./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 023d838f 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/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_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 d76c5e2dc9ff3d30b4edfab95fcacbf807426c11032815685243326839072e7f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 20:39:08,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 20:39:08,668 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-10 20:39:08,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 20:39:08,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 20:39:08,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 20:39:08,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 20:39:08,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 20:39:08,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 20:39:08,728 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 20:39:08,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 20:39:08,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 20:39:08,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 20:39:08,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 20:39:08,730 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 20:39:08,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 20:39:08,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 20:39:08,730 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 20:39:08,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 20:39:08,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 20:39:08,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 20:39:08,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 20:39:08,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 20:39:08,733 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 20:39:08,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 20:39:08,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 20:39:08,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 20:39:08,734 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 20:39:08,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 20:39:08,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 20:39:08,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 20:39:08,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:39:08,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 20:39:08,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 20:39:08,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 20:39:08,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 20:39:08,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 20:39:08,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 20:39:08,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 20:39:08,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 20:39:08,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 20:39:08,737 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76c5e2dc9ff3d30b4edfab95fcacbf807426c11032815685243326839072e7f [2024-11-10 20:39:08,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 20:39:09,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 20:39:09,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 20:39:09,014 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 20:39:09,014 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 20:39:09,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i [2024-11-10 20:39:10,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 20:39:10,811 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 20:39:10,813 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i [2024-11-10 20:39:10,836 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63a167de/380b442f70e2454bac72c458fc4a5b5f/FLAG841aee3f5 [2024-11-10 20:39:10,851 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63a167de/380b442f70e2454bac72c458fc4a5b5f [2024-11-10 20:39:10,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 20:39:10,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 20:39:10,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 20:39:10,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 20:39:10,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 20:39:10,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:39:10" (1/1) ... [2024-11-10 20:39:10,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d278c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:10, skipping insertion in model container [2024-11-10 20:39:10,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:39:10" (1/1) ... [2024-11-10 20:39:10,922 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 20:39:11,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:39:11,570 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 20:39:11,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:39:11,755 INFO L204 MainTranslator]: Completed translation [2024-11-10 20:39:11,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11 WrapperNode [2024-11-10 20:39:11,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 20:39:11,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 20:39:11,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 20:39:11,757 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 20:39:11,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,825 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-10 20:39:11,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 20:39:11,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 20:39:11,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 20:39:11,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 20:39:11,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,841 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,860 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-10 20:39:11,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,868 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 20:39:11,881 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 20:39:11,881 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 20:39:11,881 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 20:39:11,882 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (1/1) ... [2024-11-10 20:39:11,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:39:11,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 20:39:11,918 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) [2024-11-10 20:39:11,924 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 [2024-11-10 20:39:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-10 20:39:11,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-10 20:39:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 20:39:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 20:39:11,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 20:39:12,129 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 20:39:12,132 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 20:39:12,232 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-10 20:39:12,232 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 20:39:12,243 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 20:39:12,244 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 20:39:12,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:39:12 BoogieIcfgContainer [2024-11-10 20:39:12,244 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 20:39:12,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 20:39:12,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 20:39:12,251 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 20:39:12,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:39:10" (1/3) ... [2024-11-10 20:39:12,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@739bb167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:39:12, skipping insertion in model container [2024-11-10 20:39:12,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:11" (2/3) ... [2024-11-10 20:39:12,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@739bb167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:39:12, skipping insertion in model container [2024-11-10 20:39:12,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:39:12" (3/3) ... [2024-11-10 20:39:12,254 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i [2024-11-10 20:39:12,271 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 20:39:12,271 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-10 20:39:12,328 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 20:39:12,334 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;@4048931b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 20:39:12,334 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-10 20:39:12,338 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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) [2024-11-10 20:39:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 20:39:12,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:39:12,345 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:39:12,345 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:39:12,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:39:12,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1180179906, now seen corresponding path program 1 times [2024-11-10 20:39:12,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 20:39:12,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181678703] [2024-11-10 20:39:12,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:39:12,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 20:39:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:39:12,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 20:39:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:39:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 20:39:12,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 20:39:12,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181678703] [2024-11-10 20:39:12,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181678703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 20:39:12,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 20:39:12,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 20:39:12,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759731755] [2024-11-10 20:39:12,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 20:39:12,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 20:39:12,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 20:39:12,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 20:39:12,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:39:12,707 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-10 20:39:12,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 20:39:12,776 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2024-11-10 20:39:12,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 20:39:12,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 12 [2024-11-10 20:39:12,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 20:39:12,785 INFO L225 Difference]: With dead ends: 40 [2024-11-10 20:39:12,785 INFO L226 Difference]: Without dead ends: 14 [2024-11-10 20:39:12,788 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 [2024-11-10 20:39:12,793 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 2 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 20:39:12,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 35 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 20:39:12,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-10 20:39:12,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-10 20:39:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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) [2024-11-10 20:39:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-10 20:39:12,830 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2024-11-10 20:39:12,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 20:39:12,831 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-11-10 20:39:12,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-10 20:39:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-10 20:39:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-10 20:39:12,832 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:39:12,832 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:39:12,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 20:39:12,833 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:39:12,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:39:12,834 INFO L85 PathProgramCache]: Analyzing trace with hash 2069128559, now seen corresponding path program 1 times [2024-11-10 20:39:12,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 20:39:12,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234052002] [2024-11-10 20:39:12,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:39:12,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 20:39:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:39:12,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 20:39:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:39:12,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 20:39:12,931 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 20:39:12,933 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-10 20:39:12,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-10 20:39:12,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 20:39:12,939 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-10 20:39:12,966 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 20:39:12,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:39:12 BoogieIcfgContainer [2024-11-10 20:39:12,971 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 20:39:12,972 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 20:39:12,972 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 20:39:12,972 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 20:39:12,973 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:39:12" (3/4) ... [2024-11-10 20:39:12,975 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 20:39:12,976 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 20:39:12,977 INFO L158 Benchmark]: Toolchain (without parser) took 2121.38ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 124.7MB in the end (delta: -27.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:39:12,978 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:39:12,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.26ms. Allocated memory is still 167.8MB. Free memory was 97.0MB in the beginning and 80.8MB in the end (delta: 16.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-10 20:39:12,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.57ms. Allocated memory is still 167.8MB. Free memory was 80.8MB in the beginning and 77.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 20:39:12,982 INFO L158 Benchmark]: Boogie Preprocessor took 53.42ms. Allocated memory is still 167.8MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 20:39:12,982 INFO L158 Benchmark]: IcfgBuilder took 363.67ms. Allocated memory is still 167.8MB. Free memory was 75.9MB in the beginning and 62.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-10 20:39:12,982 INFO L158 Benchmark]: TraceAbstraction took 723.81ms. Allocated memory is still 167.8MB. Free memory was 62.0MB in the beginning and 124.7MB in the end (delta: -62.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:39:12,983 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 167.8MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:39:12,988 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.26ms. Allocated memory is still 167.8MB. Free memory was 97.0MB in the beginning and 80.8MB in the end (delta: 16.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.57ms. Allocated memory is still 167.8MB. Free memory was 80.8MB in the beginning and 77.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.42ms. Allocated memory is still 167.8MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 363.67ms. Allocated memory is still 167.8MB. Free memory was 75.9MB in the beginning and 62.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 723.81ms. Allocated memory is still 167.8MB. Free memory was 62.0MB in the beginning and 124.7MB in the end (delta: -62.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 167.8MB. Free memory is still 124.7MB. 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: 1560]: 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 1568. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_multiply_03_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE 5==5 [L1556] COND TRUE 5==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 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: 1560]: 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 10 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=23occurred 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, 0.2s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 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 [2024-11-10 20:39:13,018 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_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 d76c5e2dc9ff3d30b4edfab95fcacbf807426c11032815685243326839072e7f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 20:39:15,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 20:39:15,303 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-10 20:39:15,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 20:39:15,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 20:39:15,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-10 20:39:15,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 20:39:15,349 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 20:39:15,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 20:39:15,350 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 20:39:15,350 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 20:39:15,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 20:39:15,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 20:39:15,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 20:39:15,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 20:39:15,351 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 20:39:15,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 20:39:15,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 20:39:15,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 20:39:15,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 20:39:15,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 20:39:15,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 20:39:15,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 20:39:15,355 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 20:39:15,356 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 20:39:15,356 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 20:39:15,356 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 20:39:15,356 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 20:39:15,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 20:39:15,357 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 20:39:15,357 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 20:39:15,358 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 20:39:15,358 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 20:39:15,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 20:39:15,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:39:15,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 20:39:15,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 20:39:15,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 20:39:15,360 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 20:39:15,360 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 20:39:15,361 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 20:39:15,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 20:39:15,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 20:39:15,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 20:39:15,366 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76c5e2dc9ff3d30b4edfab95fcacbf807426c11032815685243326839072e7f [2024-11-10 20:39:15,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 20:39:15,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 20:39:15,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 20:39:15,679 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 20:39:15,680 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 20:39:15,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i [2024-11-10 20:39:17,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 20:39:17,500 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 20:39:17,501 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i [2024-11-10 20:39:17,526 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e92d4222/9dfd1f454f944afd916ed7ef9d0c7466/FLAG3fcc5455a [2024-11-10 20:39:17,543 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e92d4222/9dfd1f454f944afd916ed7ef9d0c7466 [2024-11-10 20:39:17,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 20:39:17,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 20:39:17,547 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 20:39:17,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 20:39:17,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 20:39:17,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:39:17" (1/1) ... [2024-11-10 20:39:17,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7755f620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:17, skipping insertion in model container [2024-11-10 20:39:17,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:39:17" (1/1) ... [2024-11-10 20:39:17,610 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 20:39:18,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:39:18,368 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 20:39:18,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:39:18,565 INFO L204 MainTranslator]: Completed translation [2024-11-10 20:39:18,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18 WrapperNode [2024-11-10 20:39:18,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 20:39:18,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 20:39:18,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 20:39:18,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 20:39:18,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,632 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-10 20:39:18,633 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 20:39:18,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 20:39:18,634 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 20:39:18,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 20:39:18,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,649 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,672 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-10 20:39:18,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,683 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 20:39:18,705 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 20:39:18,705 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 20:39:18,705 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 20:39:18,706 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (1/1) ... [2024-11-10 20:39:18,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:39:18,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 20:39:18,745 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) [2024-11-10 20:39:18,747 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 [2024-11-10 20:39:18,784 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-10 20:39:18,784 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-10 20:39:18,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 20:39:18,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 20:39:18,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 20:39:18,960 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 20:39:18,962 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 20:39:19,083 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-10 20:39:19,083 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 20:39:19,095 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 20:39:19,095 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 20:39:19,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:39:19 BoogieIcfgContainer [2024-11-10 20:39:19,096 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 20:39:19,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 20:39:19,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 20:39:19,101 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 20:39:19,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:39:17" (1/3) ... [2024-11-10 20:39:19,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c43b234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:39:19, skipping insertion in model container [2024-11-10 20:39:19,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:39:18" (2/3) ... [2024-11-10 20:39:19,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c43b234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:39:19, skipping insertion in model container [2024-11-10 20:39:19,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:39:19" (3/3) ... [2024-11-10 20:39:19,106 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_multiply_03_bad.i [2024-11-10 20:39:19,123 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 20:39:19,123 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-10 20:39:19,189 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 20:39:19,197 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;@4d39c2fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 20:39:19,197 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-10 20:39:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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) [2024-11-10 20:39:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 20:39:19,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:39:19,210 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:39:19,211 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:39:19,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:39:19,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1180179906, now seen corresponding path program 1 times [2024-11-10 20:39:19,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 20:39:19,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704549752] [2024-11-10 20:39:19,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:39:19,251 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 [2024-11-10 20:39:19,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 20:39:19,254 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) [2024-11-10 20:39:19,255 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 [2024-11-10 20:39:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:39:19,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 20:39:19,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 20:39:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 20:39:19,405 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 20:39:19,406 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 20:39:19,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704549752] [2024-11-10 20:39:19,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1704549752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 20:39:19,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 20:39:19,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 20:39:19,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278259845] [2024-11-10 20:39:19,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 20:39:19,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 20:39:19,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 20:39:19,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 20:39:19,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:39:19,439 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-10 20:39:19,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 20:39:19,479 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2024-11-10 20:39:19,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 20:39:19,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 12 [2024-11-10 20:39:19,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 20:39:19,490 INFO L225 Difference]: With dead ends: 40 [2024-11-10 20:39:19,490 INFO L226 Difference]: Without dead ends: 14 [2024-11-10 20:39:19,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:39:19,499 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 2 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 20:39:19,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 35 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 20:39:19,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-10 20:39:19,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-10 20:39:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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) [2024-11-10 20:39:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-10 20:39:19,535 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2024-11-10 20:39:19,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 20:39:19,535 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-11-10 20:39:19,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-10 20:39:19,535 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-10 20:39:19,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-10 20:39:19,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:39:19,537 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:39:19,549 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 [2024-11-10 20:39:19,741 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 [2024-11-10 20:39:19,742 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:39:19,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:39:19,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2069128559, now seen corresponding path program 1 times [2024-11-10 20:39:19,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 20:39:19,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [272000465] [2024-11-10 20:39:19,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:39:19,746 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 [2024-11-10 20:39:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 20:39:19,763 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) [2024-11-10 20:39:19,814 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 [2024-11-10 20:39:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:39:19,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 20:39:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:39:19,934 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-10 20:39:19,935 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 20:39:19,936 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-10 20:39:19,938 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-10 20:39:19,944 INFO L552 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)] Ended with exit code 0 [2024-11-10 20:39:20,138 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 [2024-11-10 20:39:20,142 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-10 20:39:20,164 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 20:39:20,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:39:20 BoogieIcfgContainer [2024-11-10 20:39:20,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 20:39:20,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 20:39:20,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 20:39:20,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 20:39:20,170 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:39:19" (3/4) ... [2024-11-10 20:39:20,173 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 20:39:20,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 20:39:20,175 INFO L158 Benchmark]: Toolchain (without parser) took 2628.87ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.9MB in the beginning and 35.6MB in the end (delta: 13.3MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-11-10 20:39:20,176 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 44.0MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:39:20,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.84ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.7MB in the beginning and 35.5MB in the end (delta: 13.1MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-11-10 20:39:20,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.75ms. Allocated memory is still 86.0MB. Free memory was 35.5MB in the beginning and 57.3MB in the end (delta: -21.8MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2024-11-10 20:39:20,178 INFO L158 Benchmark]: Boogie Preprocessor took 70.30ms. Allocated memory is still 86.0MB. Free memory was 57.3MB in the beginning and 54.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 20:39:20,179 INFO L158 Benchmark]: IcfgBuilder took 391.26ms. Allocated memory is still 86.0MB. Free memory was 54.8MB in the beginning and 41.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-10 20:39:20,179 INFO L158 Benchmark]: TraceAbstraction took 1070.59ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 35.6MB in the end (delta: 5.2MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-10 20:39:20,179 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 86.0MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:39:20,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 44.0MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.84ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.7MB in the beginning and 35.5MB in the end (delta: 13.1MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.75ms. Allocated memory is still 86.0MB. Free memory was 35.5MB in the beginning and 57.3MB in the end (delta: -21.8MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.30ms. Allocated memory is still 86.0MB. Free memory was 57.3MB in the beginning and 54.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 391.26ms. Allocated memory is still 86.0MB. Free memory was 54.8MB in the beginning and 41.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1070.59ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 35.6MB in the end (delta: 5.2MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 86.0MB. Free memory is still 35.6MB. 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: 1560]: 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 1568. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_multiply_03_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE 5==5 [L1556] COND TRUE 5==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 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: 1560]: 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 ConjunctsInSsa, 2 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 [2024-11-10 20:39:20,222 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