./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i -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 42aa70884e1efef4b9c3adf816efc1756d420250f458191ff5ceb58b5733832b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 21:57:52,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 21:57:52,651 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-24 21:57:52,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 21:57:52,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 21:57:52,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 21:57:52,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 21:57:52,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 21:57:52,686 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 21:57:52,686 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 21:57:52,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 21:57:52,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 21:57:52,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 21:57:52,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 21:57:52,689 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 21:57:52,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 21:57:52,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 21:57:52,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 21:57:52,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 21:57:52,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 21:57:52,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 21:57:52,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 21:57:52,695 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 21:57:52,695 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 21:57:52,695 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 21:57:52,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 21:57:52,696 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 21:57:52,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 21:57:52,696 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 21:57:52,696 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 21:57:52,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 21:57:52,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 21:57:52,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 21:57:52,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 21:57:52,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 21:57:52,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 21:57:52,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 21:57:52,698 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 21:57:52,698 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 21:57:52,698 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 21:57:52,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 21:57:52,700 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42aa70884e1efef4b9c3adf816efc1756d420250f458191ff5ceb58b5733832b [2024-10-24 21:57:52,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 21:57:52,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 21:57:52,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 21:57:52,892 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 21:57:52,893 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 21:57:52,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i [2024-10-24 21:57:54,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 21:57:54,523 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 21:57:54,524 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i [2024-10-24 21:57:54,548 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2c12f169/aa6a8b035b604360a45d084029162c4a/FLAGb7fbd742a [2024-10-24 21:57:54,564 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2c12f169/aa6a8b035b604360a45d084029162c4a [2024-10-24 21:57:54,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 21:57:54,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 21:57:54,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 21:57:54,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 21:57:54,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 21:57:54,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:57:54" (1/1) ... [2024-10-24 21:57:54,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a3ea277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:54, skipping insertion in model container [2024-10-24 21:57:54,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:57:54" (1/1) ... [2024-10-24 21:57:54,651 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 21:57:55,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 21:57:55,231 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 21:57:55,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 21:57:55,353 INFO L204 MainTranslator]: Completed translation [2024-10-24 21:57:55,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55 WrapperNode [2024-10-24 21:57:55,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 21:57:55,354 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 21:57:55,354 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 21:57:55,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 21:57:55,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,408 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-10-24 21:57:55,409 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 21:57:55,409 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 21:57:55,409 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 21:57:55,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 21:57:55,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,422 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,438 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-10-24 21:57:55,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,447 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,449 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 21:57:55,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 21:57:55,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 21:57:55,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 21:57:55,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (1/1) ... [2024-10-24 21:57:55,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 21:57:55,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 21:57:55,480 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) [2024-10-24 21:57:55,483 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 [2024-10-24 21:57:55,513 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-24 21:57:55,514 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-24 21:57:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 21:57:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 21:57:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 21:57:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 21:57:55,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 21:57:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 21:57:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 21:57:55,614 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 21:57:55,616 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 21:57:55,681 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-10-24 21:57:55,681 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 21:57:55,710 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 21:57:55,710 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 21:57:55,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:57:55 BoogieIcfgContainer [2024-10-24 21:57:55,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 21:57:55,714 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 21:57:55,714 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 21:57:55,716 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 21:57:55,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:57:54" (1/3) ... [2024-10-24 21:57:55,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7deff903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:57:55, skipping insertion in model container [2024-10-24 21:57:55,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:55" (2/3) ... [2024-10-24 21:57:55,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7deff903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:57:55, skipping insertion in model container [2024-10-24 21:57:55,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:57:55" (3/3) ... [2024-10-24 21:57:55,719 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_34_bad.i [2024-10-24 21:57:55,731 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 21:57:55,731 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-24 21:57:55,789 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 21:57:55,801 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;@26aae409, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 21:57:55,801 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-24 21:57:55,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 21:57:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-24 21:57:55,813 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 21:57:55,814 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 21:57:55,815 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-24 21:57:55,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 21:57:55,819 INFO L85 PathProgramCache]: Analyzing trace with hash 540512693, now seen corresponding path program 1 times [2024-10-24 21:57:55,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 21:57:55,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215803078] [2024-10-24 21:57:55,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 21:57:55,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 21:57:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 21:57:56,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 21:57:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 21:57:56,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 21:57:56,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 21:57:56,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215803078] [2024-10-24 21:57:56,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215803078] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 21:57:56,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 21:57:56,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 21:57:56,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396087619] [2024-10-24 21:57:56,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 21:57:56,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 21:57:56,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 21:57:56,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 21:57:56,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 21:57:56,275 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 21:57:56,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 21:57:56,315 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-10-24 21:57:56,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 21:57:56,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2024-10-24 21:57:56,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 21:57:56,326 INFO L225 Difference]: With dead ends: 18 [2024-10-24 21:57:56,330 INFO L226 Difference]: Without dead ends: 10 [2024-10-24 21:57:56,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 21:57:56,339 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 1 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 21:57:56,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 13 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 21:57:56,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-24 21:57:56,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-24 21:57:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 21:57:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-24 21:57:56,396 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-24 21:57:56,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 21:57:56,396 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-24 21:57:56,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 21:57:56,396 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-24 21:57:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 21:57:56,396 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 21:57:56,397 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 21:57:56,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 21:57:56,397 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-24 21:57:56,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 21:57:56,397 INFO L85 PathProgramCache]: Analyzing trace with hash -423975655, now seen corresponding path program 1 times [2024-10-24 21:57:56,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 21:57:56,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503671131] [2024-10-24 21:57:56,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 21:57:56,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 21:57:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 21:57:56,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 21:57:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 21:57:56,470 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 21:57:56,471 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 21:57:56,472 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-24 21:57:56,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-24 21:57:56,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 21:57:56,480 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-24 21:57:56,505 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 21:57:56,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:57:56 BoogieIcfgContainer [2024-10-24 21:57:56,508 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 21:57:56,508 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 21:57:56,508 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 21:57:56,508 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 21:57:56,509 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:57:55" (3/4) ... [2024-10-24 21:57:56,510 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 21:57:56,511 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 21:57:56,511 INFO L158 Benchmark]: Toolchain (without parser) took 1942.91ms. Allocated memory is still 163.6MB. Free memory was 91.4MB in the beginning and 100.2MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 21:57:56,512 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 163.6MB. Free memory is still 122.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 21:57:56,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.94ms. Allocated memory is still 163.6MB. Free memory was 91.0MB in the beginning and 75.0MB in the end (delta: 16.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-10-24 21:57:56,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.69ms. Allocated memory is still 163.6MB. Free memory was 75.0MB in the beginning and 72.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 21:57:56,513 INFO L158 Benchmark]: Boogie Preprocessor took 41.13ms. Allocated memory is still 163.6MB. Free memory was 72.2MB in the beginning and 70.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 21:57:56,513 INFO L158 Benchmark]: RCFGBuilder took 259.80ms. Allocated memory is still 163.6MB. Free memory was 70.1MB in the beginning and 56.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-24 21:57:56,513 INFO L158 Benchmark]: TraceAbstraction took 793.78ms. Allocated memory is still 163.6MB. Free memory was 55.4MB in the beginning and 101.3MB in the end (delta: -45.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 21:57:56,514 INFO L158 Benchmark]: Witness Printer took 2.88ms. Allocated memory is still 163.6MB. Free memory was 101.3MB in the beginning and 100.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 21:57:56,515 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 163.6MB. Free memory is still 122.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.94ms. Allocated memory is still 163.6MB. Free memory was 91.0MB in the beginning and 75.0MB in the end (delta: 16.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.69ms. Allocated memory is still 163.6MB. Free memory was 75.0MB in the beginning and 72.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.13ms. Allocated memory is still 163.6MB. Free memory was 72.2MB in the beginning and 70.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 259.80ms. Allocated memory is still 163.6MB. Free memory was 70.1MB in the beginning and 56.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 793.78ms. Allocated memory is still 163.6MB. Free memory was 55.4MB in the beginning and 101.3MB in the end (delta: -45.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.88ms. Allocated memory is still 163.6MB. Free memory was 101.3MB in the beginning and 100.2MB 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 - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_max_add_34_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_max_add_34_unionType myUnion; [L1557] data = 0 [L1558] data = 0x7fffffff [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1563]: 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 7 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred 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, 0.3s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 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 could not prove your program: unable to determine feasibility of some traces [2024-10-24 21:57:56,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.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 42aa70884e1efef4b9c3adf816efc1756d420250f458191ff5ceb58b5733832b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 21:57:58,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 21:57:58,812 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-24 21:57:58,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 21:57:58,818 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 21:57:58,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-24 21:57:58,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 21:57:58,847 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 21:57:58,847 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 21:57:58,848 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 21:57:58,848 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 21:57:58,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 21:57:58,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 21:57:58,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 21:57:58,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 21:57:58,851 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 21:57:58,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 21:57:58,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 21:57:58,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 21:57:58,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 21:57:58,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 21:57:58,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 21:57:58,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 21:57:58,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 21:57:58,855 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 21:57:58,855 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 21:57:58,856 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 21:57:58,856 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 21:57:58,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 21:57:58,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 21:57:58,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 21:57:58,857 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 21:57:58,857 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 21:57:58,857 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 21:57:58,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 21:57:58,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 21:57:58,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 21:57:58,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 21:57:58,858 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 21:57:58,858 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 21:57:58,858 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 21:57:58,859 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 21:57:58,859 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 21:57:58,859 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 21:57:58,860 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 21:57:58,860 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42aa70884e1efef4b9c3adf816efc1756d420250f458191ff5ceb58b5733832b [2024-10-24 21:57:59,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 21:57:59,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 21:57:59,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 21:57:59,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 21:57:59,181 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 21:57:59,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i [2024-10-24 21:58:00,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 21:58:00,841 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 21:58:00,843 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_34_bad.i [2024-10-24 21:58:00,864 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7cfad371/161b11b54f6942a494484febe9d2dfff/FLAG7fd5e6de3 [2024-10-24 21:58:00,876 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7cfad371/161b11b54f6942a494484febe9d2dfff [2024-10-24 21:58:00,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 21:58:00,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 21:58:00,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 21:58:00,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 21:58:00,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 21:58:00,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:58:00" (1/1) ... [2024-10-24 21:58:00,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@251d392f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:00, skipping insertion in model container [2024-10-24 21:58:00,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:58:00" (1/1) ... [2024-10-24 21:58:00,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 21:58:01,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 21:58:01,561 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 21:58:01,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 21:58:01,716 INFO L204 MainTranslator]: Completed translation [2024-10-24 21:58:01,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01 WrapperNode [2024-10-24 21:58:01,717 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 21:58:01,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 21:58:01,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 21:58:01,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 21:58:01,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,760 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-10-24 21:58:01,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 21:58:01,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 21:58:01,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 21:58:01,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 21:58:01,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,773 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,785 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-10-24 21:58:01,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 21:58:01,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 21:58:01,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 21:58:01,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 21:58:01,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (1/1) ... [2024-10-24 21:58:01,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 21:58:01,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 21:58:01,860 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) [2024-10-24 21:58:01,873 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 [2024-10-24 21:58:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-24 21:58:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-24 21:58:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 21:58:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 21:58:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 21:58:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 21:58:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-24 21:58:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 21:58:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-24 21:58:02,137 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 21:58:02,140 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 21:58:02,241 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-24 21:58:02,242 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 21:58:02,282 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 21:58:02,284 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 21:58:02,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:58:02 BoogieIcfgContainer [2024-10-24 21:58:02,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 21:58:02,286 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 21:58:02,286 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 21:58:02,295 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 21:58:02,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:58:00" (1/3) ... [2024-10-24 21:58:02,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2da50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:58:02, skipping insertion in model container [2024-10-24 21:58:02,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:58:01" (2/3) ... [2024-10-24 21:58:02,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2da50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:58:02, skipping insertion in model container [2024-10-24 21:58:02,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:58:02" (3/3) ... [2024-10-24 21:58:02,297 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_34_bad.i [2024-10-24 21:58:02,326 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 21:58:02,327 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-24 21:58:02,419 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 21:58:02,432 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;@21c8323d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 21:58:02,432 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-24 21:58:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 21:58:02,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-24 21:58:02,448 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 21:58:02,448 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 21:58:02,449 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-24 21:58:02,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 21:58:02,457 INFO L85 PathProgramCache]: Analyzing trace with hash 540512693, now seen corresponding path program 1 times [2024-10-24 21:58:02,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 21:58:02,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1790067126] [2024-10-24 21:58:02,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 21:58:02,479 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 21:58:02,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 21:58:02,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 21:58:02,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 21:58:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 21:58:02,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 21:58:02,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 21:58:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 21:58:02,607 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 21:58:02,608 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 21:58:02,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1790067126] [2024-10-24 21:58:02,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1790067126] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 21:58:02,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 21:58:02,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-24 21:58:02,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827475878] [2024-10-24 21:58:02,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 21:58:02,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 21:58:02,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 21:58:02,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 21:58:02,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 21:58:02,632 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 21:58:02,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 21:58:02,651 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2024-10-24 21:58:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 21:58:02,654 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2024-10-24 21:58:02,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 21:58:02,658 INFO L225 Difference]: With dead ends: 14 [2024-10-24 21:58:02,658 INFO L226 Difference]: Without dead ends: 10 [2024-10-24 21:58:02,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 21:58:02,664 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 21:58:02,665 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 21:58:02,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-24 21:58:02,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-24 21:58:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 21:58:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-24 21:58:02,688 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-24 21:58:02,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 21:58:02,688 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-24 21:58:02,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 21:58:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-24 21:58:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 21:58:02,689 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 21:58:02,689 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 21:58:02,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-24 21:58:02,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 21:58:02,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-24 21:58:02,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 21:58:02,894 INFO L85 PathProgramCache]: Analyzing trace with hash -423975655, now seen corresponding path program 1 times [2024-10-24 21:58:02,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 21:58:02,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1420084656] [2024-10-24 21:58:02,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 21:58:02,895 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 21:58:02,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 21:58:02,899 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 21:58:02,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 21:58:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 21:58:02,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 21:58:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 21:58:03,010 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-24 21:58:03,012 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 21:58:03,013 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-24 21:58:03,015 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-24 21:58:03,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-10-24 21:58:03,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 21:58:03,219 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-24 21:58:03,232 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 21:58:03,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:58:03 BoogieIcfgContainer [2024-10-24 21:58:03,235 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 21:58:03,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 21:58:03,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 21:58:03,236 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 21:58:03,236 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:58:02" (3/4) ... [2024-10-24 21:58:03,238 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 21:58:03,239 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 21:58:03,239 INFO L158 Benchmark]: Toolchain (without parser) took 2360.01ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 56.3MB in the beginning and 49.5MB in the end (delta: 6.8MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2024-10-24 21:58:03,240 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 54.5MB. Free memory was 33.1MB in the beginning and 33.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 21:58:03,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.73ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 56.1MB in the beginning and 67.3MB in the end (delta: -11.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-10-24 21:58:03,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.63ms. Allocated memory is still 115.3MB. Free memory was 67.3MB in the beginning and 64.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 21:58:03,241 INFO L158 Benchmark]: Boogie Preprocessor took 51.63ms. Allocated memory is still 115.3MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 21:58:03,241 INFO L158 Benchmark]: RCFGBuilder took 470.66ms. Allocated memory is still 115.3MB. Free memory was 61.6MB in the beginning and 80.3MB in the end (delta: -18.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-10-24 21:58:03,241 INFO L158 Benchmark]: TraceAbstraction took 949.34ms. Allocated memory is still 115.3MB. Free memory was 79.5MB in the beginning and 49.5MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-24 21:58:03,242 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 115.3MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 21:58:03,243 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 54.5MB. Free memory was 33.1MB in the beginning and 33.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.73ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 56.1MB in the beginning and 67.3MB in the end (delta: -11.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.63ms. Allocated memory is still 115.3MB. Free memory was 67.3MB in the beginning and 64.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.63ms. Allocated memory is still 115.3MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.66ms. Allocated memory is still 115.3MB. Free memory was 61.6MB in the beginning and 80.3MB in the end (delta: -18.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * TraceAbstraction took 949.34ms. Allocated memory is still 115.3MB. Free memory was 79.5MB in the beginning and 49.5MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 115.3MB. Free memory is still 49.5MB. 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 - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_max_add_34_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_max_add_34_unionType myUnion; [L1557] data = 0 [L1558] data = 0x7fffffff [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1563]: 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 49 ConjunctsInSsa, 1 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 could not prove your program: unable to determine feasibility of some traces [2024-10-24 21:58:03,281 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 Result: UNKNOWN: Overapproximated counterexample