./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_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_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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_186a3392-23b8-4ada-9779-19821bb28142/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 a2a14188690d773ed98320d16c6ee20b3c5d302d08bb8cfe15ca03fe22f8c1c5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:27:45,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:27:45,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Default.epf [2024-11-14 03:27:45,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:27:45,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:27:45,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:27:45,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:27:45,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:27:45,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:27:45,793 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:27:45,794 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:27:45,794 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:27:45,794 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:27:45,794 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:27:45,794 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:27:45,795 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:27:45,795 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:27:45,795 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:27:45,795 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:27:45,796 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:27:45,796 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:27:45,796 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:27:45,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:27:45,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:27:45,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:27:45,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:27:45,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:27:45,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:27:45,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:27:45,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:27:45,798 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 03:27:45,798 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:27:45,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:27:45,798 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:27:45,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:27:45,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:27:45,799 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:27:45,800 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:27:45,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:27:45,800 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_186a3392-23b8-4ada-9779-19821bb28142/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 -> a2a14188690d773ed98320d16c6ee20b3c5d302d08bb8cfe15ca03fe22f8c1c5 [2024-11-14 03:27:46,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:27:46,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:27:46,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:27:46,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:27:46,160 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:27:46,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_bad.i Unable to find full path for "g++" [2024-11-14 03:27:48,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:27:49,287 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:27:49,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_bad.i [2024-11-14 03:27:49,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data/a8c64da25/2c2ace1edb8f4b3ca11621318d9a0fc7/FLAG5b217aea8 [2024-11-14 03:27:49,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data/a8c64da25/2c2ace1edb8f4b3ca11621318d9a0fc7 [2024-11-14 03:27:49,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:27:49,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:27:49,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:27:49,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:27:49,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:27:49,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:27:49" (1/1) ... [2024-11-14 03:27:49,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544a2902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:49, skipping insertion in model container [2024-11-14 03:27:49,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:27:49" (1/1) ... [2024-11-14 03:27:49,480 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:27:50,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:27:50,646 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:27:50,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:27:50,983 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:27:50,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50 WrapperNode [2024-11-14 03:27:50,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:27:50,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:27:50,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:27:50,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:27:50,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,042 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-14 03:27:51,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:27:51,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:27:51,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:27:51,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:27:51,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:27:51,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:27:51,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:27:51,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:27:51,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (1/1) ... [2024-11-14 03:27:51,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:27:51,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:27:51,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:27:51,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:27:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-14 03:27:51,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-14 03:27:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:27:51,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:27:51,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:27:51,348 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:27:51,351 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:27:51,519 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-14 03:27:51,519 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:27:51,575 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:27:51,575 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 03:27:51,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:27:51 BoogieIcfgContainer [2024-11-14 03:27:51,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:27:51,579 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:27:51,579 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:27:51,585 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:27:51,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:27:49" (1/3) ... [2024-11-14 03:27:51,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19ab8d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:27:51, skipping insertion in model container [2024-11-14 03:27:51,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:50" (2/3) ... [2024-11-14 03:27:51,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19ab8d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:27:51, skipping insertion in model container [2024-11-14 03:27:51,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:27:51" (3/3) ... [2024-11-14 03:27:51,590 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_22_bad.i [2024-11-14 03:27:51,611 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:27:51,613 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_add_22_bad.i that has 2 procedures, 14 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 03:27:51,678 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:27:51,693 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;@2ca99544, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:27:51,694 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 03:27:51,700 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 03:27:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-14 03:27:51,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:27:51,711 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:27:51,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:27:51,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:27:51,719 INFO L85 PathProgramCache]: Analyzing trace with hash 2094633659, now seen corresponding path program 1 times [2024-11-14 03:27:51,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:27:51,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695273677] [2024-11-14 03:27:51,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:27:51,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:27:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:27:52,105 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 03:27:52,106 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:27:52,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695273677] [2024-11-14 03:27:52,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695273677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:27:52,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:27:52,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:27:52,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809149871] [2024-11-14 03:27:52,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:27:52,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:27:52,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:27:52,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:27:52,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:27:52,188 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 03:27:52,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:27:52,253 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2024-11-14 03:27:52,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:27:52,259 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 03:27:52,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:27:52,266 INFO L225 Difference]: With dead ends: 20 [2024-11-14 03:27:52,267 INFO L226 Difference]: Without dead ends: 9 [2024-11-14 03:27:52,271 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 03:27:52,278 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:27:52,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:27:52,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-14 03:27:52,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-14 03:27:52,318 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 03:27:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2024-11-14 03:27:52,328 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 7 [2024-11-14 03:27:52,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:27:52,328 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2024-11-14 03:27:52,329 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 03:27:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-14 03:27:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-14 03:27:52,331 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:27:52,331 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:27:52,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:27:52,333 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:27:52,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:27:52,335 INFO L85 PathProgramCache]: Analyzing trace with hash 509134038, now seen corresponding path program 1 times [2024-11-14 03:27:52,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:27:52,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857738342] [2024-11-14 03:27:52,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:27:52,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:27:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:27:52,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:27:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:27:52,442 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:27:52,442 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:27:52,446 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-14 03:27:52,449 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-14 03:27:52,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:27:52,455 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:27:52,488 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:27:52,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:27:52 BoogieIcfgContainer [2024-11-14 03:27:52,496 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:27:52,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:27:52,497 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:27:52,497 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:27:52,500 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:27:51" (3/4) ... [2024-11-14 03:27:52,503 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:27:52,505 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:27:52,508 INFO L158 Benchmark]: Toolchain (without parser) took 3125.20ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 79.3MB in the end (delta: 11.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2024-11-14 03:27:52,508 INFO L158 Benchmark]: CDTParser took 1.41ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:27:52,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1603.30ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 82.3MB in the end (delta: 8.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-14 03:27:52,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.29ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 79.9MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:27:52,509 INFO L158 Benchmark]: Boogie Preprocessor took 25.37ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:27:52,510 INFO L158 Benchmark]: RCFGBuilder took 506.45ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 66.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:27:52,510 INFO L158 Benchmark]: TraceAbstraction took 917.10ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 79.9MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:27:52,511 INFO L158 Benchmark]: Witness Printer took 9.12ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.3MB in the end (delta: 567.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:27:52,513 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1603.30ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 82.3MB in the end (delta: 8.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.29ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 79.9MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.37ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 506.45ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 66.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 917.10ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 79.9MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.12ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.3MB in the end (delta: 567.7kB). 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: 1572]: 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 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE190_Integer_Overflow__int_max_add_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_max_add_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = 0x7fffffff [L1555] CWE190_Integer_Overflow__int_max_add_22_badGlobal = 1 [L1556] CALL CWE190_Integer_Overflow__int_max_add_22_badSink(data) [L1569] COND TRUE \read(CWE190_Integer_Overflow__int_max_add_22_badGlobal) VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=1, 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] [L1572] data + 1 VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=1, 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 7 mSDtfsCounter, 11 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 03:27:52,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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_186a3392-23b8-4ada-9779-19821bb28142/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 a2a14188690d773ed98320d16c6ee20b3c5d302d08bb8cfe15ca03fe22f8c1c5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:27:55,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:27:55,965 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2024-11-14 03:27:55,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:27:55,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:27:56,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:27:56,003 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:27:56,003 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:27:56,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:27:56,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:27:56,004 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:27:56,004 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:27:56,004 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:27:56,004 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:27:56,004 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:27:56,004 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:27:56,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:27:56,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:27:56,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:27:56,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:27:56,006 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:27:56,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:27:56,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:27:56,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:27:56,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:27:56,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:27:56,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:27:56,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:27:56,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:27:56,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:27:56,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:27:56,008 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:27:56,008 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:27:56,008 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:27:56,008 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:27:56,008 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_186a3392-23b8-4ada-9779-19821bb28142/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 -> a2a14188690d773ed98320d16c6ee20b3c5d302d08bb8cfe15ca03fe22f8c1c5 [2024-11-14 03:27:56,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:27:56,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:27:56,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:27:56,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:27:56,515 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:27:56,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_bad.i Unable to find full path for "g++" [2024-11-14 03:27:58,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:27:59,418 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:27:59,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_22_bad.i [2024-11-14 03:27:59,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data/2fac7c162/c69910d50fb64dd1831a25a3a9d9f9c0/FLAG03e22e234 [2024-11-14 03:27:59,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/data/2fac7c162/c69910d50fb64dd1831a25a3a9d9f9c0 [2024-11-14 03:27:59,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:27:59,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:27:59,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:27:59,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:27:59,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:27:59,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:27:59" (1/1) ... [2024-11-14 03:27:59,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ed9e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:27:59, skipping insertion in model container [2024-11-14 03:27:59,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:27:59" (1/1) ... [2024-11-14 03:27:59,601 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:28:00,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:28:00,905 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:28:01,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:28:01,250 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:28:01,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01 WrapperNode [2024-11-14 03:28:01,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:28:01,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:28:01,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:28:01,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:28:01,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,314 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43 [2024-11-14 03:28:01,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:28:01,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:28:01,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:28:01,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:28:01,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:28:01,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:28:01,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:28:01,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:28:01,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (1/1) ... [2024-11-14 03:28:01,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:28:01,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:28:01,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:28:01,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:28:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-14 03:28:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-14 03:28:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:28:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:28:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:28:01,744 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:28:01,746 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:28:01,943 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 03:28:01,944 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:28:01,960 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:28:01,962 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 03:28:01,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:28:01 BoogieIcfgContainer [2024-11-14 03:28:01,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:28:01,966 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:28:01,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:28:01,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:28:01,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:27:59" (1/3) ... [2024-11-14 03:28:01,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ce90b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:28:01, skipping insertion in model container [2024-11-14 03:28:01,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:28:01" (2/3) ... [2024-11-14 03:28:01,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ce90b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:28:01, skipping insertion in model container [2024-11-14 03:28:01,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:28:01" (3/3) ... [2024-11-14 03:28:01,977 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_22_bad.i [2024-11-14 03:28:01,998 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:28:02,000 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_add_22_bad.i that has 2 procedures, 21 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 03:28:02,087 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:28:02,109 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;@441ea48f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:28:02,110 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 03:28:02,115 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 03:28:02,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-14 03:28:02,127 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:28:02,128 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:28:02,129 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:28:02,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:28:02,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-14 03:28:02,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:28:02,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1170536776] [2024-11-14 03:28:02,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:28:02,146 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 03:28:02,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:28:02,149 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:02,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:28:02,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:28:02,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:28:02,336 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 03:28:02,337 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:28:02,337 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:28:02,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1170536776] [2024-11-14 03:28:02,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1170536776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:28:02,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:28:02,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 03:28:02,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232298407] [2024-11-14 03:28:02,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:28:02,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:28:02,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:28:02,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:28:02,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:28:02,373 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 2 states, 1 states have (on average 8.0) internal successors, (8), 2 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 03:28:02,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:28:02,427 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions. [2024-11-14 03:28:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:28:02,430 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 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 03:28:02,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:28:02,438 INFO L225 Difference]: With dead ends: 21 [2024-11-14 03:28:02,438 INFO L226 Difference]: Without dead ends: 12 [2024-11-14 03:28:02,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 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 03:28:02,449 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 03:28:02,451 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 03:28:02,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-14 03:28:02,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-14 03:28:02,492 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 03:28:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-14 03:28:02,502 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-14 03:28:02,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:28:02,504 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-14 03:28:02,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 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 03:28:02,505 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-14 03:28:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-14 03:28:02,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:28:02,506 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:28:02,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:02,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:02,708 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-14 03:28:02,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:28:02,709 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times [2024-11-14 03:28:02,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:28:02,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1888760780] [2024-11-14 03:28:02,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:28:02,714 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 03:28:02,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:28:02,718 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:02,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:28:02,875 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:28:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:28:02,970 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-14 03:28:02,971 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:28:02,973 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-14 03:28:02,982 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-14 03:28:02,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:03,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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 03:28:03,191 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 03:28:03,222 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:28:03,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:28:03 BoogieIcfgContainer [2024-11-14 03:28:03,229 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:28:03,230 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:28:03,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:28:03,231 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:28:03,233 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:28:01" (3/4) ... [2024-11-14 03:28:03,236 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:28:03,237 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:28:03,238 INFO L158 Benchmark]: Toolchain (without parser) took 3735.36ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 76.9MB in the end (delta: 12.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-14 03:28:03,241 INFO L158 Benchmark]: CDTParser took 1.92ms. Allocated memory is still 117.4MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:28:03,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1743.74ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 67.7MB in the end (delta: 21.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-14 03:28:03,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.72ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:28:03,242 INFO L158 Benchmark]: Boogie Preprocessor took 57.27ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:28:03,242 INFO L158 Benchmark]: RCFGBuilder took 588.96ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 50.9MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:28:03,242 INFO L158 Benchmark]: TraceAbstraction took 1262.66ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 77.6MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:28:03,243 INFO L158 Benchmark]: Witness Printer took 7.32ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.9MB in the end (delta: 695.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:28:03,246 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92ms. Allocated memory is still 117.4MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1743.74ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 67.7MB in the end (delta: 21.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.72ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.27ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.96ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 50.9MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1262.66ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 77.6MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.32ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.9MB in the end (delta: 695.6kB). 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: 1572]: 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 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE190_Integer_Overflow__int_max_add_22_badGlobal = 0; VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE190_Integer_Overflow__int_max_add_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = 0x7fffffff [L1555] CWE190_Integer_Overflow__int_max_add_22_badGlobal = 1 [L1556] CALL CWE190_Integer_Overflow__int_max_add_22_badSink(data) [L1569] COND TRUE \read(CWE190_Integer_Overflow__int_max_add_22_badGlobal) VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=1, 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] [L1572] data + 1 VAL [CWE190_Integer_Overflow__int_max_add_22_badGlobal=1, 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: 1572]: 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: 1.1s, 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, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 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 03:28:03,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186a3392-23b8-4ada-9779-19821bb28142/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