./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/CWE191_Integer_Underflow__int_min_multiply_21_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_21_bad.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 674cb149f287377c7f66e5c4b6c52f643b741e339fa3a007c8d7b05a9acc5ce2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:14:34,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:14:34,507 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 23:14:34,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:14:34,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:14:34,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:14:34,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:14:34,545 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:14:34,546 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:14:34,547 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:14:34,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:14:34,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:14:34,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:14:34,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:14:34,549 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:14:34,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:14:34,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:14:34,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:14:34,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:14:34,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:14:34,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:14:34,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:14:34,558 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:14:34,558 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:14:34,558 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:14:34,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:14:34,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:14:34,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:14:34,559 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:14:34,559 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:14:34,559 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:14:34,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:14:34,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:14:34,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:14:34,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:14:34,560 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:14:34,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:14:34,561 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:14:34,561 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:14:34,564 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:14:34,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:14:34,564 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 674cb149f287377c7f66e5c4b6c52f643b741e339fa3a007c8d7b05a9acc5ce2 [2024-10-11 23:14:34,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:14:34,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:14:34,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:14:34,845 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:14:34,846 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:14:34,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_21_bad.i [2024-10-11 23:14:36,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:14:36,734 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:14:36,735 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_21_bad.i [2024-10-11 23:14:36,761 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/9373438e8/245f6e72bfc24740861b2d8f3a8d2a6d/FLAG0a9c147dd [2024-10-11 23:14:36,775 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/9373438e8/245f6e72bfc24740861b2d8f3a8d2a6d [2024-10-11 23:14:36,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:14:36,779 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:14:36,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:14:36,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:14:36,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:14:36,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:14:36" (1/1) ... [2024-10-11 23:14:36,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f2a0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:36, skipping insertion in model container [2024-10-11 23:14:36,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:14:36" (1/1) ... [2024-10-11 23:14:36,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:14:37,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:14:37,538 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:14:37,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:14:37,706 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:14:37,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37 WrapperNode [2024-10-11 23:14:37,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:14:37,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:14:37,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:14:37,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:14:37,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,772 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-10-11 23:14:37,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:14:37,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:14:37,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:14:37,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:14:37,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,784 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,794 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 23:14:37,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,804 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:14:37,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:14:37,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:14:37,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:14:37,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (1/1) ... [2024-10-11 23:14:37,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:14:37,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:14:37,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 23:14:37,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 23:14:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 23:14:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 23:14:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:14:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:14:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:14:38,020 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:14:38,022 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:14:38,119 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-11 23:14:38,119 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:14:38,156 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:14:38,156 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 23:14:38,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:14:38 BoogieIcfgContainer [2024-10-11 23:14:38,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:14:38,162 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:14:38,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:14:38,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:14:38,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:14:36" (1/3) ... [2024-10-11 23:14:38,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63ff41a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:14:38, skipping insertion in model container [2024-10-11 23:14:38,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:37" (2/3) ... [2024-10-11 23:14:38,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63ff41a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:14:38, skipping insertion in model container [2024-10-11 23:14:38,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:14:38" (3/3) ... [2024-10-11 23:14:38,170 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_multiply_21_bad.i [2024-10-11 23:14:38,187 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:14:38,188 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 23:14:38,254 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 23:14:38,262 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;@60324fdb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 23:14:38,262 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 23:14:38,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 13 states have internal predecessors, (16), 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) [2024-10-11 23:14:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-11 23:14:38,274 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:14:38,274 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:14:38,275 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-11 23:14:38,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:14:38,282 INFO L85 PathProgramCache]: Analyzing trace with hash -724629884, now seen corresponding path program 1 times [2024-10-11 23:14:38,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:14:38,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726071288] [2024-10-11 23:14:38,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:14:38,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:14:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 23:14:38,423 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 23:14:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 23:14:38,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 23:14:38,462 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 23:14:38,463 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-11 23:14:38,465 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-11 23:14:38,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 23:14:38,471 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-11 23:14:38,493 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 23:14:38,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 11:14:38 BoogieIcfgContainer [2024-10-11 23:14:38,496 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 23:14:38,496 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 23:14:38,496 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 23:14:38,497 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 23:14:38,497 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:14:38" (3/4) ... [2024-10-11 23:14:38,499 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 23:14:38,500 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 23:14:38,501 INFO L158 Benchmark]: Toolchain (without parser) took 1721.99ms. Allocated memory is still 148.9MB. Free memory was 119.8MB in the beginning and 92.1MB in the end (delta: 27.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,501 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:14:38,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 926.92ms. Allocated memory is still 148.9MB. Free memory was 119.4MB in the beginning and 54.9MB in the end (delta: 64.5MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.05ms. Allocated memory is still 148.9MB. Free memory was 54.9MB in the beginning and 52.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,502 INFO L158 Benchmark]: Boogie Preprocessor took 36.12ms. Allocated memory is still 148.9MB. Free memory was 52.3MB in the beginning and 50.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,503 INFO L158 Benchmark]: RCFGBuilder took 347.09ms. Allocated memory is still 148.9MB. Free memory was 50.2MB in the beginning and 108.9MB in the end (delta: -58.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,503 INFO L158 Benchmark]: TraceAbstraction took 333.27ms. Allocated memory is still 148.9MB. Free memory was 108.1MB in the beginning and 92.6MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,504 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 148.9MB. Free memory was 92.1MB in the beginning and 92.1MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:14:38,507 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 109.1MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 926.92ms. Allocated memory is still 148.9MB. Free memory was 119.4MB in the beginning and 54.9MB in the end (delta: 64.5MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.05ms. Allocated memory is still 148.9MB. Free memory was 54.9MB in the beginning and 52.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.12ms. Allocated memory is still 148.9MB. Free memory was 52.3MB in the beginning and 50.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.09ms. Allocated memory is still 148.9MB. Free memory was 50.2MB in the beginning and 108.9MB in the end (delta: -58.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 333.27ms. Allocated memory is still 148.9MB. Free memory was 108.1MB in the beginning and 92.6MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 148.9MB. Free memory was 92.1MB in the beginning and 92.1MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. 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: 1555]: 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); [L1548] static int badStatic = 0; [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=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, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_21_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] badStatic = 1 [L1566] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1555]: 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-10-11 23:14:38,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_21_bad.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 674cb149f287377c7f66e5c4b6c52f643b741e339fa3a007c8d7b05a9acc5ce2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:14:40,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:14:40,750 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-11 23:14:40,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:14:40,758 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:14:40,758 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-11 23:14:40,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:14:40,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:14:40,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:14:40,785 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:14:40,785 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:14:40,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:14:40,786 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:14:40,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:14:40,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:14:40,787 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:14:40,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:14:40,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:14:40,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:14:40,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:14:40,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:14:40,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:14:40,790 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 23:14:40,790 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 23:14:40,790 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:14:40,790 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:14:40,790 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 23:14:40,790 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:14:40,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:14:40,791 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:14:40,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:14:40,791 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:14:40,791 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:14:40,792 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:14:40,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:14:40,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:14:40,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:14:40,802 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:14:40,802 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 23:14:40,802 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 23:14:40,802 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:14:40,803 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:14:40,803 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:14:40,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:14:40,803 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 23:14:40,804 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 674cb149f287377c7f66e5c4b6c52f643b741e339fa3a007c8d7b05a9acc5ce2 [2024-10-11 23:14:41,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:14:41,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:14:41,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:14:41,156 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:14:41,157 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:14:41,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_21_bad.i [2024-10-11 23:14:42,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:14:43,092 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:14:43,094 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_21_bad.i [2024-10-11 23:14:43,116 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5c1fb9f1b/94d7b9f6c6904007850f98fe003cf719/FLAG2d9ffc558 [2024-10-11 23:14:43,128 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5c1fb9f1b/94d7b9f6c6904007850f98fe003cf719 [2024-10-11 23:14:43,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:14:43,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:14:43,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:14:43,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:14:43,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:14:43,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:14:43" (1/1) ... [2024-10-11 23:14:43,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7250ee8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:43, skipping insertion in model container [2024-10-11 23:14:43,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:14:43" (1/1) ... [2024-10-11 23:14:43,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:14:44,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:14:44,030 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:14:44,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:14:44,285 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:14:44,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44 WrapperNode [2024-10-11 23:14:44,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:14:44,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:14:44,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:14:44,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:14:44,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,349 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-10-11 23:14:44,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:14:44,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:14:44,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:14:44,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:14:44,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,367 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,387 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 23:14:44,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:14:44,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:14:44,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:14:44,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:14:44,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (1/1) ... [2024-10-11 23:14:44,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:14:44,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:14:44,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 23:14:44,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 23:14:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 23:14:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 23:14:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:14:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:14:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:14:44,623 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:14:44,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:14:44,759 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-11 23:14:44,759 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:14:44,790 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:14:44,790 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 23:14:44,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:14:44 BoogieIcfgContainer [2024-10-11 23:14:44,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:14:44,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:14:44,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:14:44,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:14:44,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:14:43" (1/3) ... [2024-10-11 23:14:44,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792cac7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:14:44, skipping insertion in model container [2024-10-11 23:14:44,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:14:44" (2/3) ... [2024-10-11 23:14:44,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792cac7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:14:44, skipping insertion in model container [2024-10-11 23:14:44,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:14:44" (3/3) ... [2024-10-11 23:14:44,799 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_multiply_21_bad.i [2024-10-11 23:14:44,813 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:14:44,814 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 23:14:44,862 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 23:14:44,867 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;@3657e638, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 23:14:44,867 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 23:14:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 13 states have internal predecessors, (16), 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) [2024-10-11 23:14:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-11 23:14:44,875 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:14:44,875 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:14:44,876 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-11 23:14:44,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:14:44,880 INFO L85 PathProgramCache]: Analyzing trace with hash -724629884, now seen corresponding path program 1 times [2024-10-11 23:14:44,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 23:14:44,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [554451166] [2024-10-11 23:14:44,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:14:44,894 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 [2024-10-11 23:14:44,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 23:14:44,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 23:14:44,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 23:14:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 23:14:45,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 23:14:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 23:14:45,058 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-11 23:14:45,060 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 23:14:45,062 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-11 23:14:45,064 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-11 23:14:45,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Ended with exit code 0 [2024-10-11 23:14:45,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 23:14:45,268 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-11 23:14:45,300 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 23:14:45,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 11:14:45 BoogieIcfgContainer [2024-10-11 23:14:45,305 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 23:14:45,305 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 23:14:45,305 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 23:14:45,306 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 23:14:45,307 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:14:44" (3/4) ... [2024-10-11 23:14:45,309 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 23:14:45,310 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 23:14:45,312 INFO L158 Benchmark]: Toolchain (without parser) took 2179.73ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.7MB in the beginning and 51.8MB in the end (delta: -6.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2024-10-11 23:14:45,313 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory is still 29.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:14:45,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1156.50ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.5MB in the beginning and 45.0MB in the end (delta: 549.1kB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-10-11 23:14:45,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.95ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 42.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 23:14:45,314 INFO L158 Benchmark]: Boogie Preprocessor took 50.72ms. Allocated memory is still 81.8MB. Free memory was 42.0MB in the beginning and 39.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:14:45,315 INFO L158 Benchmark]: RCFGBuilder took 389.11ms. Allocated memory is still 81.8MB. Free memory was 39.5MB in the beginning and 46.0MB in the end (delta: -6.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-10-11 23:14:45,315 INFO L158 Benchmark]: TraceAbstraction took 511.85ms. Allocated memory is still 81.8MB. Free memory was 45.1MB in the beginning and 52.2MB in the end (delta: -7.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-11 23:14:45,315 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 81.8MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:14:45,321 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 54.5MB. Free memory is still 29.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1156.50ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.5MB in the beginning and 45.0MB in the end (delta: 549.1kB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.95ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 42.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.72ms. Allocated memory is still 81.8MB. Free memory was 42.0MB in the beginning and 39.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 389.11ms. Allocated memory is still 81.8MB. Free memory was 39.5MB in the beginning and 46.0MB in the end (delta: -6.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * TraceAbstraction took 511.85ms. Allocated memory is still 81.8MB. Free memory was 45.1MB in the beginning and 52.2MB in the end (delta: -7.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 81.8MB. Free memory is still 51.8MB. 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: 1555]: 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); [L1548] static int badStatic = 0; [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=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, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_21_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] badStatic = 1 [L1566] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1555]: 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-10-11 23:14:45,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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