./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_08_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 63d480c31f0314c91e26876c4dd218e9e8d00d29117335b96bc72242afef9a48 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 04:38:43,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 04:38:43,708 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-01-10 04:38:43,712 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 04:38:43,713 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 04:38:43,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 04:38:43,737 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 04:38:43,737 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 04:38:43,737 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 04:38:43,738 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 04:38:43,738 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-10 04:38:43,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-10 04:38:43,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 04:38:43,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 04:38:43,738 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 04:38:43,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 04:38:43,739 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 04:38:43,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 04:38:43,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 04:38:43,740 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 04:38:43,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-10 04:38:43,741 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-10 04:38:43,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-10 04:38:43,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-10 04:38:43,742 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d480c31f0314c91e26876c4dd218e9e8d00d29117335b96bc72242afef9a48 [2025-01-10 04:38:43,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 04:38:43,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 04:38:43,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 04:38:43,972 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 04:38:43,972 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 04:38:43,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_08_good.i [2025-01-10 04:38:45,334 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c03dc841d/f7366ae7f8c14f7794cf1755de93913e/FLAG70d0c4bca [2025-01-10 04:38:45,725 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 04:38:45,725 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_08_good.i [2025-01-10 04:38:45,747 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c03dc841d/f7366ae7f8c14f7794cf1755de93913e/FLAG70d0c4bca [2025-01-10 04:38:45,761 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c03dc841d/f7366ae7f8c14f7794cf1755de93913e [2025-01-10 04:38:45,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 04:38:45,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 04:38:45,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 04:38:45,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 04:38:45,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 04:38:45,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 04:38:45" (1/1) ... [2025-01-10 04:38:45,771 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce7c185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:45, skipping insertion in model container [2025-01-10 04:38:45,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 04:38:45" (1/1) ... [2025-01-10 04:38:45,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 04:38:46,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 04:38:46,338 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 04:38:46,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 04:38:46,461 INFO L204 MainTranslator]: Completed translation [2025-01-10 04:38:46,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46 WrapperNode [2025-01-10 04:38:46,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 04:38:46,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 04:38:46,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 04:38:46,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 04:38:46,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,517 INFO L138 Inliner]: procedures = 503, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 121 [2025-01-10 04:38:46,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 04:38:46,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 04:38:46,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 04:38:46,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 04:38:46,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,530 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,544 INFO L175 MemorySlicer]: No memory access in input program. [2025-01-10 04:38:46,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,547 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 04:38:46,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 04:38:46,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 04:38:46,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 04:38:46,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (1/1) ... [2025-01-10 04:38:46,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-10 04:38:46,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:46,579 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 04:38:46,585 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 04:38:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2025-01-10 04:38:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2025-01-10 04:38:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-01-10 04:38:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-01-10 04:38:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 04:38:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 04:38:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 04:38:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2025-01-10 04:38:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2025-01-10 04:38:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2025-01-10 04:38:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2025-01-10 04:38:46,790 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 04:38:46,791 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 04:38:46,921 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2025-01-10 04:38:46,922 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 04:38:46,928 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 04:38:46,928 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 04:38:46,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:38:46 BoogieIcfgContainer [2025-01-10 04:38:46,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 04:38:46,930 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-10 04:38:46,930 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-10 04:38:46,934 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-10 04:38:46,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 04:38:45" (1/3) ... [2025-01-10 04:38:46,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f090fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 04:38:46, skipping insertion in model container [2025-01-10 04:38:46,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:38:46" (2/3) ... [2025-01-10 04:38:46,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f090fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 04:38:46, skipping insertion in model container [2025-01-10 04:38:46,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:38:46" (3/3) ... [2025-01-10 04:38:46,935 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_08_good.i [2025-01-10 04:38:46,951 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-10 04:38:46,952 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_preinc_08_good.i that has 5 procedures, 81 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2025-01-10 04:38:47,020 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-10 04:38:47,028 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;@41621e53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-10 04:38:47,028 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-01-10 04:38:47,031 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 62 states have internal predecessors, (69), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-01-10 04:38:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-01-10 04:38:47,034 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:47,035 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:47,035 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:47,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:47,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1192752490, now seen corresponding path program 1 times [2025-01-10 04:38:47,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:47,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728693418] [2025-01-10 04:38:47,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:47,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:47,125 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-01-10 04:38:47,138 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-01-10 04:38:47,138 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:47,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 04:38:47,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:47,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728693418] [2025-01-10 04:38:47,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728693418] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:47,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 04:38:47,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 04:38:47,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600612300] [2025-01-10 04:38:47,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:47,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:47,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:47,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:47,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 04:38:47,260 INFO L87 Difference]: Start difference. First operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 62 states have internal predecessors, (69), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-10 04:38:47,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:47,291 INFO L93 Difference]: Finished difference Result 155 states and 199 transitions. [2025-01-10 04:38:47,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:47,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2025-01-10 04:38:47,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:47,298 INFO L225 Difference]: With dead ends: 155 [2025-01-10 04:38:47,298 INFO L226 Difference]: Without dead ends: 78 [2025-01-10 04:38:47,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 04:38:47,302 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 1 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:47,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 209 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:47,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2025-01-10 04:38:47,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2025-01-10 04:38:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 58 states have internal predecessors, (65), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2025-01-10 04:38:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 99 transitions. [2025-01-10 04:38:47,330 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 99 transitions. Word has length 22 [2025-01-10 04:38:47,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:47,330 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 99 transitions. [2025-01-10 04:38:47,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-10 04:38:47,331 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 99 transitions. [2025-01-10 04:38:47,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-01-10 04:38:47,331 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:47,331 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:47,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-10 04:38:47,332 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:47,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:47,332 INFO L85 PathProgramCache]: Analyzing trace with hash -512694120, now seen corresponding path program 1 times [2025-01-10 04:38:47,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:47,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684039154] [2025-01-10 04:38:47,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:47,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:47,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-01-10 04:38:47,360 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-01-10 04:38:47,360 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:47,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:47,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 04:38:47,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:47,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684039154] [2025-01-10 04:38:47,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684039154] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:47,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 04:38:47,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-10 04:38:47,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702884856] [2025-01-10 04:38:47,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:47,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-10 04:38:47,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:47,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 04:38:47,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 04:38:47,491 INFO L87 Difference]: Start difference. First operand 76 states and 99 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-10 04:38:47,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:47,532 INFO L93 Difference]: Finished difference Result 131 states and 168 transitions. [2025-01-10 04:38:47,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 04:38:47,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2025-01-10 04:38:47,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:47,533 INFO L225 Difference]: With dead ends: 131 [2025-01-10 04:38:47,533 INFO L226 Difference]: Without dead ends: 66 [2025-01-10 04:38:47,534 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 04:38:47,535 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 0 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:47,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 241 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:47,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-01-10 04:38:47,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-01-10 04:38:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 49 states have internal predecessors, (54), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2025-01-10 04:38:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 84 transitions. [2025-01-10 04:38:47,555 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 84 transitions. Word has length 22 [2025-01-10 04:38:47,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:47,556 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 84 transitions. [2025-01-10 04:38:47,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-10 04:38:47,556 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2025-01-10 04:38:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2025-01-10 04:38:47,560 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:47,560 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:47,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-10 04:38:47,560 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:47,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:47,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1523660820, now seen corresponding path program 1 times [2025-01-10 04:38:47,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:47,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092120404] [2025-01-10 04:38:47,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:47,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:47,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 40 statements into 1 equivalence classes. [2025-01-10 04:38:47,612 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 40 of 40 statements. [2025-01-10 04:38:47,613 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:47,613 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:47,746 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-10 04:38:47,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:47,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092120404] [2025-01-10 04:38:47,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092120404] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:47,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 04:38:47,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-10 04:38:47,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451812202] [2025-01-10 04:38:47,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:47,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-10 04:38:47,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:47,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 04:38:47,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 04:38:47,748 INFO L87 Difference]: Start difference. First operand 66 states and 84 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:47,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:47,789 INFO L93 Difference]: Finished difference Result 119 states and 149 transitions. [2025-01-10 04:38:47,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 04:38:47,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 40 [2025-01-10 04:38:47,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:47,790 INFO L225 Difference]: With dead ends: 119 [2025-01-10 04:38:47,790 INFO L226 Difference]: Without dead ends: 65 [2025-01-10 04:38:47,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-10 04:38:47,791 INFO L435 NwaCegarLoop]: 79 mSDtfsCounter, 0 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:47,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 232 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:47,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-01-10 04:38:47,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2025-01-10 04:38:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 48 states have internal predecessors, (53), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-01-10 04:38:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 81 transitions. [2025-01-10 04:38:47,810 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 81 transitions. Word has length 40 [2025-01-10 04:38:47,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:47,810 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 81 transitions. [2025-01-10 04:38:47,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 81 transitions. [2025-01-10 04:38:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2025-01-10 04:38:47,814 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:47,814 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:47,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-10 04:38:47,817 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:47,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:47,817 INFO L85 PathProgramCache]: Analyzing trace with hash 792919792, now seen corresponding path program 1 times [2025-01-10 04:38:47,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:47,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156062092] [2025-01-10 04:38:47,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:47,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:47,845 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-01-10 04:38:47,857 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-01-10 04:38:47,863 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:47,864 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-10 04:38:47,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:47,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156062092] [2025-01-10 04:38:47,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156062092] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:47,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 04:38:47,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 04:38:47,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340883021] [2025-01-10 04:38:47,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:47,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:47,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:47,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:47,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 04:38:47,926 INFO L87 Difference]: Start difference. First operand 65 states and 81 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:47,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:47,961 INFO L93 Difference]: Finished difference Result 114 states and 139 transitions. [2025-01-10 04:38:47,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:47,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 41 [2025-01-10 04:38:47,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:47,962 INFO L225 Difference]: With dead ends: 114 [2025-01-10 04:38:47,962 INFO L226 Difference]: Without dead ends: 70 [2025-01-10 04:38:47,963 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 04:38:47,963 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 1 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:47,964 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 158 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:47,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-01-10 04:38:47,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 69. [2025-01-10 04:38:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 51 states have internal predecessors, (57), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-01-10 04:38:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 87 transitions. [2025-01-10 04:38:47,980 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 87 transitions. Word has length 41 [2025-01-10 04:38:47,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:47,980 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 87 transitions. [2025-01-10 04:38:47,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2025-01-10 04:38:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2025-01-10 04:38:47,984 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:47,984 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:47,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-10 04:38:47,985 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:47,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:47,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1472978162, now seen corresponding path program 1 times [2025-01-10 04:38:47,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:47,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052337546] [2025-01-10 04:38:47,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:47,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:47,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-01-10 04:38:48,001 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-01-10 04:38:48,001 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:48,001 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-01-10 04:38:48,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:48,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052337546] [2025-01-10 04:38:48,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052337546] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:48,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479144736] [2025-01-10 04:38:48,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:48,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:48,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:48,101 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 04:38:48,103 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 04:38:48,157 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-01-10 04:38:48,181 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-01-10 04:38:48,181 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:48,181 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:48,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:48,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-10 04:38:48,245 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:48,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479144736] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:48,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:48,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:48,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950820141] [2025-01-10 04:38:48,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:48,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:48,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:48,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:48,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:48,247 INFO L87 Difference]: Start difference. First operand 69 states and 87 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:48,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:48,266 INFO L93 Difference]: Finished difference Result 70 states and 88 transitions. [2025-01-10 04:38:48,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:48,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 41 [2025-01-10 04:38:48,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:48,268 INFO L225 Difference]: With dead ends: 70 [2025-01-10 04:38:48,268 INFO L226 Difference]: Without dead ends: 69 [2025-01-10 04:38:48,268 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:48,268 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 2 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:48,269 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 140 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:48,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-01-10 04:38:48,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2025-01-10 04:38:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 44 states have (on average 1.2727272727272727) internal successors, (56), 50 states have internal predecessors, (56), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-01-10 04:38:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 86 transitions. [2025-01-10 04:38:48,277 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 86 transitions. Word has length 41 [2025-01-10 04:38:48,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:48,278 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 86 transitions. [2025-01-10 04:38:48,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2025-01-10 04:38:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2025-01-10 04:38:48,278 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:48,279 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:48,288 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 04:38:48,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:48,481 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:48,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:48,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1582317138, now seen corresponding path program 1 times [2025-01-10 04:38:48,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:48,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906156432] [2025-01-10 04:38:48,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:48,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:48,488 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-10 04:38:48,492 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-10 04:38:48,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:48,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-01-10 04:38:48,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:48,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906156432] [2025-01-10 04:38:48,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906156432] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:48,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265019449] [2025-01-10 04:38:48,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:48,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:48,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:48,528 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 04:38:48,529 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 04:38:48,576 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-10 04:38:48,595 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-10 04:38:48,595 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:48,595 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:48,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:48,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:48,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-10 04:38:48,628 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:48,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265019449] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:48,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:48,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:48,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980413673] [2025-01-10 04:38:48,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:48,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:48,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:48,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:48,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:48,630 INFO L87 Difference]: Start difference. First operand 68 states and 86 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:48,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:48,643 INFO L93 Difference]: Finished difference Result 108 states and 132 transitions. [2025-01-10 04:38:48,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:48,643 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 42 [2025-01-10 04:38:48,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:48,644 INFO L225 Difference]: With dead ends: 108 [2025-01-10 04:38:48,644 INFO L226 Difference]: Without dead ends: 68 [2025-01-10 04:38:48,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:48,645 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 1 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:48,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 152 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:48,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2025-01-10 04:38:48,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 67. [2025-01-10 04:38:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 49 states have internal predecessors, (54), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-01-10 04:38:48,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 84 transitions. [2025-01-10 04:38:48,653 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 84 transitions. Word has length 42 [2025-01-10 04:38:48,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:48,653 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 84 transitions. [2025-01-10 04:38:48,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2025-01-10 04:38:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2025-01-10 04:38:48,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2025-01-10 04:38:48,655 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:48,655 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:48,661 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 04:38:48,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:48,856 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:48,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:48,857 INFO L85 PathProgramCache]: Analyzing trace with hash 2019893220, now seen corresponding path program 1 times [2025-01-10 04:38:48,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:48,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490578954] [2025-01-10 04:38:48,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:48,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:48,868 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-01-10 04:38:48,871 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-01-10 04:38:48,872 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:48,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:48,924 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-01-10 04:38:48,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:48,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490578954] [2025-01-10 04:38:48,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490578954] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:48,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486002898] [2025-01-10 04:38:48,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:48,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:48,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:48,929 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 04:38:48,930 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 04:38:48,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-01-10 04:38:49,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-01-10 04:38:49,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:49,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:49,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:49,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-10 04:38:49,028 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:49,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486002898] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:49,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:49,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:49,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178484489] [2025-01-10 04:38:49,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:49,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:49,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:49,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:49,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:49,030 INFO L87 Difference]: Start difference. First operand 67 states and 84 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-01-10 04:38:49,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:49,044 INFO L93 Difference]: Finished difference Result 74 states and 94 transitions. [2025-01-10 04:38:49,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:49,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 53 [2025-01-10 04:38:49,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:49,045 INFO L225 Difference]: With dead ends: 74 [2025-01-10 04:38:49,045 INFO L226 Difference]: Without dead ends: 73 [2025-01-10 04:38:49,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:49,046 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 2 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:49,046 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 148 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:49,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-01-10 04:38:49,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2025-01-10 04:38:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 47 states have (on average 1.2340425531914894) internal successors, (58), 51 states have internal predecessors, (58), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-01-10 04:38:49,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2025-01-10 04:38:49,052 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 53 [2025-01-10 04:38:49,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:49,053 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2025-01-10 04:38:49,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-01-10 04:38:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2025-01-10 04:38:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-01-10 04:38:49,054 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:49,054 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:49,065 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 04:38:49,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:49,260 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:49,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:49,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1807819496, now seen corresponding path program 1 times [2025-01-10 04:38:49,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:49,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134581150] [2025-01-10 04:38:49,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:49,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:49,268 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-01-10 04:38:49,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-01-10 04:38:49,275 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:49,275 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-01-10 04:38:49,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:49,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134581150] [2025-01-10 04:38:49,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134581150] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:49,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342834812] [2025-01-10 04:38:49,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:49,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:49,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:49,342 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 04:38:49,343 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 04:38:49,392 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-01-10 04:38:49,410 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-01-10 04:38:49,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:49,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:49,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:49,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:49,432 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-10 04:38:49,432 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:49,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342834812] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:49,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:49,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:49,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716806537] [2025-01-10 04:38:49,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:49,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:49,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:49,434 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:49,434 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:49,434 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-01-10 04:38:49,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:49,455 INFO L93 Difference]: Finished difference Result 72 states and 91 transitions. [2025-01-10 04:38:49,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:49,456 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), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 54 [2025-01-10 04:38:49,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:49,457 INFO L225 Difference]: With dead ends: 72 [2025-01-10 04:38:49,459 INFO L226 Difference]: Without dead ends: 71 [2025-01-10 04:38:49,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:49,460 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 3 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:49,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 139 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:49,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2025-01-10 04:38:49,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 70. [2025-01-10 04:38:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 50 states have internal predecessors, (57), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-01-10 04:38:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 89 transitions. [2025-01-10 04:38:49,471 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 89 transitions. Word has length 54 [2025-01-10 04:38:49,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:49,472 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 89 transitions. [2025-01-10 04:38:49,472 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), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-01-10 04:38:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2025-01-10 04:38:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-01-10 04:38:49,477 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:49,477 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:49,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-10 04:38:49,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2025-01-10 04:38:49,678 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:49,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:49,678 INFO L85 PathProgramCache]: Analyzing trace with hash -193621162, now seen corresponding path program 1 times [2025-01-10 04:38:49,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:49,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748630741] [2025-01-10 04:38:49,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:49,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:49,685 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-01-10 04:38:49,688 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-01-10 04:38:49,689 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:49,689 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-01-10 04:38:49,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:49,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748630741] [2025-01-10 04:38:49,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748630741] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:49,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778248785] [2025-01-10 04:38:49,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:49,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:49,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:49,758 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 04:38:49,760 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 04:38:49,803 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-01-10 04:38:49,821 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-01-10 04:38:49,821 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:49,821 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:49,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:49,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:49,844 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2025-01-10 04:38:49,847 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:49,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778248785] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:49,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:49,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:49,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614735496] [2025-01-10 04:38:49,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:49,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:49,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:49,849 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:49,849 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:49,849 INFO L87 Difference]: Start difference. First operand 70 states and 89 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-01-10 04:38:49,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:49,867 INFO L93 Difference]: Finished difference Result 71 states and 90 transitions. [2025-01-10 04:38:49,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:49,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 58 [2025-01-10 04:38:49,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:49,868 INFO L225 Difference]: With dead ends: 71 [2025-01-10 04:38:49,868 INFO L226 Difference]: Without dead ends: 70 [2025-01-10 04:38:49,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:49,873 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 2 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:49,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 139 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:49,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-01-10 04:38:49,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 65. [2025-01-10 04:38:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.1818181818181819) internal successors, (52), 47 states have internal predecessors, (52), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-01-10 04:38:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 82 transitions. [2025-01-10 04:38:49,883 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 82 transitions. Word has length 58 [2025-01-10 04:38:49,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:49,887 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 82 transitions. [2025-01-10 04:38:49,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-01-10 04:38:49,887 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2025-01-10 04:38:49,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-01-10 04:38:49,888 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:49,889 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:49,903 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 04:38:50,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:50,089 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:50,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:50,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1767587623, now seen corresponding path program 1 times [2025-01-10 04:38:50,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:50,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226031397] [2025-01-10 04:38:50,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:50,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:50,110 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-01-10 04:38:50,113 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-10 04:38:50,113 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:50,113 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2025-01-10 04:38:50,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:50,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226031397] [2025-01-10 04:38:50,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226031397] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:50,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [436313117] [2025-01-10 04:38:50,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:50,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:50,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:50,197 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 04:38:50,199 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 04:38:50,242 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-01-10 04:38:50,260 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-10 04:38:50,260 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:50,260 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:50,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:50,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:50,294 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2025-01-10 04:38:50,294 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:50,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [436313117] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:50,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:50,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:50,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062870452] [2025-01-10 04:38:50,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:50,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:50,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:50,295 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:50,295 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:50,295 INFO L87 Difference]: Start difference. First operand 65 states and 82 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-01-10 04:38:50,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:50,321 INFO L93 Difference]: Finished difference Result 71 states and 89 transitions. [2025-01-10 04:38:50,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:50,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 66 [2025-01-10 04:38:50,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:50,322 INFO L225 Difference]: With dead ends: 71 [2025-01-10 04:38:50,322 INFO L226 Difference]: Without dead ends: 70 [2025-01-10 04:38:50,322 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:50,323 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 1 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:50,323 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 147 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:50,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-01-10 04:38:50,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 69. [2025-01-10 04:38:50,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 50 states have internal predecessors, (55), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-01-10 04:38:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 87 transitions. [2025-01-10 04:38:50,330 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 87 transitions. Word has length 66 [2025-01-10 04:38:50,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:50,330 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 87 transitions. [2025-01-10 04:38:50,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-01-10 04:38:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2025-01-10 04:38:50,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-01-10 04:38:50,333 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:50,333 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:50,340 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 04:38:50,537 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,SelfDestructingSolverStorable9 [2025-01-10 04:38:50,537 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:50,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:50,538 INFO L85 PathProgramCache]: Analyzing trace with hash 958240997, now seen corresponding path program 1 times [2025-01-10 04:38:50,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:50,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95838009] [2025-01-10 04:38:50,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:50,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:50,554 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-01-10 04:38:50,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-10 04:38:50,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:50,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2025-01-10 04:38:50,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:50,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95838009] [2025-01-10 04:38:50,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95838009] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:50,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [582226003] [2025-01-10 04:38:50,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:50,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:50,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:50,634 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 04:38:50,635 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 04:38:50,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-01-10 04:38:50,696 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-01-10 04:38:50,696 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:50,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:50,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:50,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2025-01-10 04:38:50,713 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:50,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [582226003] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:50,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:50,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:50,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124524208] [2025-01-10 04:38:50,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:50,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:50,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:50,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:50,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:50,715 INFO L87 Difference]: Start difference. First operand 69 states and 87 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-01-10 04:38:50,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:50,720 INFO L93 Difference]: Finished difference Result 69 states and 87 transitions. [2025-01-10 04:38:50,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:50,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 66 [2025-01-10 04:38:50,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:50,721 INFO L225 Difference]: With dead ends: 69 [2025-01-10 04:38:50,721 INFO L226 Difference]: Without dead ends: 68 [2025-01-10 04:38:50,722 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:50,722 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 1 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:50,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 140 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:50,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2025-01-10 04:38:50,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2025-01-10 04:38:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 46 states have internal predecessors, (51), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-01-10 04:38:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 81 transitions. [2025-01-10 04:38:50,726 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 81 transitions. Word has length 66 [2025-01-10 04:38:50,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:50,726 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 81 transitions. [2025-01-10 04:38:50,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-01-10 04:38:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2025-01-10 04:38:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-01-10 04:38:50,727 INFO L210 NwaCegarLoop]: Found error trace [2025-01-10 04:38:50,727 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:50,736 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 04:38:50,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:50,928 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-01-10 04:38:50,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 04:38:50,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1039358388, now seen corresponding path program 1 times [2025-01-10 04:38:50,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 04:38:50,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453317113] [2025-01-10 04:38:50,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:50,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 04:38:50,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-01-10 04:38:50,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-01-10 04:38:50,936 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:50,936 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:50,962 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2025-01-10 04:38:50,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 04:38:50,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453317113] [2025-01-10 04:38:50,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453317113] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 04:38:50,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880625077] [2025-01-10 04:38:50,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 04:38:50,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:50,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 04:38:50,964 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 04:38:50,971 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 04:38:51,030 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-01-10 04:38:51,049 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-01-10 04:38:51,049 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 04:38:51,049 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 04:38:51,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 04:38:51,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 04:38:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2025-01-10 04:38:51,065 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 04:38:51,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880625077] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 04:38:51,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 04:38:51,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-01-10 04:38:51,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361821269] [2025-01-10 04:38:51,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 04:38:51,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-10 04:38:51,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 04:38:51,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 04:38:51,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:51,066 INFO L87 Difference]: Start difference. First operand 64 states and 81 transitions. Second operand has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-01-10 04:38:51,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 04:38:51,072 INFO L93 Difference]: Finished difference Result 64 states and 81 transitions. [2025-01-10 04:38:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 04:38:51,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 67 [2025-01-10 04:38:51,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-10 04:38:51,073 INFO L225 Difference]: With dead ends: 64 [2025-01-10 04:38:51,073 INFO L226 Difference]: Without dead ends: 0 [2025-01-10 04:38:51,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-10 04:38:51,074 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 2 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-10 04:38:51,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 140 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-10 04:38:51,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-10 04:38:51,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-10 04:38:51,074 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 04:38:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-10 04:38:51,074 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2025-01-10 04:38:51,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-10 04:38:51,075 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 04:38:51,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2025-01-10 04:38:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-10 04:38:51,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-01-10 04:38:51,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-01-10 04:38:51,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-01-10 04:38:51,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 04:38:51,281 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 04:38:51,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-10 04:38:51,332 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-10 04:38:51,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 04:38:51 BoogieIcfgContainer [2025-01-10 04:38:51,335 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-10 04:38:51,336 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 04:38:51,336 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 04:38:51,336 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 04:38:51,336 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:38:46" (3/4) ... [2025-01-10 04:38:51,337 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-10 04:38:51,341 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2025-01-10 04:38:51,341 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2025-01-10 04:38:51,341 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2025-01-10 04:38:51,341 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2025-01-10 04:38:51,344 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2025-01-10 04:38:51,344 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-01-10 04:38:51,344 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-01-10 04:38:51,345 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-10 04:38:51,395 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-10 04:38:51,395 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-10 04:38:51,395 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 04:38:51,396 INFO L158 Benchmark]: Toolchain (without parser) took 5630.93ms. Allocated memory is still 167.8MB. Free memory was 119.4MB in the beginning and 108.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2025-01-10 04:38:51,396 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 120.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 04:38:51,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.60ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 58.0MB in the end (delta: 61.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-01-10 04:38:51,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.80ms. Allocated memory is still 167.8MB. Free memory was 58.0MB in the beginning and 55.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 04:38:51,396 INFO L158 Benchmark]: Boogie Preprocessor took 33.19ms. Allocated memory is still 167.8MB. Free memory was 55.4MB in the beginning and 53.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 04:38:51,397 INFO L158 Benchmark]: RCFGBuilder took 376.52ms. Allocated memory is still 167.8MB. Free memory was 53.7MB in the beginning and 37.9MB in the end (delta: 15.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 04:38:51,397 INFO L158 Benchmark]: TraceAbstraction took 4405.00ms. Allocated memory is still 167.8MB. Free memory was 37.1MB in the beginning and 114.8MB in the end (delta: -77.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 04:38:51,397 INFO L158 Benchmark]: Witness Printer took 59.57ms. Allocated memory is still 167.8MB. Free memory was 114.8MB in the beginning and 108.2MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 04:38:51,398 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 120.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 697.60ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 58.0MB in the end (delta: 61.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.80ms. Allocated memory is still 167.8MB. Free memory was 58.0MB in the beginning and 55.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.19ms. Allocated memory is still 167.8MB. Free memory was 55.4MB in the beginning and 53.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.52ms. Allocated memory is still 167.8MB. Free memory was 53.7MB in the beginning and 37.9MB in the end (delta: 15.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4405.00ms. Allocated memory is still 167.8MB. Free memory was 37.1MB in the beginning and 114.8MB in the end (delta: -77.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 59.57ms. Allocated memory is still 167.8MB. Free memory was 114.8MB in the beginning and 108.2MB in the end (delta: 6.6MB). 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: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1594]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1594]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 81 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 1985 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1020 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 965 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 485 GetRequests, 455 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 18 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1019 NumberOfCodeBlocks, 1019 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 999 ConstructedInterpolants, 0 QuantifiedInterpolants, 1195 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1365 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 20 InterpolantComputations, 12 PerfectInterpolantSequences, 528/556 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-01-10 04:38:51,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE