./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-numeric/Et2_true.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-numeric/Et2_true.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 73e4e9ad44f0149f289e6777e967feb732bfbe685996eb202297bca837b8bf8d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 10:11:27,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 10:11:27,382 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-19 10:11:27,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 10:11:27,386 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 10:11:27,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 10:11:27,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 10:11:27,413 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 10:11:27,413 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 10:11:27,413 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 10:11:27,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 10:11:27,414 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 10:11:27,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 10:11:27,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 10:11:27,415 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 10:11:27,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 10:11:27,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 10:11:27,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 10:11:27,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 10:11:27,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 10:11:27,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 10:11:27,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 10:11:27,417 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 10:11:27,418 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-19 10:11:27,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 10:11:27,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 10:11:27,418 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 10:11:27,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 10:11:27,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 10:11:27,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 10:11:27,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 10:11:27,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:11:27,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 10:11:27,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 10:11:27,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 10:11:27,421 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 10:11:27,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 10:11:27,421 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 10:11:27,421 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 10:11:27,421 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 10:11:27,422 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 10:11:27,422 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e4e9ad44f0149f289e6777e967feb732bfbe685996eb202297bca837b8bf8d [2024-11-19 10:11:27,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 10:11:27,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 10:11:27,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 10:11:27,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 10:11:27,628 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 10:11:27,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-numeric/Et2_true.c [2024-11-19 10:11:28,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 10:11:29,072 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 10:11:29,073 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-numeric/Et2_true.c [2024-11-19 10:11:29,080 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bc9ee9f5/1ac6b4aa246c4cc5941ffea90f45621b/FLAG96c0450d5 [2024-11-19 10:11:29,468 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bc9ee9f5/1ac6b4aa246c4cc5941ffea90f45621b [2024-11-19 10:11:29,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 10:11:29,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 10:11:29,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 10:11:29,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 10:11:29,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 10:11:29,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a88592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29, skipping insertion in model container [2024-11-19 10:11:29,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 10:11:29,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:11:29,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 10:11:29,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:11:29,704 INFO L204 MainTranslator]: Completed translation [2024-11-19 10:11:29,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29 WrapperNode [2024-11-19 10:11:29,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 10:11:29,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 10:11:29,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 10:11:29,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 10:11:29,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,715 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,727 INFO L138 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-11-19 10:11:29,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 10:11:29,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 10:11:29,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 10:11:29,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 10:11:29,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,738 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,743 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-19 10:11:29,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 10:11:29,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 10:11:29,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 10:11:29,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 10:11:29,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (1/1) ... [2024-11-19 10:11:29,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:11:29,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:11:29,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 10:11:29,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 10:11:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure random [2024-11-19 10:11:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure random [2024-11-19 10:11:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure loop [2024-11-19 10:11:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure loop [2024-11-19 10:11:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 10:11:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 10:11:29,892 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 10:11:29,893 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 10:11:30,077 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-19 10:11:30,077 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 10:11:30,092 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 10:11:30,092 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 10:11:30,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:11:30 BoogieIcfgContainer [2024-11-19 10:11:30,092 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 10:11:30,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 10:11:30,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 10:11:30,101 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 10:11:30,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:11:29" (1/3) ... [2024-11-19 10:11:30,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6305eb6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:11:30, skipping insertion in model container [2024-11-19 10:11:30,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:11:29" (2/3) ... [2024-11-19 10:11:30,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6305eb6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:11:30, skipping insertion in model container [2024-11-19 10:11:30,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:11:30" (3/3) ... [2024-11-19 10:11:30,106 INFO L112 eAbstractionObserver]: Analyzing ICFG Et2_true.c [2024-11-19 10:11:30,123 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 10:11:30,123 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-11-19 10:11:30,165 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 10:11:30,170 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;@749fc982, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 10:11:30,170 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-11-19 10:11:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 25 states have (on average 1.48) internal successors, (37), 35 states have internal predecessors, (37), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-19 10:11:30,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-19 10:11:30,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:11:30,179 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-19 10:11:30,180 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting randomErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [randomErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, randomErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, loopErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-19 10:11:30,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:11:30,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2013961070, now seen corresponding path program 1 times [2024-11-19 10:11:30,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:11:30,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664228642] [2024-11-19 10:11:30,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:11:30,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:11:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:11:30,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:11:30,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:11:30,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664228642] [2024-11-19 10:11:30,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664228642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:11:30,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:11:30,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:11:30,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334347379] [2024-11-19 10:11:30,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:11:30,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:11:30,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:11:30,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:11:30,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:11:30,335 INFO L87 Difference]: Start difference. First operand has 43 states, 25 states have (on average 1.48) internal successors, (37), 35 states have internal predecessors, (37), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:11:30,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:11:30,372 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2024-11-19 10:11:30,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:11:30,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-11-19 10:11:30,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:11:30,380 INFO L225 Difference]: With dead ends: 43 [2024-11-19 10:11:30,381 INFO L226 Difference]: Without dead ends: 35 [2024-11-19 10:11:30,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:11:30,386 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 1 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:11:30,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 81 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:11:30,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2024-11-19 10:11:30,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-19 10:11:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 20 states have (on average 1.5) internal successors, (30), 29 states have internal predecessors, (30), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-19 10:11:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions. [2024-11-19 10:11:30,414 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 6 [2024-11-19 10:11:30,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:11:30,414 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 38 transitions. [2024-11-19 10:11:30,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:11:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2024-11-19 10:11:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-19 10:11:30,415 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:11:30,415 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:11:30,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 10:11:30,416 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting randomErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [randomErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, randomErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, loopErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-19 10:11:30,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:11:30,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1991716233, now seen corresponding path program 1 times [2024-11-19 10:11:30,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:11:30,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546032212] [2024-11-19 10:11:30,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:11:30,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:11:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 10:11:30,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 10:11:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 10:11:30,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 10:11:30,440 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 10:11:30,441 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location randomErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2024-11-19 10:11:30,443 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location randomErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2024-11-19 10:11:30,444 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2024-11-19 10:11:30,444 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2024-11-19 10:11:30,445 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2024-11-19 10:11:30,445 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2024-11-19 10:11:30,445 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2024-11-19 10:11:30,445 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2024-11-19 10:11:30,446 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2024-11-19 10:11:30,446 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location loopErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2024-11-19 10:11:30,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 10:11:30,450 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-19 10:11:30,465 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 10:11:30,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:11:30 BoogieIcfgContainer [2024-11-19 10:11:30,470 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 10:11:30,471 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 10:11:30,471 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 10:11:30,471 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 10:11:30,472 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:11:30" (3/4) ... [2024-11-19 10:11:30,473 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-19 10:11:30,511 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 10:11:30,515 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 10:11:30,516 INFO L158 Benchmark]: Toolchain (without parser) took 1043.92ms. Allocated memory is still 195.0MB. Free memory was 123.5MB in the beginning and 135.3MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:11:30,516 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 195.0MB. Free memory is still 150.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:11:30,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.44ms. Allocated memory is still 195.0MB. Free memory was 123.5MB in the beginning and 111.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-19 10:11:30,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.04ms. Allocated memory is still 195.0MB. Free memory was 111.8MB in the beginning and 110.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 10:11:30,517 INFO L158 Benchmark]: Boogie Preprocessor took 28.64ms. Allocated memory is still 195.0MB. Free memory was 110.3MB in the beginning and 109.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:11:30,517 INFO L158 Benchmark]: RCFGBuilder took 334.74ms. Allocated memory is still 195.0MB. Free memory was 108.9MB in the beginning and 162.7MB in the end (delta: -53.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-19 10:11:30,518 INFO L158 Benchmark]: TraceAbstraction took 371.93ms. Allocated memory is still 195.0MB. Free memory was 161.6MB in the beginning and 136.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-19 10:11:30,518 INFO L158 Benchmark]: Witness Printer took 44.40ms. Allocated memory is still 195.0MB. Free memory was 136.4MB in the beginning and 135.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:11:30,524 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 195.0MB. Free memory is still 150.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.44ms. Allocated memory is still 195.0MB. Free memory was 123.5MB in the beginning and 111.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.04ms. Allocated memory is still 195.0MB. Free memory was 111.8MB in the beginning and 110.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.64ms. Allocated memory is still 195.0MB. Free memory was 110.3MB in the beginning and 109.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 334.74ms. Allocated memory is still 195.0MB. Free memory was 108.9MB in the beginning and 162.7MB in the end (delta: -53.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * TraceAbstraction took 371.93ms. Allocated memory is still 195.0MB. Free memory was 161.6MB in the beginning and 136.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 44.40ms. Allocated memory is still 195.0MB. Free memory was 136.4MB in the beginning and 135.3MB in the end (delta: 1.1MB). There was no memory consumed. 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 - CounterExampleResult [Line: 33]: integer overflow possible integer overflow possible We found a FailurePath: [L23] int x = __VERIFIER_nondet_int(); [L24] int y = __VERIFIER_nondet_int(); [L25] int z = __VERIFIER_nondet_int(); [L26] CALL random() [L31] int x = __VERIFIER_nondet_int(); [L32] COND TRUE x < 0 VAL [x=-2147483648] [L33] -x - UnprovableResult [Line: 33]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 43 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 81 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 41 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate proved your program to be incorrect! [2024-11-19 10:11:30,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)