./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eadc28822820f50c36ee6652ef62071b9afba3641b6d4d93b9e61d521c1cebde --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:44:11,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:44:11,237 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Default.epf [2024-11-14 03:44:11,245 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:44:11,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:44:11,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:44:11,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:44:11,278 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:44:11,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:44:11,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:44:11,279 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:44:11,279 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:44:11,279 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:44:11,279 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:44:11,279 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:44:11,280 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:44:11,280 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:44:11,280 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:44:11,280 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:44:11,281 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:44:11,281 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:44:11,281 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:44:11,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:44:11,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:44:11,282 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:44:11,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:44:11,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:44:11,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:44:11,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:44:11,283 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:44:11,283 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 03:44:11,283 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:44:11,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:44:11,284 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:44:11,284 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:44:11,284 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:44:11,284 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:44:11,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:11,285 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:44:11,285 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:44:11,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:44:11,285 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:44:11,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:44:11,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:44:11,286 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:44:11,286 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:44:11,286 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> eadc28822820f50c36ee6652ef62071b9afba3641b6d4d93b9e61d521c1cebde [2024-11-14 03:44:11,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:44:11,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:44:11,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:44:11,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:44:11,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:44:11,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i Unable to find full path for "g++" [2024-11-14 03:44:14,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:44:14,792 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:44:14,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i [2024-11-14 03:44:14,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data/6e8e0cef1/1bab2a15d42141d6905b557b4b9bae5d/FLAG29c940f1f [2024-11-14 03:44:14,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data/6e8e0cef1/1bab2a15d42141d6905b557b4b9bae5d [2024-11-14 03:44:14,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:44:14,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:44:14,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:14,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:44:14,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:44:14,879 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:14" (1/1) ... [2024-11-14 03:44:14,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f7331d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:14, skipping insertion in model container [2024-11-14 03:44:14,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:14" (1/1) ... [2024-11-14 03:44:14,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:44:16,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:16,141 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:44:16,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:16,440 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:44:16,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16 WrapperNode [2024-11-14 03:44:16,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:16,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:16,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:44:16,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:44:16,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,529 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-14 03:44:16,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:16,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:44:16,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:44:16,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:44:16,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:44:16,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:44:16,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:44:16,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:44:16,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (1/1) ... [2024-11-14 03:44:16,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:16,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:44:16,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:44:16,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:44:16,674 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-14 03:44:16,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-14 03:44:16,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:44:16,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:44:16,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:44:16,942 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:44:16,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:44:17,116 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-14 03:44:17,119 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:44:17,175 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:44:17,176 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 03:44:17,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:17 BoogieIcfgContainer [2024-11-14 03:44:17,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:44:17,179 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:44:17,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:44:17,185 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:44:17,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:44:14" (1/3) ... [2024-11-14 03:44:17,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b02e788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:17, skipping insertion in model container [2024-11-14 03:44:17,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:16" (2/3) ... [2024-11-14 03:44:17,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b02e788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:17, skipping insertion in model container [2024-11-14 03:44:17,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:17" (3/3) ... [2024-11-14 03:44:17,189 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_41_bad.i [2024-11-14 03:44:17,210 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:44:17,212 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_multiply_41_bad.i that has 2 procedures, 14 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 03:44:17,282 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:44:17,298 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=FINITE_AUTOMATA, 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;@2f0b77bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:44:17,298 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 03:44:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 03:44:17,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-14 03:44:17,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:17,312 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:17,313 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:44:17,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:17,318 INFO L85 PathProgramCache]: Analyzing trace with hash 2094633659, now seen corresponding path program 1 times [2024-11-14 03:44:17,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:44:17,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027231328] [2024-11-14 03:44:17,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:17,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:44:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:44:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:44:17,648 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:44:17,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027231328] [2024-11-14 03:44:17,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027231328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:44:17,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:44:17,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:44:17,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901699304] [2024-11-14 03:44:17,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:44:17,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:44:17,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:44:17,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:44:17,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:44:17,697 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-11-14 03:44:17,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:44:17,740 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2024-11-14 03:44:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:44:17,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 7 [2024-11-14 03:44:17,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:44:17,750 INFO L225 Difference]: With dead ends: 16 [2024-11-14 03:44:17,751 INFO L226 Difference]: Without dead ends: 9 [2024-11-14 03:44:17,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:44:17,758 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 1 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:44:17,758 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:44:17,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-14 03:44:17,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-14 03:44:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-14 03:44:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2024-11-14 03:44:17,797 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 7 [2024-11-14 03:44:17,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:44:17,798 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2024-11-14 03:44:17,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-14 03:44:17,798 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-14 03:44:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-14 03:44:17,799 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:17,799 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:17,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:44:17,800 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:44:17,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:17,800 INFO L85 PathProgramCache]: Analyzing trace with hash 509134038, now seen corresponding path program 1 times [2024-11-14 03:44:17,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:44:17,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971648015] [2024-11-14 03:44:17,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:17,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:44:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:44:17,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:44:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:44:17,893 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:44:17,893 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:44:17,895 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-14 03:44:17,897 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-14 03:44:17,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:44:17,902 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:44:17,929 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:44:17,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:44:17 BoogieIcfgContainer [2024-11-14 03:44:17,939 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:44:17,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:44:17,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:44:17,940 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:44:17,941 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:17" (3/4) ... [2024-11-14 03:44:17,945 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:44:17,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:44:17,948 INFO L158 Benchmark]: Toolchain (without parser) took 3078.95ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 62.6MB in the end (delta: 34.5MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-11-14 03:44:17,949 INFO L158 Benchmark]: CDTParser took 2.15ms. Allocated memory is still 167.8MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:17,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1570.19ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 36.5MB in the end (delta: 60.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-14 03:44:17,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.96ms. Allocated memory is still 142.6MB. Free memory was 36.5MB in the beginning and 33.9MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:44:17,950 INFO L158 Benchmark]: Boogie Preprocessor took 43.54ms. Allocated memory is still 142.6MB. Free memory was 33.9MB in the beginning and 33.2MB in the end (delta: 743.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:17,950 INFO L158 Benchmark]: RCFGBuilder took 599.75ms. Allocated memory is still 142.6MB. Free memory was 33.2MB in the beginning and 89.8MB in the end (delta: -56.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-14 03:44:17,951 INFO L158 Benchmark]: TraceAbstraction took 759.70ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 62.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 03:44:17,953 INFO L158 Benchmark]: Witness Printer took 6.72ms. Allocated memory is still 142.6MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:17,955 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15ms. Allocated memory is still 167.8MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1570.19ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 36.5MB in the end (delta: 60.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.96ms. Allocated memory is still 142.6MB. Free memory was 36.5MB in the beginning and 33.9MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.54ms. Allocated memory is still 142.6MB. Free memory was 33.9MB in the beginning and 33.2MB in the end (delta: 743.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 599.75ms. Allocated memory is still 142.6MB. Free memory was 33.2MB in the beginning and 89.8MB in the end (delta: -56.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * TraceAbstraction took 759.70ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 62.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.72ms. Allocated memory is still 142.6MB. Free memory is still 62.6MB. 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: 1552]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_max_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] data = 0x7fffffff [L1561] CALL badSink(data) [L1550] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] 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: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 3 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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 [2024-11-14 03:44:17,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eadc28822820f50c36ee6652ef62071b9afba3641b6d4d93b9e61d521c1cebde --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:44:21,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:44:21,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2024-11-14 03:44:21,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:44:21,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:44:21,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:44:21,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:44:21,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:44:21,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:44:21,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:44:21,553 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:44:21,553 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:44:21,553 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:44:21,553 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:44:21,553 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:44:21,553 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:44:21,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:44:21,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:44:21,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:44:21,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:44:21,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:44:21,555 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:44:21,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:44:21,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:44:21,556 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:44:21,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:44:21,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:21,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:44:21,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:44:21,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:44:21,557 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:44:21,557 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:44:21,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:44:21,557 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:44:21,557 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> eadc28822820f50c36ee6652ef62071b9afba3641b6d4d93b9e61d521c1cebde [2024-11-14 03:44:21,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:44:21,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:44:21,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:44:21,998 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:44:21,999 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:44:22,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i Unable to find full path for "g++" [2024-11-14 03:44:24,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:44:24,999 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:44:24,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_41_bad.i [2024-11-14 03:44:25,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data/a0fc98cf2/b511f8f04dd949d09ee96df90bbf5831/FLAG398807108 [2024-11-14 03:44:25,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/data/a0fc98cf2/b511f8f04dd949d09ee96df90bbf5831 [2024-11-14 03:44:25,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:44:25,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:44:25,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:25,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:44:25,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:44:25,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:25" (1/1) ... [2024-11-14 03:44:25,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd62689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:25, skipping insertion in model container [2024-11-14 03:44:25,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:25" (1/1) ... [2024-11-14 03:44:25,159 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:44:26,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:26,627 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:44:26,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:26,988 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:44:26,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26 WrapperNode [2024-11-14 03:44:26,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:26,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:26,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:44:26,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:44:27,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,068 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-14 03:44:27,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:27,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:44:27,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:44:27,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:44:27,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:44:27,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:44:27,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:44:27,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:44:27,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (1/1) ... [2024-11-14 03:44:27,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:27,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:44:27,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:44:27,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:44:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-14 03:44:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-14 03:44:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:44:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:44:27,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:44:27,464 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:44:27,467 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:44:27,617 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-14 03:44:27,618 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:44:27,629 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:44:27,629 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 03:44:27,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:27 BoogieIcfgContainer [2024-11-14 03:44:27,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:44:27,633 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:44:27,633 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:44:27,639 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:44:27,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:44:25" (1/3) ... [2024-11-14 03:44:27,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac2c02e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:27, skipping insertion in model container [2024-11-14 03:44:27,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:26" (2/3) ... [2024-11-14 03:44:27,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac2c02e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:27, skipping insertion in model container [2024-11-14 03:44:27,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:27" (3/3) ... [2024-11-14 03:44:27,643 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_41_bad.i [2024-11-14 03:44:27,662 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:44:27,664 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_multiply_41_bad.i that has 2 procedures, 21 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 03:44:27,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:44:27,761 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=FINITE_AUTOMATA, 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;@4e940555, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:44:27,763 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 03:44:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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) [2024-11-14 03:44:27,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-14 03:44:27,780 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:27,781 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:27,781 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:44:27,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:27,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-14 03:44:27,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:44:27,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [161588314] [2024-11-14 03:44:27,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:27,808 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 [2024-11-14 03:44:27,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:44:27,813 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:44:27,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:44:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:44:28,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:44:28,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:44:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:44:28,173 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:44:28,174 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:44:28,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [161588314] [2024-11-14 03:44:28,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [161588314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:44:28,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:44:28,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:44:28,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392028473] [2024-11-14 03:44:28,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:44:28,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:44:28,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:44:28,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:44:28,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:44:28,216 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-14 03:44:28,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:44:28,257 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2024-11-14 03:44:28,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:44:28,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-11-14 03:44:28,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:44:28,270 INFO L225 Difference]: With dead ends: 25 [2024-11-14 03:44:28,270 INFO L226 Difference]: Without dead ends: 12 [2024-11-14 03:44:28,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:44:28,280 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:44:28,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 17 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:44:28,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-14 03:44:28,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-14 03:44:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 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) [2024-11-14 03:44:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-14 03:44:28,325 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-14 03:44:28,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:44:28,326 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-14 03:44:28,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-14 03:44:28,328 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-14 03:44:28,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-14 03:44:28,329 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:28,329 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:28,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:44:28,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:44:28,530 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:44:28,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:28,531 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times [2024-11-14 03:44:28,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:44:28,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144189411] [2024-11-14 03:44:28,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:28,532 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 [2024-11-14 03:44:28,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:44:28,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:44:28,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:44:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:44:28,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:44:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:44:28,750 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-14 03:44:28,751 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:44:28,753 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-14 03:44:28,755 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-14 03:44:28,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:44:28,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:44:28,960 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:44:28,988 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:44:28,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:44:28 BoogieIcfgContainer [2024-11-14 03:44:28,995 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:44:28,996 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:44:28,996 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:44:28,996 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:44:28,997 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:27" (3/4) ... [2024-11-14 03:44:29,005 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:44:29,006 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:44:29,008 INFO L158 Benchmark]: Toolchain (without parser) took 3940.19ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 73.2MB in the end (delta: 16.6MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-14 03:44:29,009 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:29,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1920.97ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 77.3MB in the end (delta: 12.4MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-11-14 03:44:29,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.15ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:29,011 INFO L158 Benchmark]: Boogie Preprocessor took 58.73ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 72.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:29,012 INFO L158 Benchmark]: RCFGBuilder took 499.90ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 61.2MB in the end (delta: 11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:44:29,013 INFO L158 Benchmark]: TraceAbstraction took 1362.23ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 73.2MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:29,014 INFO L158 Benchmark]: Witness Printer took 10.28ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.2MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:29,018 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1920.97ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 77.3MB in the end (delta: 12.4MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.15ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.73ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 72.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 499.90ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 61.2MB in the end (delta: 11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1362.23ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 73.2MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 10.28ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.2MB in the end (delta: 10.8kB). 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: 1552]: 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 1566. 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] [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_max_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] data = 0x7fffffff [L1561] CALL badSink(data) [L1550] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] 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: 1552]: 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, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 ConjunctsInSsa, 4 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 [2024-11-14 03:44:29,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f61428a-2650-4635-a62e-90e408925925/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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