) ... [2025-01-10 02:39:18,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27daefd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:18, skipping insertion in model container [2025-01-10 02:39:18,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 02:39:18" (1/1) ... [2025-01-10 02:39:18,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 02:39:19,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 02:39:19,181 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 02:39:19,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 02:39:19,227 INFO L204 MainTranslator]: Completed translation [2025-01-10 02:39:19,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19 WrapperNode [2025-01-10 02:39:19,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 02:39:19,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 02:39:19,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 02:39:19,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 02:39:19,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,288 INFO L138 Inliner]: procedures = 13, calls = 114, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 289 [2025-01-10 02:39:19,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 02:39:19,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 02:39:19,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 02:39:19,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 02:39:19,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,307 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,324 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-10 02:39:19,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 02:39:19,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 02:39:19,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 02:39:19,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 02:39:19,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (1/1) ... [2025-01-10 02:39:19,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 02:39:19,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:19,394 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) [2025-01-10 02:39:19,403 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 [2025-01-10 02:39:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 02:39:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 02:39:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 02:39:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 02:39:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2025-01-10 02:39:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2025-01-10 02:39:19,496 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 02:39:19,498 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 02:39:19,903 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2025-01-10 02:39:19,904 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 02:39:19,924 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 02:39:19,924 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 02:39:19,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:39:19 BoogieIcfgContainer [2025-01-10 02:39:19,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 02:39:19,927 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-10 02:39:19,927 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-10 02:39:19,931 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-10 02:39:19,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 02:39:18" (1/3) ... [2025-01-10 02:39:19,932 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e23bef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 02:39:19, skipping insertion in model container [2025-01-10 02:39:19,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:39:19" (2/3) ... [2025-01-10 02:39:19,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e23bef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 02:39:19, skipping insertion in model container [2025-01-10 02:39:19,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:39:19" (3/3) ... [2025-01-10 02:39:19,934 INFO L128 eAbstractionObserver]: Analyzing ICFG AllInterval-009.c [2025-01-10 02:39:19,951 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-10 02:39:19,954 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG AllInterval-009.c that has 2 procedures, 215 locations, 1 initial locations, 0 loop locations, and 32 error locations. [2025-01-10 02:39:20,032 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-10 02:39:20,045 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;@704cd957, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-10 02:39:20,046 INFO L334 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2025-01-10 02:39:20,052 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 75 states have (on average 1.5466666666666666) internal successors, (116), 107 states have internal predecessors, (116), 106 states have call successors, (106), 1 states have call predecessors, (106), 1 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) [2025-01-10 02:39:20,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2025-01-10 02:39:20,079 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:20,080 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:20,081 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:20,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:20,088 INFO L85 PathProgramCache]: Analyzing trace with hash -36741769, now seen corresponding path program 1 times [2025-01-10 02:39:20,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:20,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068241118] [2025-01-10 02:39:20,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:20,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:20,224 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-01-10 02:39:20,251 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-01-10 02:39:20,252 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:20,252 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:20,667 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2025-01-10 02:39:20,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:20,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068241118] [2025-01-10 02:39:20,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068241118] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:20,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186599845] [2025-01-10 02:39:20,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:20,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:20,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:20,673 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) [2025-01-10 02:39:20,677 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 [2025-01-10 02:39:20,780 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-01-10 02:39:20,932 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-01-10 02:39:20,932 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:20,932 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:20,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-10 02:39:20,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2025-01-10 02:39:21,034 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 02:39:21,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1186599845] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:21,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 02:39:21,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-10 02:39:21,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793355945] [2025-01-10 02:39:21,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:21,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-10 02:39:21,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:21,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-10 02:39:21,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-10 02:39:21,065 INFO L87 Difference]: Start difference. First operand has 215 states, 75 states have (on average 1.5466666666666666) internal successors, (116), 107 states have internal predecessors, (116), 106 states have call successors, (106), 1 states have call predecessors, (106), 1 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) [2025-01-10 02:39:21,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:21,135 INFO L93 Difference]: Finished difference Result 423 states and 755 transitions. [2025-01-10 02:39:21,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-10 02:39:21,138 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) Word has length 511 [2025-01-10 02:39:21,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:21,148 INFO L225 Difference]: With dead ends: 423 [2025-01-10 02:39:21,149 INFO L226 Difference]: Without dead ends: 208 [2025-01-10 02:39:21,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 512 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-10 02:39:21,163 INFO L435 NwaCegarLoop]: 323 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:21,165 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 02:39:21,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2025-01-10 02:39:21,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2025-01-10 02:39:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 70 states have (on average 1.542857142857143) internal successors, (108), 101 states have internal predecessors, (108), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:21,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 318 transitions. [2025-01-10 02:39:21,283 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 318 transitions. Word has length 511 [2025-01-10 02:39:21,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:21,283 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 318 transitions. [2025-01-10 02:39:21,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) [2025-01-10 02:39:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 318 transitions. [2025-01-10 02:39:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2025-01-10 02:39:21,303 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:21,303 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:21,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-10 02:39:21,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-10 02:39:21,505 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:21,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:21,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1976392759, now seen corresponding path program 1 times [2025-01-10 02:39:21,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:21,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477590643] [2025-01-10 02:39:21,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:21,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:21,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-01-10 02:39:21,702 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-01-10 02:39:21,702 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:21,702 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 570 refuted. 0 times theorem prover too weak. 18436 trivial. 0 not checked. [2025-01-10 02:39:22,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:22,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477590643] [2025-01-10 02:39:22,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477590643] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:22,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246426046] [2025-01-10 02:39:22,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:22,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:22,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:22,896 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) [2025-01-10 02:39:22,899 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 [2025-01-10 02:39:22,990 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-01-10 02:39:23,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-01-10 02:39:23,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:23,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:23,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:23,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:23,982 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:24,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246426046] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:24,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:24,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-01-10 02:39:24,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287086701] [2025-01-10 02:39:24,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:24,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-10 02:39:24,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:24,720 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-10 02:39:24,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:39:24,722 INFO L87 Difference]: Start difference. First operand 208 states and 318 transitions. Second operand has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) [2025-01-10 02:39:25,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:25,326 INFO L93 Difference]: Finished difference Result 208 states and 318 transitions. [2025-01-10 02:39:25,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-10 02:39:25,327 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) Word has length 511 [2025-01-10 02:39:25,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:25,337 INFO L225 Difference]: With dead ends: 208 [2025-01-10 02:39:25,337 INFO L226 Difference]: Without dead ends: 207 [2025-01-10 02:39:25,339 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1028 GetRequests, 1019 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2025-01-10 02:39:25,339 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 2 mSDsluCounter, 846 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1054 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:25,340 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1054 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:39:25,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2025-01-10 02:39:25,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2025-01-10 02:39:25,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 70 states have (on average 1.5285714285714285) internal successors, (107), 100 states have internal predecessors, (107), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:25,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 317 transitions. [2025-01-10 02:39:25,394 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 317 transitions. Word has length 511 [2025-01-10 02:39:25,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:25,396 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 317 transitions. [2025-01-10 02:39:25,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) [2025-01-10 02:39:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 317 transitions. [2025-01-10 02:39:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2025-01-10 02:39:25,405 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:25,405 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:25,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-10 02:39:25,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:25,606 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:25,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:25,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1138633537, now seen corresponding path program 1 times [2025-01-10 02:39:25,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:25,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800574754] [2025-01-10 02:39:25,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:25,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:25,640 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 512 statements into 1 equivalence classes. [2025-01-10 02:39:25,705 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 512 of 512 statements. [2025-01-10 02:39:25,706 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:25,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:26,225 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:26,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:26,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800574754] [2025-01-10 02:39:26,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800574754] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:26,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593462951] [2025-01-10 02:39:26,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:26,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:26,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:26,229 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) [2025-01-10 02:39:26,232 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 [2025-01-10 02:39:26,304 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 512 statements into 1 equivalence classes. [2025-01-10 02:39:26,444 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 512 of 512 statements. [2025-01-10 02:39:26,444 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:26,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:26,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:26,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:26,924 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:26,924 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:27,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593462951] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:27,494 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:27,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2025-01-10 02:39:27,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282634250] [2025-01-10 02:39:27,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:27,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-10 02:39:27,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:27,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-10 02:39:27,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:39:27,497 INFO L87 Difference]: Start difference. First operand 207 states and 317 transitions. Second operand has 10 states, 8 states have (on average 8.625) internal successors, (69), 10 states have internal predecessors, (69), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-01-10 02:39:28,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:28,166 INFO L93 Difference]: Finished difference Result 207 states and 317 transitions. [2025-01-10 02:39:28,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 02:39:28,167 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.625) internal successors, (69), 10 states have internal predecessors, (69), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) Word has length 512 [2025-01-10 02:39:28,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:28,171 INFO L225 Difference]: With dead ends: 207 [2025-01-10 02:39:28,172 INFO L226 Difference]: Without dead ends: 206 [2025-01-10 02:39:28,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1028 GetRequests, 1019 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:39:28,173 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 0 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1256 SdHoareTripleChecker+Invalid, 806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:28,174 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1256 Invalid, 806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-01-10 02:39:28,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2025-01-10 02:39:28,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2025-01-10 02:39:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 99 states have internal predecessors, (106), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:28,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 316 transitions. [2025-01-10 02:39:28,218 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 316 transitions. Word has length 512 [2025-01-10 02:39:28,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:28,222 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 316 transitions. [2025-01-10 02:39:28,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.625) internal successors, (69), 10 states have internal predecessors, (69), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-01-10 02:39:28,223 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 316 transitions. [2025-01-10 02:39:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2025-01-10 02:39:28,227 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:28,227 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:28,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-10 02:39:28,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:28,429 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:28,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:28,429 INFO L85 PathProgramCache]: Analyzing trace with hash -989826397, now seen corresponding path program 1 times [2025-01-10 02:39:28,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:28,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686505154] [2025-01-10 02:39:28,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:28,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:28,448 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 514 statements into 1 equivalence classes. [2025-01-10 02:39:28,473 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 514 of 514 statements. [2025-01-10 02:39:28,473 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:28,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:28,630 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19012 trivial. 0 not checked. [2025-01-10 02:39:28,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:28,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686505154] [2025-01-10 02:39:28,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686505154] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 02:39:28,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 02:39:28,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 02:39:28,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667332975] [2025-01-10 02:39:28,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 02:39:28,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 02:39:28,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:28,634 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 02:39:28,634 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 02:39:28,635 INFO L87 Difference]: Start difference. First operand 206 states and 316 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) [2025-01-10 02:39:28,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:28,723 INFO L93 Difference]: Finished difference Result 206 states and 316 transitions. [2025-01-10 02:39:28,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 02:39:28,723 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) Word has length 514 [2025-01-10 02:39:28,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:28,727 INFO L225 Difference]: With dead ends: 206 [2025-01-10 02:39:28,728 INFO L226 Difference]: Without dead ends: 198 [2025-01-10 02:39:28,728 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 [2025-01-10 02:39:28,729 INFO L435 NwaCegarLoop]: 285 mSDtfsCounter, 8 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:28,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 538 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-10 02:39:28,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2025-01-10 02:39:28,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2025-01-10 02:39:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 70 states have (on average 1.4) internal successors, (98), 91 states have internal predecessors, (98), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 308 transitions. [2025-01-10 02:39:28,761 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 308 transitions. Word has length 514 [2025-01-10 02:39:28,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:28,762 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 308 transitions. [2025-01-10 02:39:28,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) [2025-01-10 02:39:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2025-01-10 02:39:28,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2025-01-10 02:39:28,766 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:28,766 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:28,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-10 02:39:28,769 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:28,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:28,771 INFO L85 PathProgramCache]: Analyzing trace with hash -619847074, now seen corresponding path program 1 times [2025-01-10 02:39:28,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:28,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672025552] [2025-01-10 02:39:28,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:28,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:28,788 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 515 statements into 1 equivalence classes. [2025-01-10 02:39:28,841 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 515 of 515 statements. [2025-01-10 02:39:28,842 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:28,842 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 570 refuted. 0 times theorem prover too weak. 18436 trivial. 0 not checked. [2025-01-10 02:39:29,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:29,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672025552] [2025-01-10 02:39:29,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672025552] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:29,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219531839] [2025-01-10 02:39:29,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:29,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:29,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:29,406 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) [2025-01-10 02:39:29,409 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 [2025-01-10 02:39:29,472 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 515 statements into 1 equivalence classes. [2025-01-10 02:39:29,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 515 of 515 statements. [2025-01-10 02:39:29,593 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:29,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:29,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 02:39:29,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:30,027 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-01-10 02:39:30,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219531839] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:30,578 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:30,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-01-10 02:39:30,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162825265] [2025-01-10 02:39:30,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:30,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-10 02:39:30,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:30,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-10 02:39:30,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-01-10 02:39:30,583 INFO L87 Difference]: Start difference. First operand 198 states and 308 transitions. Second operand has 11 states, 10 states have (on average 7.6) internal successors, (76), 11 states have internal predecessors, (76), 5 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-01-10 02:39:31,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:31,150 INFO L93 Difference]: Finished difference Result 198 states and 308 transitions. [2025-01-10 02:39:31,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-10 02:39:31,151 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.6) internal successors, (76), 11 states have internal predecessors, (76), 5 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) Word has length 515 [2025-01-10 02:39:31,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:31,154 INFO L225 Difference]: With dead ends: 198 [2025-01-10 02:39:31,156 INFO L226 Difference]: Without dead ends: 197 [2025-01-10 02:39:31,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1037 GetRequests, 1026 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-01-10 02:39:31,158 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:31,158 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 950 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:39:31,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2025-01-10 02:39:31,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2025-01-10 02:39:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 90 states have internal predecessors, (97), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 307 transitions. [2025-01-10 02:39:31,180 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 307 transitions. Word has length 515 [2025-01-10 02:39:31,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:31,182 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 307 transitions. [2025-01-10 02:39:31,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.6) internal successors, (76), 11 states have internal predecessors, (76), 5 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-01-10 02:39:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 307 transitions. [2025-01-10 02:39:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2025-01-10 02:39:31,188 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:31,188 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:31,198 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 [2025-01-10 02:39:31,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:31,391 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:31,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:31,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1930118915, now seen corresponding path program 1 times [2025-01-10 02:39:31,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:31,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96929839] [2025-01-10 02:39:31,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:31,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:31,407 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 520 statements into 1 equivalence classes. [2025-01-10 02:39:31,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 520 of 520 statements. [2025-01-10 02:39:31,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:31,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:31,762 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-01-10 02:39:31,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:31,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96929839] [2025-01-10 02:39:31,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96929839] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:31,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133089644] [2025-01-10 02:39:31,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:31,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:31,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:31,766 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) [2025-01-10 02:39:31,768 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 [2025-01-10 02:39:31,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 520 statements into 1 equivalence classes. [2025-01-10 02:39:31,964 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 520 of 520 statements. [2025-01-10 02:39:31,965 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:31,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:31,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-10 02:39:31,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 348 proven. 792 refuted. 0 times theorem prover too weak. 18264 trivial. 0 not checked. [2025-01-10 02:39:32,599 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 348 proven. 792 refuted. 0 times theorem prover too weak. 18264 trivial. 0 not checked. [2025-01-10 02:39:33,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1133089644] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:33,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:33,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-01-10 02:39:33,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881565168] [2025-01-10 02:39:33,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:33,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-01-10 02:39:33,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:33,306 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-01-10 02:39:33,306 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-01-10 02:39:33,307 INFO L87 Difference]: Start difference. First operand 197 states and 307 transitions. Second operand has 20 states, 18 states have (on average 4.388888888888889) internal successors, (79), 17 states have internal predecessors, (79), 11 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 11 states have call predecessors, (297), 11 states have call successors, (297) [2025-01-10 02:39:34,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:34,370 INFO L93 Difference]: Finished difference Result 201 states and 314 transitions. [2025-01-10 02:39:34,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 02:39:34,371 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 4.388888888888889) internal successors, (79), 17 states have internal predecessors, (79), 11 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 11 states have call predecessors, (297), 11 states have call successors, (297) Word has length 520 [2025-01-10 02:39:34,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:34,377 INFO L225 Difference]: With dead ends: 201 [2025-01-10 02:39:34,377 INFO L226 Difference]: Without dead ends: 200 [2025-01-10 02:39:34,378 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1050 GetRequests, 1025 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-01-10 02:39:34,378 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 34 mSDsluCounter, 2096 mSDsCounter, 0 mSdLazyCounter, 1299 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 2286 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:34,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 2286 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1299 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-01-10 02:39:34,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2025-01-10 02:39:34,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 196. [2025-01-10 02:39:34,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 70 states have (on average 1.3714285714285714) internal successors, (96), 89 states have internal predecessors, (96), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 306 transitions. [2025-01-10 02:39:34,405 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 306 transitions. Word has length 520 [2025-01-10 02:39:34,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:34,406 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 306 transitions. [2025-01-10 02:39:34,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 4.388888888888889) internal successors, (79), 17 states have internal predecessors, (79), 11 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 11 states have call predecessors, (297), 11 states have call successors, (297) [2025-01-10 02:39:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 306 transitions. [2025-01-10 02:39:34,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2025-01-10 02:39:34,409 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:34,410 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:34,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-10 02:39:34,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:34,611 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:34,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:34,611 INFO L85 PathProgramCache]: Analyzing trace with hash 295855947, now seen corresponding path program 1 times [2025-01-10 02:39:34,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:34,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371371991] [2025-01-10 02:39:34,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:34,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:34,628 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 521 statements into 1 equivalence classes. [2025-01-10 02:39:34,687 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 521 of 521 statements. [2025-01-10 02:39:34,687 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:34,687 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-01-10 02:39:35,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:35,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371371991] [2025-01-10 02:39:35,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371371991] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:35,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265482352] [2025-01-10 02:39:35,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:35,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:35,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:35,060 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) [2025-01-10 02:39:35,062 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 [2025-01-10 02:39:35,126 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 521 statements into 1 equivalence classes. [2025-01-10 02:39:35,242 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 521 of 521 statements. [2025-01-10 02:39:35,242 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:35,242 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:35,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:35,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-01-10 02:39:35,619 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-01-10 02:39:36,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265482352] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:36,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:36,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2025-01-10 02:39:36,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891810394] [2025-01-10 02:39:36,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:36,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-10 02:39:36,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:36,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-10 02:39:36,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2025-01-10 02:39:36,148 INFO L87 Difference]: Start difference. First operand 196 states and 306 transitions. Second operand has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 8 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 7 states have call predecessors, (293), 8 states have call successors, (293) [2025-01-10 02:39:36,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:36,728 INFO L93 Difference]: Finished difference Result 196 states and 306 transitions. [2025-01-10 02:39:36,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-10 02:39:36,729 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 8 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 7 states have call predecessors, (293), 8 states have call successors, (293) Word has length 521 [2025-01-10 02:39:36,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:36,732 INFO L225 Difference]: With dead ends: 196 [2025-01-10 02:39:36,732 INFO L226 Difference]: Without dead ends: 195 [2025-01-10 02:39:36,732 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1051 GetRequests, 1036 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2025-01-10 02:39:36,733 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 23 mSDsluCounter, 1404 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 1595 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:36,733 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 1595 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:39:36,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-01-10 02:39:36,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2025-01-10 02:39:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 70 states have (on average 1.3571428571428572) internal successors, (95), 88 states have internal predecessors, (95), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 305 transitions. [2025-01-10 02:39:36,756 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 305 transitions. Word has length 521 [2025-01-10 02:39:36,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:36,757 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 305 transitions. [2025-01-10 02:39:36,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 8 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 7 states have call predecessors, (293), 8 states have call successors, (293) [2025-01-10 02:39:36,758 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 305 transitions. [2025-01-10 02:39:36,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2025-01-10 02:39:36,764 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:36,764 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:36,775 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 [2025-01-10 02:39:36,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-01-10 02:39:36,965 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:36,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:36,965 INFO L85 PathProgramCache]: Analyzing trace with hash 571797540, now seen corresponding path program 1 times [2025-01-10 02:39:36,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:36,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102982722] [2025-01-10 02:39:36,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:36,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:36,979 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 524 statements into 1 equivalence classes. [2025-01-10 02:39:37,025 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 524 of 524 statements. [2025-01-10 02:39:37,025 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:37,025 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:37,429 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 18 proven. 564 refuted. 0 times theorem prover too weak. 18822 trivial. 0 not checked. [2025-01-10 02:39:37,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:37,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102982722] [2025-01-10 02:39:37,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102982722] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:37,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825056227] [2025-01-10 02:39:37,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:37,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:37,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:37,433 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) [2025-01-10 02:39:37,435 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 [2025-01-10 02:39:37,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 524 statements into 1 equivalence classes. [2025-01-10 02:39:37,617 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 524 of 524 statements. [2025-01-10 02:39:37,618 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:37,618 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:37,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-10 02:39:37,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 348 proven. 792 refuted. 0 times theorem prover too weak. 18264 trivial. 0 not checked. [2025-01-10 02:39:38,207 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 348 proven. 792 refuted. 0 times theorem prover too weak. 18264 trivial. 0 not checked. [2025-01-10 02:39:38,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825056227] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:38,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:38,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 22 [2025-01-10 02:39:38,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189213779] [2025-01-10 02:39:38,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:38,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-01-10 02:39:38,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:38,845 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-01-10 02:39:38,845 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2025-01-10 02:39:38,846 INFO L87 Difference]: Start difference. First operand 195 states and 305 transitions. Second operand has 23 states, 21 states have (on average 4.333333333333333) internal successors, (91), 23 states have internal predecessors, (91), 11 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 11 states have call predecessors, (297), 11 states have call successors, (297) [2025-01-10 02:39:39,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:39,895 INFO L93 Difference]: Finished difference Result 199 states and 310 transitions. [2025-01-10 02:39:39,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:39:39,896 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 4.333333333333333) internal successors, (91), 23 states have internal predecessors, (91), 11 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 11 states have call predecessors, (297), 11 states have call successors, (297) Word has length 524 [2025-01-10 02:39:39,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:39,899 INFO L225 Difference]: With dead ends: 199 [2025-01-10 02:39:39,899 INFO L226 Difference]: Without dead ends: 198 [2025-01-10 02:39:39,899 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1061 GetRequests, 1033 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2025-01-10 02:39:39,900 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 62 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1312 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:39,900 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 1772 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1312 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-01-10 02:39:39,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2025-01-10 02:39:39,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2025-01-10 02:39:39,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 70 states have (on average 1.3428571428571427) internal successors, (94), 87 states have internal predecessors, (94), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 304 transitions. [2025-01-10 02:39:39,936 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 304 transitions. Word has length 524 [2025-01-10 02:39:39,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:39,938 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 304 transitions. [2025-01-10 02:39:39,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 4.333333333333333) internal successors, (91), 23 states have internal predecessors, (91), 11 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 11 states have call predecessors, (297), 11 states have call successors, (297) [2025-01-10 02:39:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 304 transitions. [2025-01-10 02:39:39,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2025-01-10 02:39:39,943 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:39,943 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:39,952 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-01-10 02:39:40,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:40,144 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:40,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:40,145 INFO L85 PathProgramCache]: Analyzing trace with hash -79069549, now seen corresponding path program 1 times [2025-01-10 02:39:40,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:40,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222669829] [2025-01-10 02:39:40,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:40,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:40,157 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 529 statements into 1 equivalence classes. [2025-01-10 02:39:40,191 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 529 of 529 statements. [2025-01-10 02:39:40,191 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:40,191 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-01-10 02:39:40,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:40,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222669829] [2025-01-10 02:39:40,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222669829] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:40,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659837641] [2025-01-10 02:39:40,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:40,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:40,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:40,453 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:40,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-01-10 02:39:40,517 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 529 statements into 1 equivalence classes. [2025-01-10 02:39:40,628 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 529 of 529 statements. [2025-01-10 02:39:40,629 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:40,629 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:40,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-10 02:39:40,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-01-10 02:39:41,208 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-01-10 02:39:41,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659837641] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:41,738 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:41,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-01-10 02:39:41,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611215688] [2025-01-10 02:39:41,739 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:41,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-01-10 02:39:41,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:41,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-01-10 02:39:41,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-01-10 02:39:41,745 INFO L87 Difference]: Start difference. First operand 194 states and 304 transitions. Second operand has 20 states, 18 states have (on average 4.944444444444445) internal successors, (89), 17 states have internal predecessors, (89), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 11 states have call predecessors, (296), 11 states have call successors, (296) [2025-01-10 02:39:42,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:42,537 INFO L93 Difference]: Finished difference Result 198 states and 311 transitions. [2025-01-10 02:39:42,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 02:39:42,538 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 4.944444444444445) internal successors, (89), 17 states have internal predecessors, (89), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 11 states have call predecessors, (296), 11 states have call successors, (296) Word has length 529 [2025-01-10 02:39:42,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:42,540 INFO L225 Difference]: With dead ends: 198 [2025-01-10 02:39:42,540 INFO L226 Difference]: Without dead ends: 197 [2025-01-10 02:39:42,540 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1068 GetRequests, 1043 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-01-10 02:39:42,541 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 50 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1261 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 1540 SdHoareTripleChecker+Invalid, 1355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:42,541 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 1540 Invalid, 1355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-01-10 02:39:42,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2025-01-10 02:39:42,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2025-01-10 02:39:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 86 states have internal predecessors, (93), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:42,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 303 transitions. [2025-01-10 02:39:42,575 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 303 transitions. Word has length 529 [2025-01-10 02:39:42,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:42,576 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 303 transitions. [2025-01-10 02:39:42,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 4.944444444444445) internal successors, (89), 17 states have internal predecessors, (89), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 11 states have call predecessors, (296), 11 states have call successors, (296) [2025-01-10 02:39:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 303 transitions. [2025-01-10 02:39:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2025-01-10 02:39:42,583 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:42,583 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:42,593 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-01-10 02:39:42,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:42,788 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:42,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:42,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1843811461, now seen corresponding path program 1 times [2025-01-10 02:39:42,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:42,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820397365] [2025-01-10 02:39:42,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:42,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:42,806 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 530 statements into 1 equivalence classes. [2025-01-10 02:39:42,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 530 of 530 statements. [2025-01-10 02:39:42,841 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:42,841 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-01-10 02:39:43,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:43,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820397365] [2025-01-10 02:39:43,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820397365] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:43,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036768085] [2025-01-10 02:39:43,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:43,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:43,098 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:43,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-01-10 02:39:43,163 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 530 statements into 1 equivalence classes. [2025-01-10 02:39:43,269 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 530 of 530 statements. [2025-01-10 02:39:43,269 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:43,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:43,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:43,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-01-10 02:39:43,629 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:43,987 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-01-10 02:39:43,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036768085] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:43,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:43,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-01-10 02:39:43,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115450620] [2025-01-10 02:39:43,987 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:43,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-10 02:39:43,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:43,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-10 02:39:43,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-01-10 02:39:43,989 INFO L87 Difference]: Start difference. First operand 193 states and 303 transitions. Second operand has 8 states, 7 states have (on average 9.0) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-01-10 02:39:44,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:44,284 INFO L93 Difference]: Finished difference Result 193 states and 303 transitions. [2025-01-10 02:39:44,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 02:39:44,289 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.0) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 530 [2025-01-10 02:39:44,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:44,291 INFO L225 Difference]: With dead ends: 193 [2025-01-10 02:39:44,291 INFO L226 Difference]: Without dead ends: 192 [2025-01-10 02:39:44,292 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1063 GetRequests, 1056 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-01-10 02:39:44,292 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 6 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:44,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 756 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-10 02:39:44,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2025-01-10 02:39:44,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2025-01-10 02:39:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 70 states have (on average 1.3142857142857143) internal successors, (92), 85 states have internal predecessors, (92), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 302 transitions. [2025-01-10 02:39:44,314 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 302 transitions. Word has length 530 [2025-01-10 02:39:44,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:44,315 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 302 transitions. [2025-01-10 02:39:44,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.0) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-01-10 02:39:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 302 transitions. [2025-01-10 02:39:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2025-01-10 02:39:44,319 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:44,319 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:44,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2025-01-10 02:39:44,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:44,520 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:44,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:44,521 INFO L85 PathProgramCache]: Analyzing trace with hash 650673850, now seen corresponding path program 1 times [2025-01-10 02:39:44,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:44,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240653024] [2025-01-10 02:39:44,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:44,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:44,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 533 statements into 1 equivalence classes. [2025-01-10 02:39:44,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 533 of 533 statements. [2025-01-10 02:39:44,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:44,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-01-10 02:39:44,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:44,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240653024] [2025-01-10 02:39:44,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240653024] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:44,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72760292] [2025-01-10 02:39:44,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:44,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:44,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:44,845 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:44,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-01-10 02:39:44,912 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 533 statements into 1 equivalence classes. [2025-01-10 02:39:45,028 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 533 of 533 statements. [2025-01-10 02:39:45,028 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:45,028 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:45,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-10 02:39:45,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-01-10 02:39:45,600 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-01-10 02:39:46,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72760292] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:46,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:46,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2025-01-10 02:39:46,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862870404] [2025-01-10 02:39:46,200 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:46,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-01-10 02:39:46,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:46,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-01-10 02:39:46,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2025-01-10 02:39:46,203 INFO L87 Difference]: Start difference. First operand 192 states and 302 transitions. Second operand has 21 states, 19 states have (on average 5.052631578947368) internal successors, (96), 20 states have internal predecessors, (96), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) [2025-01-10 02:39:47,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:47,129 INFO L93 Difference]: Finished difference Result 196 states and 307 transitions. [2025-01-10 02:39:47,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:39:47,130 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 5.052631578947368) internal successors, (96), 20 states have internal predecessors, (96), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) Word has length 533 [2025-01-10 02:39:47,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:47,132 INFO L225 Difference]: With dead ends: 196 [2025-01-10 02:39:47,132 INFO L226 Difference]: Without dead ends: 195 [2025-01-10 02:39:47,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1077 GetRequests, 1050 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2025-01-10 02:39:47,133 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 75 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 2325 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:47,134 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 2325 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-10 02:39:47,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-01-10 02:39:47,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 191. [2025-01-10 02:39:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 70 states have (on average 1.3) internal successors, (91), 84 states have internal predecessors, (91), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 301 transitions. [2025-01-10 02:39:47,157 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 301 transitions. Word has length 533 [2025-01-10 02:39:47,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:47,158 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 301 transitions. [2025-01-10 02:39:47,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 5.052631578947368) internal successors, (96), 20 states have internal predecessors, (96), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) [2025-01-10 02:39:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 301 transitions. [2025-01-10 02:39:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2025-01-10 02:39:47,162 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:47,162 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:47,172 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-10 02:39:47,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:47,363 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:47,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:47,364 INFO L85 PathProgramCache]: Analyzing trace with hash 649184601, now seen corresponding path program 1 times [2025-01-10 02:39:47,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:47,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421419377] [2025-01-10 02:39:47,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:47,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:47,375 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 538 statements into 1 equivalence classes. [2025-01-10 02:39:47,404 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 538 of 538 statements. [2025-01-10 02:39:47,404 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:47,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-01-10 02:39:47,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:47,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421419377] [2025-01-10 02:39:47,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421419377] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:47,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685006243] [2025-01-10 02:39:47,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:47,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:47,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:47,634 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:47,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-01-10 02:39:47,697 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 538 statements into 1 equivalence classes. [2025-01-10 02:39:47,812 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 538 of 538 statements. [2025-01-10 02:39:47,812 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:47,812 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:47,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:47,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:48,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-01-10 02:39:48,150 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-01-10 02:39:48,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685006243] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:48,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:48,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-01-10 02:39:48,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910610358] [2025-01-10 02:39:48,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:48,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-10 02:39:48,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:48,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-10 02:39:48,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:39:48,571 INFO L87 Difference]: Start difference. First operand 191 states and 301 transitions. Second operand has 10 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) [2025-01-10 02:39:48,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:48,923 INFO L93 Difference]: Finished difference Result 191 states and 301 transitions. [2025-01-10 02:39:48,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 02:39:48,925 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) Word has length 538 [2025-01-10 02:39:48,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:48,927 INFO L225 Difference]: With dead ends: 191 [2025-01-10 02:39:48,927 INFO L226 Difference]: Without dead ends: 190 [2025-01-10 02:39:48,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1079 GetRequests, 1071 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:39:48,928 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 50 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 656 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:48,928 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 656 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 579 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-10 02:39:48,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2025-01-10 02:39:48,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2025-01-10 02:39:48,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 83 states have internal predecessors, (90), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:48,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 300 transitions. [2025-01-10 02:39:48,957 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 300 transitions. Word has length 538 [2025-01-10 02:39:48,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:48,958 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 300 transitions. [2025-01-10 02:39:48,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) [2025-01-10 02:39:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 300 transitions. [2025-01-10 02:39:48,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2025-01-10 02:39:48,962 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:48,963 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:48,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-10 02:39:49,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-01-10 02:39:49,164 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:49,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:49,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1350113649, now seen corresponding path program 1 times [2025-01-10 02:39:49,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:49,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059613802] [2025-01-10 02:39:49,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:49,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:49,176 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 539 statements into 1 equivalence classes. [2025-01-10 02:39:49,205 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 539 of 539 statements. [2025-01-10 02:39:49,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:49,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:49,544 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-01-10 02:39:49,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:49,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059613802] [2025-01-10 02:39:49,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059613802] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:49,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225885898] [2025-01-10 02:39:49,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:49,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:49,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:49,548 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:49,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-01-10 02:39:49,608 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 539 statements into 1 equivalence classes. [2025-01-10 02:39:49,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 539 of 539 statements. [2025-01-10 02:39:49,723 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:49,723 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:49,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:49,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-01-10 02:39:50,038 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-01-10 02:39:50,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225885898] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:50,403 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:50,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2025-01-10 02:39:50,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925005046] [2025-01-10 02:39:50,404 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:50,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-10 02:39:50,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:50,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-10 02:39:50,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2025-01-10 02:39:50,407 INFO L87 Difference]: Start difference. First operand 190 states and 300 transitions. Second operand has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-01-10 02:39:50,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:50,837 INFO L93 Difference]: Finished difference Result 190 states and 300 transitions. [2025-01-10 02:39:50,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-10 02:39:50,838 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) Word has length 539 [2025-01-10 02:39:50,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:50,840 INFO L225 Difference]: With dead ends: 190 [2025-01-10 02:39:50,840 INFO L226 Difference]: Without dead ends: 189 [2025-01-10 02:39:50,840 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1087 GetRequests, 1073 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2025-01-10 02:39:50,841 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 66 mSDsluCounter, 811 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:50,841 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 990 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-10 02:39:50,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2025-01-10 02:39:50,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2025-01-10 02:39:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 70 states have (on average 1.2714285714285714) internal successors, (89), 82 states have internal predecessors, (89), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 299 transitions. [2025-01-10 02:39:50,862 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 299 transitions. Word has length 539 [2025-01-10 02:39:50,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:50,862 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 299 transitions. [2025-01-10 02:39:50,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 9.8) internal successors, (98), 11 states have internal predecessors, (98), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-01-10 02:39:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 299 transitions. [2025-01-10 02:39:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2025-01-10 02:39:50,866 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:50,866 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:50,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2025-01-10 02:39:51,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:51,067 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:51,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:51,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1133213312, now seen corresponding path program 1 times [2025-01-10 02:39:51,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:51,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869502853] [2025-01-10 02:39:51,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:51,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:51,078 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 542 statements into 1 equivalence classes. [2025-01-10 02:39:51,116 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 542 of 542 statements. [2025-01-10 02:39:51,116 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:51,116 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 42 proven. 552 refuted. 0 times theorem prover too weak. 19606 trivial. 0 not checked. [2025-01-10 02:39:51,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:51,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869502853] [2025-01-10 02:39:51,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869502853] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:51,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163846338] [2025-01-10 02:39:51,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:51,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:51,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:51,430 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:51,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-01-10 02:39:51,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 542 statements into 1 equivalence classes. [2025-01-10 02:39:51,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 542 of 542 statements. [2025-01-10 02:39:51,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:51,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:51,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-10 02:39:51,597 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:52,084 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 390 proven. 774 refuted. 0 times theorem prover too weak. 19036 trivial. 0 not checked. [2025-01-10 02:39:52,084 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 390 proven. 774 refuted. 0 times theorem prover too weak. 19036 trivial. 0 not checked. [2025-01-10 02:39:52,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163846338] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:52,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:52,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 22 [2025-01-10 02:39:52,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421155941] [2025-01-10 02:39:52,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:52,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-01-10 02:39:52,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:52,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-01-10 02:39:52,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2025-01-10 02:39:52,616 INFO L87 Difference]: Start difference. First operand 189 states and 299 transitions. Second operand has 23 states, 21 states have (on average 5.285714285714286) internal successors, (111), 23 states have internal predecessors, (111), 11 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (295), 11 states have call predecessors, (295), 11 states have call successors, (295) [2025-01-10 02:39:53,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:53,430 INFO L93 Difference]: Finished difference Result 193 states and 304 transitions. [2025-01-10 02:39:53,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:39:53,432 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 5.285714285714286) internal successors, (111), 23 states have internal predecessors, (111), 11 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (295), 11 states have call predecessors, (295), 11 states have call successors, (295) Word has length 542 [2025-01-10 02:39:53,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:53,434 INFO L225 Difference]: With dead ends: 193 [2025-01-10 02:39:53,434 INFO L226 Difference]: Without dead ends: 192 [2025-01-10 02:39:53,435 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1097 GetRequests, 1069 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2025-01-10 02:39:53,435 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 111 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1296 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:53,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 1591 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1296 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-01-10 02:39:53,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2025-01-10 02:39:53,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 188. [2025-01-10 02:39:53,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 81 states have internal predecessors, (88), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 298 transitions. [2025-01-10 02:39:53,458 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 298 transitions. Word has length 542 [2025-01-10 02:39:53,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:53,459 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 298 transitions. [2025-01-10 02:39:53,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 5.285714285714286) internal successors, (111), 23 states have internal predecessors, (111), 11 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (295), 11 states have call predecessors, (295), 11 states have call successors, (295) [2025-01-10 02:39:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 298 transitions. [2025-01-10 02:39:53,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2025-01-10 02:39:53,463 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:53,464 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:53,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2025-01-10 02:39:53,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:53,664 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:53,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:53,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1781326063, now seen corresponding path program 1 times [2025-01-10 02:39:53,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:53,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992602041] [2025-01-10 02:39:53,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:53,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 547 statements into 1 equivalence classes. [2025-01-10 02:39:53,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 547 of 547 statements. [2025-01-10 02:39:53,712 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:53,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-01-10 02:39:53,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:53,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992602041] [2025-01-10 02:39:53,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992602041] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:53,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446747749] [2025-01-10 02:39:53,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:53,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:53,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:53,939 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:53,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-01-10 02:39:54,003 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 547 statements into 1 equivalence classes. [2025-01-10 02:39:54,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 547 of 547 statements. [2025-01-10 02:39:54,102 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:54,102 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:54,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-10 02:39:54,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:54,564 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 411 proven. 765 refuted. 0 times theorem prover too weak. 19428 trivial. 0 not checked. [2025-01-10 02:39:54,564 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 411 proven. 765 refuted. 0 times theorem prover too weak. 19428 trivial. 0 not checked. [2025-01-10 02:39:55,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446747749] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:55,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:55,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-01-10 02:39:55,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117513950] [2025-01-10 02:39:55,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:55,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-01-10 02:39:55,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:55,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-01-10 02:39:55,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-01-10 02:39:55,034 INFO L87 Difference]: Start difference. First operand 188 states and 298 transitions. Second operand has 20 states, 18 states have (on average 6.055555555555555) internal successors, (109), 17 states have internal predecessors, (109), 11 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (294), 11 states have call predecessors, (294), 11 states have call successors, (294) [2025-01-10 02:39:55,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:55,675 INFO L93 Difference]: Finished difference Result 192 states and 305 transitions. [2025-01-10 02:39:55,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 02:39:55,676 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 6.055555555555555) internal successors, (109), 17 states have internal predecessors, (109), 11 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (294), 11 states have call predecessors, (294), 11 states have call successors, (294) Word has length 547 [2025-01-10 02:39:55,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:55,678 INFO L225 Difference]: With dead ends: 192 [2025-01-10 02:39:55,678 INFO L226 Difference]: Without dead ends: 191 [2025-01-10 02:39:55,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1104 GetRequests, 1079 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-01-10 02:39:55,681 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 124 mSDsluCounter, 1303 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 1115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:55,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 1482 Invalid, 1115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:39:55,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-01-10 02:39:55,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 187. [2025-01-10 02:39:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 70 states have (on average 1.2428571428571429) internal successors, (87), 80 states have internal predecessors, (87), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 297 transitions. [2025-01-10 02:39:55,703 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 297 transitions. Word has length 547 [2025-01-10 02:39:55,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:55,704 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 297 transitions. [2025-01-10 02:39:55,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 6.055555555555555) internal successors, (109), 17 states have internal predecessors, (109), 11 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (294), 11 states have call predecessors, (294), 11 states have call successors, (294) [2025-01-10 02:39:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2025-01-10 02:39:55,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2025-01-10 02:39:55,707 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:55,707 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:55,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-01-10 02:39:55,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-01-10 02:39:55,908 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:55,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:55,909 INFO L85 PathProgramCache]: Analyzing trace with hash -613466679, now seen corresponding path program 1 times [2025-01-10 02:39:55,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:55,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131537033] [2025-01-10 02:39:55,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:55,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:55,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 548 statements into 1 equivalence classes. [2025-01-10 02:39:55,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 548 of 548 statements. [2025-01-10 02:39:55,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:55,941 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-01-10 02:39:56,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:56,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131537033] [2025-01-10 02:39:56,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131537033] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:56,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379277561] [2025-01-10 02:39:56,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:56,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:56,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:56,253 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:56,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-01-10 02:39:56,317 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 548 statements into 1 equivalence classes. [2025-01-10 02:39:56,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 548 of 548 statements. [2025-01-10 02:39:56,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:56,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:56,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:39:56,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-01-10 02:39:56,706 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:57,068 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-01-10 02:39:57,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379277561] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:57,069 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:57,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 12 [2025-01-10 02:39:57,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130619489] [2025-01-10 02:39:57,069 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:57,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-10 02:39:57,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:57,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-10 02:39:57,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2025-01-10 02:39:57,071 INFO L87 Difference]: Start difference. First operand 187 states and 297 transitions. Second operand has 13 states, 12 states have (on average 9.083333333333334) internal successors, (109), 13 states have internal predecessors, (109), 7 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 7 states have call predecessors, (291), 7 states have call successors, (291) [2025-01-10 02:39:57,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:39:57,734 INFO L93 Difference]: Finished difference Result 192 states and 304 transitions. [2025-01-10 02:39:57,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:39:57,735 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 9.083333333333334) internal successors, (109), 13 states have internal predecessors, (109), 7 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 7 states have call predecessors, (291), 7 states have call successors, (291) Word has length 548 [2025-01-10 02:39:57,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:39:57,738 INFO L225 Difference]: With dead ends: 192 [2025-01-10 02:39:57,738 INFO L226 Difference]: Without dead ends: 191 [2025-01-10 02:39:57,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1110 GetRequests, 1091 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2025-01-10 02:39:57,739 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 80 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 1290 SdHoareTripleChecker+Invalid, 1231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-01-10 02:39:57,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 1290 Invalid, 1231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-01-10 02:39:57,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-01-10 02:39:57,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 186. [2025-01-10 02:39:57,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 79 states have internal predecessors, (86), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:39:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 296 transitions. [2025-01-10 02:39:57,765 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 296 transitions. Word has length 548 [2025-01-10 02:39:57,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:39:57,766 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 296 transitions. [2025-01-10 02:39:57,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 9.083333333333334) internal successors, (109), 13 states have internal predecessors, (109), 7 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 7 states have call predecessors, (291), 7 states have call successors, (291) [2025-01-10 02:39:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 296 transitions. [2025-01-10 02:39:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2025-01-10 02:39:57,784 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:39:57,784 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:39:57,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-01-10 02:39:57,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-01-10 02:39:57,985 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:39:57,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:39:57,986 INFO L85 PathProgramCache]: Analyzing trace with hash -699770090, now seen corresponding path program 1 times [2025-01-10 02:39:57,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:39:57,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293291739] [2025-01-10 02:39:57,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:57,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:39:57,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 551 statements into 1 equivalence classes. [2025-01-10 02:39:58,025 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 551 of 551 statements. [2025-01-10 02:39:58,025 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:58,025 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 54 proven. 546 refuted. 0 times theorem prover too weak. 20004 trivial. 0 not checked. [2025-01-10 02:39:58,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:39:58,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293291739] [2025-01-10 02:39:58,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293291739] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:39:58,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136857559] [2025-01-10 02:39:58,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:39:58,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:39:58,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:39:58,340 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:39:58,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-01-10 02:39:58,402 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 551 statements into 1 equivalence classes. [2025-01-10 02:39:58,526 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 551 of 551 statements. [2025-01-10 02:39:58,526 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:39:58,526 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:39:58,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-10 02:39:58,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:39:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 411 proven. 765 refuted. 0 times theorem prover too weak. 19428 trivial. 0 not checked. [2025-01-10 02:39:59,085 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:39:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 411 proven. 765 refuted. 0 times theorem prover too weak. 19428 trivial. 0 not checked. [2025-01-10 02:39:59,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136857559] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:39:59,607 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:39:59,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 22 [2025-01-10 02:39:59,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131089695] [2025-01-10 02:39:59,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:39:59,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-01-10 02:39:59,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:39:59,609 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-01-10 02:39:59,609 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2025-01-10 02:39:59,610 INFO L87 Difference]: Start difference. First operand 186 states and 296 transitions. Second operand has 23 states, 21 states have (on average 5.761904761904762) internal successors, (121), 23 states have internal predecessors, (121), 11 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (294), 11 states have call predecessors, (294), 11 states have call successors, (294) [2025-01-10 02:40:00,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:00,376 INFO L93 Difference]: Finished difference Result 190 states and 301 transitions. [2025-01-10 02:40:00,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:40:00,377 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 5.761904761904762) internal successors, (121), 23 states have internal predecessors, (121), 11 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (294), 11 states have call predecessors, (294), 11 states have call successors, (294) Word has length 551 [2025-01-10 02:40:00,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:00,379 INFO L225 Difference]: With dead ends: 190 [2025-01-10 02:40:00,379 INFO L226 Difference]: Without dead ends: 189 [2025-01-10 02:40:00,379 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1115 GetRequests, 1087 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2025-01-10 02:40:00,380 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 137 mSDsluCounter, 1831 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:00,380 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 2005 Invalid, 1430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1244 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-01-10 02:40:00,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2025-01-10 02:40:00,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 185. [2025-01-10 02:40:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 70 states have (on average 1.2142857142857142) internal successors, (85), 78 states have internal predecessors, (85), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 295 transitions. [2025-01-10 02:40:00,405 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 295 transitions. Word has length 551 [2025-01-10 02:40:00,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:00,406 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 295 transitions. [2025-01-10 02:40:00,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 5.761904761904762) internal successors, (121), 23 states have internal predecessors, (121), 11 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (294), 11 states have call predecessors, (294), 11 states have call successors, (294) [2025-01-10 02:40:00,406 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 295 transitions. [2025-01-10 02:40:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2025-01-10 02:40:00,410 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:00,410 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:00,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-01-10 02:40:00,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-10 02:40:00,611 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:00,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:00,612 INFO L85 PathProgramCache]: Analyzing trace with hash -684748363, now seen corresponding path program 1 times [2025-01-10 02:40:00,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:00,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685697012] [2025-01-10 02:40:00,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:00,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:00,622 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 556 statements into 1 equivalence classes. [2025-01-10 02:40:00,652 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 556 of 556 statements. [2025-01-10 02:40:00,652 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:00,652 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:00,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:00,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685697012] [2025-01-10 02:40:00,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685697012] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:00,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842695018] [2025-01-10 02:40:00,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:00,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:00,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:00,950 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:00,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-01-10 02:40:01,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 556 statements into 1 equivalence classes. [2025-01-10 02:40:01,115 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 556 of 556 statements. [2025-01-10 02:40:01,115 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:01,115 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:01,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:40:01,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:01,368 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:01,368 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:01,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842695018] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:01,724 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:01,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-01-10 02:40:01,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197710896] [2025-01-10 02:40:01,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:01,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-10 02:40:01,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:01,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-10 02:40:01,726 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:40:01,727 INFO L87 Difference]: Start difference. First operand 185 states and 295 transitions. Second operand has 10 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 6 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (287), 6 states have call predecessors, (287), 6 states have call successors, (287) [2025-01-10 02:40:02,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:02,270 INFO L93 Difference]: Finished difference Result 185 states and 295 transitions. [2025-01-10 02:40:02,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 02:40:02,271 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 6 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (287), 6 states have call predecessors, (287), 6 states have call successors, (287) Word has length 556 [2025-01-10 02:40:02,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:02,273 INFO L225 Difference]: With dead ends: 185 [2025-01-10 02:40:02,274 INFO L226 Difference]: Without dead ends: 184 [2025-01-10 02:40:02,274 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1115 GetRequests, 1107 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-01-10 02:40:02,274 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 32 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 944 SdHoareTripleChecker+Invalid, 838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:02,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 944 Invalid, 838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:40:02,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2025-01-10 02:40:02,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2025-01-10 02:40:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 70 states have (on average 1.2) internal successors, (84), 77 states have internal predecessors, (84), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 294 transitions. [2025-01-10 02:40:02,301 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 294 transitions. Word has length 556 [2025-01-10 02:40:02,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:02,302 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 294 transitions. [2025-01-10 02:40:02,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 6 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (287), 6 states have call predecessors, (287), 6 states have call successors, (287) [2025-01-10 02:40:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 294 transitions. [2025-01-10 02:40:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2025-01-10 02:40:02,306 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:02,306 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:02,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-01-10 02:40:02,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-01-10 02:40:02,506 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:02,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:02,507 INFO L85 PathProgramCache]: Analyzing trace with hash 247637459, now seen corresponding path program 1 times [2025-01-10 02:40:02,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:02,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309151525] [2025-01-10 02:40:02,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:02,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:02,517 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 557 statements into 1 equivalence classes. [2025-01-10 02:40:02,540 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 557 of 557 statements. [2025-01-10 02:40:02,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:02,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:02,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:02,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309151525] [2025-01-10 02:40:02,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309151525] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:02,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879008852] [2025-01-10 02:40:02,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:02,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:02,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:02,890 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:02,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-01-10 02:40:02,950 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 557 statements into 1 equivalence classes. [2025-01-10 02:40:03,046 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 557 of 557 statements. [2025-01-10 02:40:03,046 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:03,046 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:03,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:40:03,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:03,327 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:03,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879008852] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:03,703 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:03,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 14 [2025-01-10 02:40:03,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775395802] [2025-01-10 02:40:03,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:03,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-01-10 02:40:03,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:03,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-10 02:40:03,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2025-01-10 02:40:03,706 INFO L87 Difference]: Start difference. First operand 184 states and 294 transitions. Second operand has 15 states, 14 states have (on average 8.571428571428571) internal successors, (120), 15 states have internal predecessors, (120), 8 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 8 states have call predecessors, (292), 8 states have call successors, (292) [2025-01-10 02:40:04,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:04,683 INFO L93 Difference]: Finished difference Result 196 states and 310 transitions. [2025-01-10 02:40:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-10 02:40:04,683 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 8.571428571428571) internal successors, (120), 15 states have internal predecessors, (120), 8 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 8 states have call predecessors, (292), 8 states have call successors, (292) Word has length 557 [2025-01-10 02:40:04,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:04,686 INFO L225 Difference]: With dead ends: 196 [2025-01-10 02:40:04,686 INFO L226 Difference]: Without dead ends: 195 [2025-01-10 02:40:04,689 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1133 GetRequests, 1109 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2025-01-10 02:40:04,690 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 72 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 1549 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:04,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 1549 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-10 02:40:04,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-01-10 02:40:04,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 183. [2025-01-10 02:40:04,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 70 states have (on average 1.1857142857142857) internal successors, (83), 76 states have internal predecessors, (83), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:04,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 293 transitions. [2025-01-10 02:40:04,719 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 293 transitions. Word has length 557 [2025-01-10 02:40:04,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:04,720 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 293 transitions. [2025-01-10 02:40:04,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 8.571428571428571) internal successors, (120), 15 states have internal predecessors, (120), 8 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 8 states have call predecessors, (292), 8 states have call successors, (292) [2025-01-10 02:40:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 293 transitions. [2025-01-10 02:40:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2025-01-10 02:40:04,724 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:04,724 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:04,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2025-01-10 02:40:04,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:04,925 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:04,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:04,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1386038052, now seen corresponding path program 1 times [2025-01-10 02:40:04,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:04,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516196171] [2025-01-10 02:40:04,926 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:04,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:04,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 560 statements into 1 equivalence classes. [2025-01-10 02:40:04,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 560 of 560 statements. [2025-01-10 02:40:04,959 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:04,959 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-01-10 02:40:05,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:05,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516196171] [2025-01-10 02:40:05,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516196171] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:05,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324762356] [2025-01-10 02:40:05,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:05,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:05,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:05,198 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:05,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-01-10 02:40:05,261 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 560 statements into 1 equivalence classes. [2025-01-10 02:40:05,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 560 of 560 statements. [2025-01-10 02:40:05,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:05,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:05,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-10 02:40:05,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:05,960 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 432 proven. 756 refuted. 0 times theorem prover too weak. 19824 trivial. 0 not checked. [2025-01-10 02:40:05,961 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 432 proven. 756 refuted. 0 times theorem prover too weak. 19824 trivial. 0 not checked. [2025-01-10 02:40:06,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324762356] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:06,424 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:06,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2025-01-10 02:40:06,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668232890] [2025-01-10 02:40:06,424 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:06,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-01-10 02:40:06,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:06,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-01-10 02:40:06,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2025-01-10 02:40:06,427 INFO L87 Difference]: Start difference. First operand 183 states and 293 transitions. Second operand has 21 states, 19 states have (on average 6.631578947368421) internal successors, (126), 20 states have internal predecessors, (126), 11 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (293), 10 states have call predecessors, (293), 11 states have call successors, (293) [2025-01-10 02:40:07,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:07,338 INFO L93 Difference]: Finished difference Result 187 states and 298 transitions. [2025-01-10 02:40:07,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:40:07,339 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 6.631578947368421) internal successors, (126), 20 states have internal predecessors, (126), 11 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (293), 10 states have call predecessors, (293), 11 states have call successors, (293) Word has length 560 [2025-01-10 02:40:07,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:07,341 INFO L225 Difference]: With dead ends: 187 [2025-01-10 02:40:07,341 INFO L226 Difference]: Without dead ends: 186 [2025-01-10 02:40:07,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1131 GetRequests, 1104 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2025-01-10 02:40:07,342 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 153 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 1491 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:07,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 1679 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1491 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-10 02:40:07,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2025-01-10 02:40:07,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 182. [2025-01-10 02:40:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 70 states have (on average 1.1714285714285715) internal successors, (82), 75 states have internal predecessors, (82), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 292 transitions. [2025-01-10 02:40:07,370 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 292 transitions. Word has length 560 [2025-01-10 02:40:07,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:07,370 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 292 transitions. [2025-01-10 02:40:07,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 6.631578947368421) internal successors, (126), 20 states have internal predecessors, (126), 11 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (293), 10 states have call predecessors, (293), 11 states have call successors, (293) [2025-01-10 02:40:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 292 transitions. [2025-01-10 02:40:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2025-01-10 02:40:07,373 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:07,374 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:07,381 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-01-10 02:40:07,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:07,575 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:07,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:07,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1864860491, now seen corresponding path program 1 times [2025-01-10 02:40:07,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:07,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286273551] [2025-01-10 02:40:07,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:07,584 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 565 statements into 1 equivalence classes. [2025-01-10 02:40:07,605 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 565 of 565 statements. [2025-01-10 02:40:07,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:07,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-01-10 02:40:07,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:07,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286273551] [2025-01-10 02:40:07,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286273551] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:07,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575303745] [2025-01-10 02:40:07,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:07,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:07,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:07,850 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:07,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-01-10 02:40:07,917 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 565 statements into 1 equivalence classes. [2025-01-10 02:40:08,024 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 565 of 565 statements. [2025-01-10 02:40:08,024 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:08,024 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:08,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-10 02:40:08,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:08,460 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 453 proven. 747 refuted. 0 times theorem prover too weak. 20224 trivial. 0 not checked. [2025-01-10 02:40:08,460 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 453 proven. 747 refuted. 0 times theorem prover too weak. 20224 trivial. 0 not checked. [2025-01-10 02:40:08,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575303745] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:08,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:08,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-01-10 02:40:08,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706428342] [2025-01-10 02:40:08,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:08,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-01-10 02:40:08,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:08,949 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-01-10 02:40:08,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-01-10 02:40:08,950 INFO L87 Difference]: Start difference. First operand 182 states and 292 transitions. Second operand has 20 states, 18 states have (on average 7.166666666666667) internal successors, (129), 17 states have internal predecessors, (129), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) [2025-01-10 02:40:09,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:09,611 INFO L93 Difference]: Finished difference Result 186 states and 299 transitions. [2025-01-10 02:40:09,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 02:40:09,612 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.166666666666667) internal successors, (129), 17 states have internal predecessors, (129), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) Word has length 565 [2025-01-10 02:40:09,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:09,614 INFO L225 Difference]: With dead ends: 186 [2025-01-10 02:40:09,614 INFO L226 Difference]: Without dead ends: 185 [2025-01-10 02:40:09,614 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1140 GetRequests, 1115 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-01-10 02:40:09,615 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 114 mSDsluCounter, 1579 mSDsCounter, 0 mSdLazyCounter, 953 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 1752 SdHoareTripleChecker+Invalid, 1043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:09,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 1752 Invalid, 1043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 953 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:40:09,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2025-01-10 02:40:09,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 181. [2025-01-10 02:40:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 70 states have (on average 1.1571428571428573) internal successors, (81), 74 states have internal predecessors, (81), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:09,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 291 transitions. [2025-01-10 02:40:09,636 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 291 transitions. Word has length 565 [2025-01-10 02:40:09,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:09,637 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 291 transitions. [2025-01-10 02:40:09,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.166666666666667) internal successors, (129), 17 states have internal predecessors, (129), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) [2025-01-10 02:40:09,638 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 291 transitions. [2025-01-10 02:40:09,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2025-01-10 02:40:09,641 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:09,641 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:09,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-01-10 02:40:09,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:09,844 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:09,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:09,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1976100621, now seen corresponding path program 1 times [2025-01-10 02:40:09,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:09,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469561350] [2025-01-10 02:40:09,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:09,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:09,857 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 566 statements into 1 equivalence classes. [2025-01-10 02:40:09,918 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 566 of 566 statements. [2025-01-10 02:40:09,919 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:09,919 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-01-10 02:40:10,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:10,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469561350] [2025-01-10 02:40:10,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469561350] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:10,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599397514] [2025-01-10 02:40:10,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:10,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:10,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:10,286 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:10,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-10 02:40:10,348 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 566 statements into 1 equivalence classes. [2025-01-10 02:40:10,447 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 566 of 566 statements. [2025-01-10 02:40:10,447 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:10,447 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:10,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 1052 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:40:10,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-01-10 02:40:10,730 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-01-10 02:40:11,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [599397514] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:11,153 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:11,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 16 [2025-01-10 02:40:11,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452698469] [2025-01-10 02:40:11,153 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:11,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-10 02:40:11,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:11,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-10 02:40:11,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2025-01-10 02:40:11,155 INFO L87 Difference]: Start difference. First operand 181 states and 291 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 9 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 9 states have call predecessors, (293), 9 states have call successors, (293) [2025-01-10 02:40:12,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:12,298 INFO L93 Difference]: Finished difference Result 200 states and 316 transitions. [2025-01-10 02:40:12,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-01-10 02:40:12,298 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 9 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 9 states have call predecessors, (293), 9 states have call successors, (293) Word has length 566 [2025-01-10 02:40:12,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:12,301 INFO L225 Difference]: With dead ends: 200 [2025-01-10 02:40:12,301 INFO L226 Difference]: Without dead ends: 199 [2025-01-10 02:40:12,301 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1156 GetRequests, 1127 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=743, Unknown=0, NotChecked=0, Total=870 [2025-01-10 02:40:12,303 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 87 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 2175 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 1792 SdHoareTripleChecker+Invalid, 2268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:12,303 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 1792 Invalid, 2268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 2175 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-01-10 02:40:12,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2025-01-10 02:40:12,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 180. [2025-01-10 02:40:12,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 70 states have (on average 1.1428571428571428) internal successors, (80), 73 states have internal predecessors, (80), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:12,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 290 transitions. [2025-01-10 02:40:12,341 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 290 transitions. Word has length 566 [2025-01-10 02:40:12,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:12,341 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 290 transitions. [2025-01-10 02:40:12,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 9 states have call successors, (292), 1 states have call predecessors, (292), 2 states have return successors, (293), 9 states have call predecessors, (293), 9 states have call successors, (293) [2025-01-10 02:40:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2025-01-10 02:40:12,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2025-01-10 02:40:12,348 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:12,348 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:12,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-10 02:40:12,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2025-01-10 02:40:12,549 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:12,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:12,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1102874766, now seen corresponding path program 1 times [2025-01-10 02:40:12,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:12,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112818632] [2025-01-10 02:40:12,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:12,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:12,559 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 569 statements into 1 equivalence classes. [2025-01-10 02:40:12,579 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 569 of 569 statements. [2025-01-10 02:40:12,579 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:12,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:12,936 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 78 proven. 534 refuted. 0 times theorem prover too weak. 20812 trivial. 0 not checked. [2025-01-10 02:40:12,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:12,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112818632] [2025-01-10 02:40:12,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112818632] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:12,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204443388] [2025-01-10 02:40:12,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:12,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:12,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:12,940 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:12,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-01-10 02:40:13,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 569 statements into 1 equivalence classes. [2025-01-10 02:40:13,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 569 of 569 statements. [2025-01-10 02:40:13,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:13,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:13,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 02:40:13,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:13,498 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-01-10 02:40:13,498 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-01-10 02:40:13,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204443388] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:13,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:13,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-01-10 02:40:13,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643167267] [2025-01-10 02:40:13,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:13,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-10 02:40:13,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:13,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-10 02:40:13,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-01-10 02:40:13,899 INFO L87 Difference]: Start difference. First operand 180 states and 290 transitions. Second operand has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 5 states have call successors, (284), 1 states have call predecessors, (284), 2 states have return successors, (284), 5 states have call predecessors, (284), 5 states have call successors, (284) [2025-01-10 02:40:14,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:14,467 INFO L93 Difference]: Finished difference Result 180 states and 290 transitions. [2025-01-10 02:40:14,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-10 02:40:14,468 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 5 states have call successors, (284), 1 states have call predecessors, (284), 2 states have return successors, (284), 5 states have call predecessors, (284), 5 states have call successors, (284) Word has length 569 [2025-01-10 02:40:14,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:14,470 INFO L225 Difference]: With dead ends: 180 [2025-01-10 02:40:14,472 INFO L226 Difference]: Without dead ends: 179 [2025-01-10 02:40:14,472 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1145 GetRequests, 1134 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-01-10 02:40:14,473 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 54 mSDsluCounter, 693 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:14,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 868 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:40:14,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2025-01-10 02:40:14,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2025-01-10 02:40:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 70 states have (on average 1.1285714285714286) internal successors, (79), 72 states have internal predecessors, (79), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:14,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 289 transitions. [2025-01-10 02:40:14,507 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 289 transitions. Word has length 569 [2025-01-10 02:40:14,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:14,508 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 289 transitions. [2025-01-10 02:40:14,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 5 states have call successors, (284), 1 states have call predecessors, (284), 2 states have return successors, (284), 5 states have call predecessors, (284), 5 states have call successors, (284) [2025-01-10 02:40:14,508 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 289 transitions. [2025-01-10 02:40:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2025-01-10 02:40:14,513 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:14,513 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:14,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2025-01-10 02:40:14,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-01-10 02:40:14,714 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:14,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:14,715 INFO L85 PathProgramCache]: Analyzing trace with hash 935206417, now seen corresponding path program 1 times [2025-01-10 02:40:14,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:14,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865700613] [2025-01-10 02:40:14,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:14,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:14,730 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 574 statements into 1 equivalence classes. [2025-01-10 02:40:14,752 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 574 of 574 statements. [2025-01-10 02:40:14,753 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:14,753 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:15,013 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-01-10 02:40:15,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:15,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865700613] [2025-01-10 02:40:15,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865700613] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:15,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393522437] [2025-01-10 02:40:15,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:15,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:15,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:15,016 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:15,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-01-10 02:40:15,073 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 574 statements into 1 equivalence classes. [2025-01-10 02:40:15,167 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 574 of 574 statements. [2025-01-10 02:40:15,168 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:15,168 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:15,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-10 02:40:15,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-01-10 02:40:15,593 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:16,076 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-01-10 02:40:16,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393522437] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:16,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:16,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-01-10 02:40:16,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155270847] [2025-01-10 02:40:16,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:16,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-01-10 02:40:16,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:16,079 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-01-10 02:40:16,079 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-01-10 02:40:16,079 INFO L87 Difference]: Start difference. First operand 179 states and 289 transitions. Second operand has 20 states, 18 states have (on average 7.722222222222222) internal successors, (139), 17 states have internal predecessors, (139), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) [2025-01-10 02:40:16,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:16,693 INFO L93 Difference]: Finished difference Result 183 states and 296 transitions. [2025-01-10 02:40:16,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 02:40:16,694 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.722222222222222) internal successors, (139), 17 states have internal predecessors, (139), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) Word has length 574 [2025-01-10 02:40:16,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:16,697 INFO L225 Difference]: With dead ends: 183 [2025-01-10 02:40:16,697 INFO L226 Difference]: Without dead ends: 182 [2025-01-10 02:40:16,697 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1158 GetRequests, 1133 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-01-10 02:40:16,698 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 197 mSDsluCounter, 1177 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 1347 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:16,698 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 1347 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 850 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-10 02:40:16,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2025-01-10 02:40:16,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 178. [2025-01-10 02:40:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 70 states have (on average 1.1142857142857143) internal successors, (78), 71 states have internal predecessors, (78), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 288 transitions. [2025-01-10 02:40:16,755 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 288 transitions. Word has length 574 [2025-01-10 02:40:16,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:16,756 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 288 transitions. [2025-01-10 02:40:16,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.722222222222222) internal successors, (139), 17 states have internal predecessors, (139), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) [2025-01-10 02:40:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 288 transitions. [2025-01-10 02:40:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2025-01-10 02:40:16,762 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:16,762 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:16,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-01-10 02:40:16,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-01-10 02:40:16,966 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:16,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:16,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1073371881, now seen corresponding path program 1 times [2025-01-10 02:40:16,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:16,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731468672] [2025-01-10 02:40:16,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:16,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:16,983 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 575 statements into 1 equivalence classes. [2025-01-10 02:40:17,014 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 575 of 575 statements. [2025-01-10 02:40:17,016 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:17,016 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-01-10 02:40:17,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:17,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731468672] [2025-01-10 02:40:17,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731468672] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:17,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475132907] [2025-01-10 02:40:17,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:17,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:17,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:17,506 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:17,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-01-10 02:40:17,564 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 575 statements into 1 equivalence classes. [2025-01-10 02:40:17,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 575 of 575 statements. [2025-01-10 02:40:17,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:17,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:17,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 02:40:17,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:17,963 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-01-10 02:40:17,963 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:18,347 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-01-10 02:40:18,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475132907] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:18,347 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:18,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5, 5] total 18 [2025-01-10 02:40:18,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037100294] [2025-01-10 02:40:18,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:18,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2025-01-10 02:40:18,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:18,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2025-01-10 02:40:18,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2025-01-10 02:40:18,350 INFO L87 Difference]: Start difference. First operand 178 states and 288 transitions. Second operand has 19 states, 18 states have (on average 7.888888888888889) internal successors, (142), 19 states have internal predecessors, (142), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (294), 10 states have call predecessors, (294), 10 states have call successors, (294) [2025-01-10 02:40:19,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:19,650 INFO L93 Difference]: Finished difference Result 204 states and 322 transitions. [2025-01-10 02:40:19,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-10 02:40:19,651 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 7.888888888888889) internal successors, (142), 19 states have internal predecessors, (142), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (294), 10 states have call predecessors, (294), 10 states have call successors, (294) Word has length 575 [2025-01-10 02:40:19,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:19,653 INFO L225 Difference]: With dead ends: 204 [2025-01-10 02:40:19,653 INFO L226 Difference]: Without dead ends: 203 [2025-01-10 02:40:19,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1179 GetRequests, 1145 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=152, Invalid=1038, Unknown=0, NotChecked=0, Total=1190 [2025-01-10 02:40:19,654 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 105 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 2479 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 2572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:19,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 1969 Invalid, 2572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 2479 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-01-10 02:40:19,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2025-01-10 02:40:19,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 177. [2025-01-10 02:40:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 70 states have (on average 1.1) internal successors, (77), 70 states have internal predecessors, (77), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-01-10 02:40:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 287 transitions. [2025-01-10 02:40:19,684 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 287 transitions. Word has length 575 [2025-01-10 02:40:19,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:19,685 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 287 transitions. [2025-01-10 02:40:19,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 7.888888888888889) internal successors, (142), 19 states have internal predecessors, (142), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (294), 10 states have call predecessors, (294), 10 states have call successors, (294) [2025-01-10 02:40:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 287 transitions. [2025-01-10 02:40:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2025-01-10 02:40:19,688 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 02:40:19,688 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:19,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-01-10 02:40:19,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-01-10 02:40:19,889 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-01-10 02:40:19,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 02:40:19,889 INFO L85 PathProgramCache]: Analyzing trace with hash -789920968, now seen corresponding path program 1 times [2025-01-10 02:40:19,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 02:40:19,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425082135] [2025-01-10 02:40:19,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:19,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 02:40:19,902 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 578 statements into 1 equivalence classes. [2025-01-10 02:40:19,925 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 578 of 578 statements. [2025-01-10 02:40:19,926 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:19,926 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:20,288 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-01-10 02:40:20,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 02:40:20,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425082135] [2025-01-10 02:40:20,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425082135] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 02:40:20,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272881254] [2025-01-10 02:40:20,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 02:40:20,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 02:40:20,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 02:40:20,302 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 02:40:20,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-01-10 02:40:20,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 578 statements into 1 equivalence classes. [2025-01-10 02:40:20,461 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 578 of 578 statements. [2025-01-10 02:40:20,461 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 02:40:20,461 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 02:40:20,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-10 02:40:20,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 02:40:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-01-10 02:40:20,937 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 02:40:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-01-10 02:40:21,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272881254] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 02:40:21,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 02:40:21,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2025-01-10 02:40:21,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4383833] [2025-01-10 02:40:21,415 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 02:40:21,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-01-10 02:40:21,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 02:40:21,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-01-10 02:40:21,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2025-01-10 02:40:21,417 INFO L87 Difference]: Start difference. First operand 177 states and 287 transitions. Second operand has 21 states, 19 states have (on average 7.684210526315789) internal successors, (146), 20 states have internal predecessors, (146), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 10 states have call predecessors, (291), 11 states have call successors, (291) [2025-01-10 02:40:22,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 02:40:22,197 INFO L93 Difference]: Finished difference Result 181 states and 292 transitions. [2025-01-10 02:40:22,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 02:40:22,198 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 7.684210526315789) internal successors, (146), 20 states have internal predecessors, (146), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 10 states have call predecessors, (291), 11 states have call successors, (291) Word has length 578 [2025-01-10 02:40:22,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 02:40:22,199 INFO L225 Difference]: With dead ends: 181 [2025-01-10 02:40:22,199 INFO L226 Difference]: Without dead ends: 0 [2025-01-10 02:40:22,201 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1167 GetRequests, 1140 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2025-01-10 02:40:22,201 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 183 mSDsluCounter, 1533 mSDsCounter, 0 mSdLazyCounter, 1162 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-01-10 02:40:22,201 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1700 Invalid, 1341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1162 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-01-10 02:40:22,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-10 02:40:22,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-10 02:40:22,202 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) [2025-01-10 02:40:22,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-10 02:40:22,202 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 578 [2025-01-10 02:40:22,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 02:40:22,202 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 02:40:22,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 7.684210526315789) internal successors, (146), 20 states have internal predecessors, (146), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 10 states have call predecessors, (291), 11 states have call successors, (291) [2025-01-10 02:40:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-10 02:40:22,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-10 02:40:22,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 32 remaining) [2025-01-10 02:40:22,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 32 remaining) [2025-01-10 02:40:22,207 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 32 remaining) [2025-01-10 02:40:22,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 32 remaining) [2025-01-10 02:40:22,209 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 32 remaining) [2025-01-10 02:40:22,210 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 32 remaining) [2025-01-10 02:40:22,211 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 32 remaining) [2025-01-10 02:40:22,211 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 32 remaining) [2025-01-10 02:40:22,211 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 32 remaining) [2025-01-10 02:40:22,211 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 32 remaining) [2025-01-10 02:40:22,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-01-10 02:40:22,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-01-10 02:40:22,415 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 02:40:22,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-10 02:40:29,707 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-10 02:40:29,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 02:40:29 BoogieIcfgContainer [2025-01-10 02:40:29,713 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-10 02:40:29,714 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 02:40:29,714 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 02:40:29,714 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 02:40:29,715 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:39:19" (3/4) ... [2025-01-10 02:40:29,717 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-10 02:40:29,724 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure assume [2025-01-10 02:40:29,737 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2025-01-10 02:40:29,738 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-01-10 02:40:29,738 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-01-10 02:40:29,740 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-10 02:40:29,856 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-10 02:40:29,856 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-10 02:40:29,856 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 02:40:29,857 INFO L158 Benchmark]: Toolchain (without parser) took 70910.56ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 106.8MB in the beginning and 221.5MB in the end (delta: -114.7MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2025-01-10 02:40:29,857 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 02:40:29,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.55ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 93.8MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 02:40:29,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.20ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 91.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 02:40:29,857 INFO L158 Benchmark]: Boogie Preprocessor took 65.60ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 89.9MB in the end (delta: 903.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 02:40:29,858 INFO L158 Benchmark]: RCFGBuilder took 568.36ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 61.2MB in the end (delta: 27.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-10 02:40:29,858 INFO L158 Benchmark]: TraceAbstraction took 69786.34ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 61.2MB in the beginning and 233.1MB in the end (delta: -172.0MB). Peak memory consumption was 145.0MB. Max. memory is 16.1GB. [2025-01-10 02:40:29,858 INFO L158 Benchmark]: Witness Printer took 142.36ms. Allocated memory is still 318.8MB. Free memory was 233.1MB in the beginning and 221.5MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 02:40:29,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.55ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 93.8MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.20ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 91.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.60ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 89.9MB in the end (delta: 903.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 568.36ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 61.2MB in the end (delta: 27.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 69786.34ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 61.2MB in the beginning and 233.1MB in the end (delta: -172.0MB). Peak memory consumption was 145.0MB. Max. memory is 16.1GB. * Witness Printer took 142.36ms. Allocated memory is still 318.8MB. Free memory was 233.1MB in the beginning and 221.5MB in the end (delta: 11.6MB). 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: 161]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 161]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 164]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 164]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 165]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 165]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 167]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 167]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 168]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 168]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 170]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 170]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 171]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 171]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 173]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 173]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 174]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 174]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 176]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 176]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 177]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 177]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 179]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 179]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 180]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 180]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 183]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 183]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 215 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 62.4s, OverallIterations: 26, TraceHistogramMax: 105, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 18.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1825 SdHoareTripleChecker+Valid, 15.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1825 mSDsluCounter, 36009 SdHoareTripleChecker+Invalid, 12.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31082 mSDsCounter, 2169 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26362 IncrementalHoareTripleChecker+Invalid, 28531 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2169 mSolverCounterUnsat, 4927 mSDtfsCounter, 26362 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26893 GetRequests, 26404 SyntacticMatches, 13 SemanticMatches, 476 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=215occurred in iteration=0, InterpolantAutomatonStates: 279, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 26 MinimizatonAttempts, 102 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 31.9s InterpolantComputationTime, 27656 NumberOfCodeBlocks, 27656 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 40641 ConstructedInterpolants, 0 QuantifiedInterpolants, 93203 SizeOfPredicates, 70 NumberOfNonLiveVariables, 25143 ConjunctsInSsa, 364 ConjunctsInUnsatCore, 75 InterpolantComputations, 2 PerfectInterpolantSequences, 1494106/1526700 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 32 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-01-10 02:40:29,883 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