./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 54b5147932454bca142f8acf67c312798cade21f1090c8b614fe75c9d58d4c7e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:03:31,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:03:31,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Default.epf [2024-11-14 04:03:31,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:03:31,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:03:31,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:03:31,312 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:03:31,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:03:31,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:03:31,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:03:31,314 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:03:31,314 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:03:31,314 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:03:31,315 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:03:31,315 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:03:31,316 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:03:31,316 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:03:31,316 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:03:31,316 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:03:31,316 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:03:31,317 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:03:31,317 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:03:31,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:03:31,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:03:31,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:03:31,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:03:31,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:03:31,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:03:31,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:03:31,319 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:03:31,320 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:03:31,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:03:31,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:03:31,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:03:31,321 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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 -> 54b5147932454bca142f8acf67c312798cade21f1090c8b614fe75c9d58d4c7e [2024-11-14 04:03:31,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:03:31,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:03:31,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:03:31,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:03:31,690 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:03:31,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_bad.i Unable to find full path for "g++" [2024-11-14 04:03:33,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:03:34,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:03:34,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_bad.i [2024-11-14 04:03:34,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data/049bb574c/c498a658a9554a37b59553497b52edb0/FLAGd47b11919 [2024-11-14 04:03:34,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data/049bb574c/c498a658a9554a37b59553497b52edb0 [2024-11-14 04:03:34,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:03:34,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:03:34,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:03:34,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:03:34,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:03:34,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:03:34" (1/1) ... [2024-11-14 04:03:34,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2cb68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:34, skipping insertion in model container [2024-11-14 04:03:34,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:03:34" (1/1) ... [2024-11-14 04:03:34,444 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:03:35,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:03:35,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:03:35,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:03:36,110 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:03:36,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36 WrapperNode [2024-11-14 04:03:36,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:03:36,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:03:36,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:03:36,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:03:36,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,172 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 47 [2024-11-14 04:03:36,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:03:36,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:03:36,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:03:36,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:03:36,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:03:36,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:03:36,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:03:36,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:03:36,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (1/1) ... [2024-11-14 04:03:36,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:03:36,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:03:36,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:03:36,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:03:36,296 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-14 04:03:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-14 04:03:36,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:03:36,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:03:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:03:36,520 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:03:36,522 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:03:36,687 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-14 04:03:36,687 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:03:36,756 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:03:36,756 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 04:03:36,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:03:36 BoogieIcfgContainer [2024-11-14 04:03:36,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:03:36,759 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:03:36,759 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:03:36,765 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:03:36,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:03:34" (1/3) ... [2024-11-14 04:03:36,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5874e845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:03:36, skipping insertion in model container [2024-11-14 04:03:36,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:36" (2/3) ... [2024-11-14 04:03:36,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5874e845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:03:36, skipping insertion in model container [2024-11-14 04:03:36,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:03:36" (3/3) ... [2024-11-14 04:03:36,768 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_postinc_53_bad.i [2024-11-14 04:03:36,787 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:03:36,789 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_postinc_53_bad.i that has 2 procedures, 12 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 04:03:36,872 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:03:36,893 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;@6e90f977, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:03:36,895 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 04:03:36,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 8 states have internal predecessors, (8), 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 04:03:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-14 04:03:36,906 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:36,907 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-14 04:03:36,907 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 04:03:36,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:36,912 INFO L85 PathProgramCache]: Analyzing trace with hash 2092254028, now seen corresponding path program 1 times [2024-11-14 04:03:36,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:36,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451156552] [2024-11-14 04:03:36,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:36,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:37,359 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 04:03:37,359 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:37,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451156552] [2024-11-14 04:03:37,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451156552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:37,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:37,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:03:37,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296156797] [2024-11-14 04:03:37,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:37,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:03:37,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:37,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:03:37,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:03:37,397 INFO L87 Difference]: Start difference. First operand has 12 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 8 states have internal predecessors, (8), 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 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 04:03:37,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:37,443 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2024-11-14 04:03:37,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:03:37,446 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 6 [2024-11-14 04:03:37,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:37,453 INFO L225 Difference]: With dead ends: 14 [2024-11-14 04:03:37,454 INFO L226 Difference]: Without dead ends: 8 [2024-11-14 04:03:37,458 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 04:03:37,463 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 1 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:37,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:03:37,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2024-11-14 04:03:37,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-11-14 04:03:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.0) internal successors, (5), 5 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 04:03:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 7 transitions. [2024-11-14 04:03:37,497 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 7 transitions. Word has length 6 [2024-11-14 04:03:37,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:37,497 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 7 transitions. [2024-11-14 04:03:37,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 04:03:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-14 04:03:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-14 04:03:37,498 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:37,498 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:03:37,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:03:37,499 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 04:03:37,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:37,500 INFO L85 PathProgramCache]: Analyzing trace with hash 435365474, now seen corresponding path program 1 times [2024-11-14 04:03:37,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:37,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571159699] [2024-11-14 04:03:37,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:37,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:03:37,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:03:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:03:37,619 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:03:37,621 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:03:37,623 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-14 04:03:37,625 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-14 04:03:37,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:03:37,630 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 04:03:37,661 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:03:37,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:03:37 BoogieIcfgContainer [2024-11-14 04:03:37,664 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:03:37,665 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:03:37,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:03:37,665 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:03:37,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:03:36" (3/4) ... [2024-11-14 04:03:37,668 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:03:37,669 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:03:37,670 INFO L158 Benchmark]: Toolchain (without parser) took 3313.96ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 84.6MB in the end (delta: 4.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-14 04:03:37,671 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:37,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1753.09ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 79.8MB in the end (delta: 9.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-14 04:03:37,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.38ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 77.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:37,674 INFO L158 Benchmark]: Boogie Preprocessor took 24.14ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:37,674 INFO L158 Benchmark]: RCFGBuilder took 558.91ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 63.1MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:03:37,674 INFO L158 Benchmark]: TraceAbstraction took 905.41ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 84.6MB in the end (delta: -22.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:37,675 INFO L158 Benchmark]: Witness Printer took 3.93ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:37,677 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 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1753.09ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 79.8MB in the end (delta: 9.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.38ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 77.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.14ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.91ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 63.1MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 905.41ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 84.6MB in the end (delta: -22.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.93ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 7.9kB). 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: 1577]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_max_postinc_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_max_postinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_max_postinc_53d_badSink(data) [L1577] data++ 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: 1577]: 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3 mSDtfsCounter, 7 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=12occurred 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, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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 04:03:37,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 54b5147932454bca142f8acf67c312798cade21f1090c8b614fe75c9d58d4c7e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:03:40,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:03:40,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2024-11-14 04:03:40,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:03:40,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:03:41,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:03:41,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:03:41,030 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:03:41,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:03:41,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:03:41,032 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:03:41,032 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:03:41,032 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:03:41,032 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:03:41,032 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:03:41,033 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:03:41,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:03:41,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:03:41,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:03:41,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:03:41,034 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:03:41,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:03:41,037 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:03:41,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:03:41,037 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:03:41,037 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:03:41,037 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:03:41,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:03:41,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:03:41,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:03:41,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:03:41,038 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:03:41,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:03:41,038 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:03:41,038 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:03:41,038 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_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 -> 54b5147932454bca142f8acf67c312798cade21f1090c8b614fe75c9d58d4c7e [2024-11-14 04:03:41,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:03:41,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:03:41,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:03:41,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:03:41,430 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:03:41,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_bad.i Unable to find full path for "g++" [2024-11-14 04:03:43,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:03:44,083 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:03:44,084 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_53_bad.i [2024-11-14 04:03:44,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data/5375ce60d/7025c0edbd244784ba13a5aed9357a98/FLAG013d301ba [2024-11-14 04:03:44,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/data/5375ce60d/7025c0edbd244784ba13a5aed9357a98 [2024-11-14 04:03:44,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:03:44,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:03:44,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:03:44,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:03:44,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:03:44,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:03:44" (1/1) ... [2024-11-14 04:03:44,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de9b87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:44, skipping insertion in model container [2024-11-14 04:03:44,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:03:44" (1/1) ... [2024-11-14 04:03:44,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:03:45,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:03:45,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:03:45,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:03:45,968 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:03:45,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45 WrapperNode [2024-11-14 04:03:45,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:03:45,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:03:45,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:03:45,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:03:45,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,024 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 47 [2024-11-14 04:03:46,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:03:46,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:03:46,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:03:46,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:03:46,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:03:46,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:03:46,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:03:46,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:03:46,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (1/1) ... [2024-11-14 04:03:46,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:03:46,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:03:46,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:03:46,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:03:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-14 04:03:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-14 04:03:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:03:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:03:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:03:46,309 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:03:46,312 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:03:46,473 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-14 04:03:46,473 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:03:46,483 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:03:46,484 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 04:03:46,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:03:46 BoogieIcfgContainer [2024-11-14 04:03:46,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:03:46,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:03:46,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:03:46,494 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:03:46,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:03:44" (1/3) ... [2024-11-14 04:03:46,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4559234a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:03:46, skipping insertion in model container [2024-11-14 04:03:46,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:03:45" (2/3) ... [2024-11-14 04:03:46,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4559234a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:03:46, skipping insertion in model container [2024-11-14 04:03:46,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:03:46" (3/3) ... [2024-11-14 04:03:46,497 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_postinc_53_bad.i [2024-11-14 04:03:46,515 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:03:46,517 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_postinc_53_bad.i that has 2 procedures, 22 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 04:03:46,577 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:03:46,594 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;@2c600ad0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:03:46,594 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 04:03:46,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 18 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 04:03:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-14 04:03:46,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:46,611 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:03:46,611 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 04:03:46,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:46,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1110312059, now seen corresponding path program 1 times [2024-11-14 04:03:46,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:03:46,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013042101] [2024-11-14 04:03:46,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:46,635 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 04:03:46,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:03:46,661 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:46,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:46,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:03:46,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:03:46,889 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 04:03:46,889 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:03:46,890 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:03:46,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013042101] [2024-11-14 04:03:46,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013042101] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:46,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:46,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 04:03:46,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759732473] [2024-11-14 04:03:46,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:46,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:03:46,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:03:46,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:03:46,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:03:46,935 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 18 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 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 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 04:03:46,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:46,956 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2024-11-14 04:03:46,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:03:46,958 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 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 9 [2024-11-14 04:03:46,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:46,966 INFO L225 Difference]: With dead ends: 22 [2024-11-14 04:03:46,966 INFO L226 Difference]: Without dead ends: 11 [2024-11-14 04:03:46,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:03:46,977 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:46,978 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:03:46,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-14 04:03:47,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-14 04:03:47,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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 04:03:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-14 04:03:47,021 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-14 04:03:47,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:47,022 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-14 04:03:47,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 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 04:03:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-14 04:03:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-14 04:03:47,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:47,025 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:03:47,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:47,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:47,226 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 04:03:47,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:47,227 INFO L85 PathProgramCache]: Analyzing trace with hash 59935507, now seen corresponding path program 1 times [2024-11-14 04:03:47,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:03:47,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2076140327] [2024-11-14 04:03:47,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:47,231 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 04:03:47,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:03:47,235 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:47,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:03:47,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:03:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:03:47,452 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-14 04:03:47,454 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:03:47,457 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-14 04:03:47,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-14 04:03:47,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:03:47,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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 04:03:47,666 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 04:03:47,686 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:03:47,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:03:47 BoogieIcfgContainer [2024-11-14 04:03:47,690 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:03:47,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:03:47,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:03:47,691 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:03:47,692 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:03:46" (3/4) ... [2024-11-14 04:03:47,695 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:03:47,696 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:03:47,697 INFO L158 Benchmark]: Toolchain (without parser) took 3567.26ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 35.6MB in the end (delta: 21.8MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-14 04:03:47,698 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:47,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1837.20ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 52.8MB in the end (delta: 4.3MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-14 04:03:47,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.26ms. Allocated memory is still 83.9MB. Free memory was 52.8MB in the beginning and 50.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:47,699 INFO L158 Benchmark]: Boogie Preprocessor took 30.43ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 48.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:47,699 INFO L158 Benchmark]: RCFGBuilder took 428.14ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 36.2MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:03:47,700 INFO L158 Benchmark]: TraceAbstraction took 1202.46ms. Allocated memory is still 83.9MB. Free memory was 35.8MB in the beginning and 36.1MB in the end (delta: -243.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:03:47,700 INFO L158 Benchmark]: Witness Printer took 5.73ms. Allocated memory is still 83.9MB. Free memory was 36.1MB in the beginning and 35.6MB in the end (delta: 425.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:03:47,702 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1837.20ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 52.8MB in the end (delta: 4.3MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.26ms. Allocated memory is still 83.9MB. Free memory was 52.8MB in the beginning and 50.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.43ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 48.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 428.14ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 36.2MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1202.46ms. Allocated memory is still 83.9MB. Free memory was 35.8MB in the beginning and 36.1MB in the end (delta: -243.7kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.73ms. Allocated memory is still 83.9MB. Free memory was 36.1MB in the beginning and 35.6MB in the end (delta: 425.8kB). Peak memory consumption was 8.4MB. 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: 1577]: 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 1559. 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] [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_max_postinc_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_max_postinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_max_postinc_53d_badSink(data) [L1577] data++ 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: 1577]: 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, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 22 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 42 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:03:47,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e9dd59-812c-4e7c-bd09-b7745b98e5a1/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