./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:34:35,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:34:35,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 18:34:35,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:34:35,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:34:35,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:34:35,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:34:35,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:34:35,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:34:35,437 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:34:35,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:34:35,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:34:35,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:34:35,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:34:35,444 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:34:35,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:34:35,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:34:35,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:34:35,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:34:35,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:34:35,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:34:35,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:34:35,449 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:34:35,449 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:34:35,450 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:34:35,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:34:35,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:34:35,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:34:35,463 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:34:35,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:34:35,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:34:35,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:34:35,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:34:35,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:34:35,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:34:35,466 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:34:35,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:34:35,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:34:35,467 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:34:35,467 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:34:35,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:34:35,468 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 [2024-11-08 18:34:35,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:34:35,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:34:35,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:34:35,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:34:35,820 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:34:35,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i Unable to find full path for "g++" [2024-11-08 18:34:38,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:34:38,807 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:34:38,808 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i [2024-11-08 18:34:38,840 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data/5034963c5/b43815fbe3c84c878262e8a782c03aaa/FLAG5a187b79d [2024-11-08 18:34:38,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data/5034963c5/b43815fbe3c84c878262e8a782c03aaa [2024-11-08 18:34:38,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:34:38,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:34:38,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:34:38,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:34:38,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:34:38,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:34:38" (1/1) ... [2024-11-08 18:34:38,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15ed2489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:38, skipping insertion in model container [2024-11-08 18:34:38,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:34:38" (1/1) ... [2024-11-08 18:34:38,973 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:34:40,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:34:40,370 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:34:40,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:34:40,853 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:34:40,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40 WrapperNode [2024-11-08 18:34:40,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:34:40,856 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:34:40,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:34:40,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:34:40,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,933 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 43 [2024-11-08 18:34:40,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:34:40,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:34:40,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:34:40,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:34:40,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,956 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,970 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 18:34:40,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:34:40,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:34:40,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:34:40,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:34:40,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (1/1) ... [2024-11-08 18:34:40,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:34:41,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:34:41,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:34:41,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:34:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 18:34:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 18:34:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:34:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:34:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:34:41,305 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:34:41,309 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:34:41,438 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 18:34:41,439 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:34:41,455 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:34:41,455 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:34:41,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:34:41 BoogieIcfgContainer [2024-11-08 18:34:41,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:34:41,460 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:34:41,460 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:34:41,464 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:34:41,465 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:34:38" (1/3) ... [2024-11-08 18:34:41,465 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fbc3b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:34:41, skipping insertion in model container [2024-11-08 18:34:41,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:40" (2/3) ... [2024-11-08 18:34:41,466 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fbc3b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:34:41, skipping insertion in model container [2024-11-08 18:34:41,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:34:41" (3/3) ... [2024-11-08 18:34:41,468 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_multiply_52_bad.i [2024-11-08 18:34:41,490 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:34:41,491 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 18:34:41,582 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:34:41,596 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@acbb045, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:34:41,597 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 18:34:41,603 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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) [2024-11-08 18:34:41,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 18:34:41,615 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:34:41,616 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:34:41,616 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:34:41,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:34:41,625 INFO L85 PathProgramCache]: Analyzing trace with hash 993488621, now seen corresponding path program 1 times [2024-11-08 18:34:41,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:34:41,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734670404] [2024-11-08 18:34:41,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:34:41,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:34:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:34:41,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:34:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:34:41,881 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:34:41,884 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:34:41,885 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 18:34:41,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 18:34:41,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:34:41,894 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 18:34:41,922 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:34:41,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:34:41 BoogieIcfgContainer [2024-11-08 18:34:41,926 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:34:41,927 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:34:41,927 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:34:41,927 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:34:41,928 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:34:41" (3/4) ... [2024-11-08 18:34:41,932 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:34:41,933 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:34:41,934 INFO L158 Benchmark]: Toolchain (without parser) took 3061.08ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 107.4MB in the beginning and 109.1MB in the end (delta: -1.7MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-11-08 18:34:41,935 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 148.9MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:34:41,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1977.58ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 107.4MB in the beginning and 142.6MB in the end (delta: -35.2MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2024-11-08 18:34:41,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.71ms. Allocated memory is still 188.7MB. Free memory was 142.6MB in the beginning and 139.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:34:41,937 INFO L158 Benchmark]: Boogie Preprocessor took 51.52ms. Allocated memory is still 188.7MB. Free memory was 139.5MB in the beginning and 138.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:34:41,938 INFO L158 Benchmark]: RCFGBuilder took 468.44ms. Allocated memory is still 188.7MB. Free memory was 138.4MB in the beginning and 125.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 18:34:41,939 INFO L158 Benchmark]: TraceAbstraction took 466.63ms. Allocated memory is still 188.7MB. Free memory was 124.8MB in the beginning and 109.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:34:41,939 INFO L158 Benchmark]: Witness Printer took 6.02ms. Allocated memory is still 188.7MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:34:41,943 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 148.9MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1977.58ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 107.4MB in the beginning and 142.6MB in the end (delta: -35.2MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.71ms. Allocated memory is still 188.7MB. Free memory was 142.6MB in the beginning and 139.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.52ms. Allocated memory is still 188.7MB. Free memory was 139.5MB in the beginning and 138.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 468.44ms. Allocated memory is still 188.7MB. Free memory was 138.4MB in the beginning and 125.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 466.63ms. Allocated memory is still 188.7MB. Free memory was 124.8MB in the beginning and 109.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.02ms. Allocated memory is still 188.7MB. Free memory is still 109.1MB. 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: 1573]: 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 CWE191_Integer_Underflow__int_min_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_52c_badSink(data) [L1571] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1573]: 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:34:41,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:34:45,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:34:45,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 18:34:45,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:34:45,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:34:45,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 18:34:45,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:34:45,249 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:34:45,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:34:45,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:34:45,252 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:34:45,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:34:45,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:34:45,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:34:45,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:34:45,255 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:34:45,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:34:45,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:34:45,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:34:45,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:34:45,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:34:45,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:34:45,259 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:34:45,260 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:34:45,260 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:34:45,261 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:34:45,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:34:45,262 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:34:45,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:34:45,263 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:34:45,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:34:45,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:34:45,265 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:34:45,265 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:34:45,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:34:45,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:34:45,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:34:45,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:34:45,268 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:34:45,268 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:34:45,269 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:34:45,269 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:34:45,270 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:34:45,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:34:45,272 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da595076c3b37077e3828dd423e2ff0eaaa16cae3f0c05912ceae83939fdaba2 [2024-11-08 18:34:45,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:34:45,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:34:45,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:34:45,836 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:34:45,837 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:34:45,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i Unable to find full path for "g++" [2024-11-08 18:34:48,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:34:48,981 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:34:48,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_52_bad.i [2024-11-08 18:34:49,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data/d42273d08/8ae49ed0c19045e1b7d2dea42fd77900/FLAG5f2d7cc24 [2024-11-08 18:34:49,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/data/d42273d08/8ae49ed0c19045e1b7d2dea42fd77900 [2024-11-08 18:34:49,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:34:49,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:34:49,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:34:49,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:34:49,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:34:49,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:34:49" (1/1) ... [2024-11-08 18:34:49,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@622a9f2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:49, skipping insertion in model container [2024-11-08 18:34:49,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:34:49" (1/1) ... [2024-11-08 18:34:49,197 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:34:50,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:34:50,321 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:34:50,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:34:50,561 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:34:50,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50 WrapperNode [2024-11-08 18:34:50,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:34:50,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:34:50,563 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:34:50,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:34:50,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,596 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,618 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 43 [2024-11-08 18:34:50,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:34:50,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:34:50,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:34:50,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:34:50,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,635 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,645 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 18:34:50,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:34:50,672 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:34:50,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:34:50,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:34:50,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (1/1) ... [2024-11-08 18:34:50,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:34:50,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:34:50,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:34:50,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:34:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 18:34:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 18:34:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:34:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:34:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:34:50,960 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:34:50,964 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:34:51,106 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 18:34:51,106 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:34:51,117 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:34:51,117 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:34:51,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:34:51 BoogieIcfgContainer [2024-11-08 18:34:51,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:34:51,120 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:34:51,120 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:34:51,124 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:34:51,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:34:49" (1/3) ... [2024-11-08 18:34:51,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a1d3089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:34:51, skipping insertion in model container [2024-11-08 18:34:51,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:34:50" (2/3) ... [2024-11-08 18:34:51,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a1d3089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:34:51, skipping insertion in model container [2024-11-08 18:34:51,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:34:51" (3/3) ... [2024-11-08 18:34:51,128 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_multiply_52_bad.i [2024-11-08 18:34:51,147 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:34:51,148 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 18:34:51,229 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:34:51,238 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2589457, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:34:51,238 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 18:34:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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) [2024-11-08 18:34:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 18:34:51,253 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:34:51,254 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:34:51,255 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 18:34:51,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:34:51,262 INFO L85 PathProgramCache]: Analyzing trace with hash 993488621, now seen corresponding path program 1 times [2024-11-08 18:34:51,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:34:51,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1389653718] [2024-11-08 18:34:51,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:34:51,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:34:51,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:34:51,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:34:51,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:34:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:34:51,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:34:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:34:51,527 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 18:34:51,530 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:34:51,532 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 18:34:51,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 18:34:51,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:34:51,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:34:51,739 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 18:34:51,771 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:34:51,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:34:51 BoogieIcfgContainer [2024-11-08 18:34:51,774 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:34:51,775 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:34:51,775 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:34:51,775 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:34:51,776 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:34:51" (3/4) ... [2024-11-08 18:34:51,779 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:34:51,780 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:34:51,781 INFO L158 Benchmark]: Toolchain (without parser) took 2699.98ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 41.6MB in the beginning and 61.3MB in the end (delta: -19.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2024-11-08 18:34:51,782 INFO L158 Benchmark]: CDTParser took 1.39ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:34:51,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1478.49ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 41.4MB in the beginning and 69.0MB in the end (delta: -27.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-11-08 18:34:51,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.65ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 65.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:34:51,785 INFO L158 Benchmark]: Boogie Preprocessor took 51.41ms. Allocated memory is still 98.6MB. Free memory was 65.8MB in the beginning and 63.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:34:51,787 INFO L158 Benchmark]: RCFGBuilder took 446.52ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 50.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 18:34:51,787 INFO L158 Benchmark]: TraceAbstraction took 654.30ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 61.3MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:34:51,789 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 98.6MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:34:51,792 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39ms. Allocated memory is still 71.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1478.49ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 41.4MB in the beginning and 69.0MB in the end (delta: -27.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.65ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 65.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.41ms. Allocated memory is still 98.6MB. Free memory was 65.8MB in the beginning and 63.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.52ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 50.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 654.30ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 61.3MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 98.6MB. Free memory is still 61.3MB. 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: 1573]: 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 CWE191_Integer_Underflow__int_min_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_52c_badSink(data) [L1571] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1573]: 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:34:51,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac60071-fa07-4e0a-a18e-bb7837619090/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample