./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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 612dbf80f41f45374df08897ec9d6b4558d27cd24fdc564e4c14c65d01a43fcd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:59:36,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:59:36,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 16:59:36,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:59:36,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:59:36,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:59:36,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:59:36,425 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:59:36,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:59:36,426 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:59:36,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:59:36,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:59:36,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:59:36,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:59:36,429 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:59:36,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:59:36,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:59:36,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:59:36,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:59:36,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:59:36,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:59:36,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:59:36,433 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:59:36,433 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 16:59:36,434 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:59:36,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:59:36,435 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:59:36,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:59:36,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:59:36,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:59:36,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:59:36,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:59:36,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:59:36,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:59:36,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:59:36,438 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:59:36,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:59:36,439 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:59:36,439 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:59:36,440 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:59:36,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:59:36,441 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_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 612dbf80f41f45374df08897ec9d6b4558d27cd24fdc564e4c14c65d01a43fcd [2024-11-08 16:59:36,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:59:36,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:59:36,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:59:36,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:59:36,757 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:59:36,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i Unable to find full path for "g++" [2024-11-08 16:59:38,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:59:39,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:59:39,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i [2024-11-08 16:59:39,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data/ec3e33590/9fdce29665aa44d690dc7d1b2a506181/FLAG744deaab0 [2024-11-08 16:59:39,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data/ec3e33590/9fdce29665aa44d690dc7d1b2a506181 [2024-11-08 16:59:39,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:59:39,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:59:39,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:59:39,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:59:39,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:59:39,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:59:39" (1/1) ... [2024-11-08 16:59:39,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd197dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:39, skipping insertion in model container [2024-11-08 16:59:39,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:59:39" (1/1) ... [2024-11-08 16:59:39,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:59:40,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:59:40,366 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:59:40,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:59:40,665 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:59:40,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40 WrapperNode [2024-11-08 16:59:40,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:59:40,667 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:59:40,667 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:59:40,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:59:40,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,723 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 16:59:40,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:59:40,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:59:40,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:59:40,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:59:40,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,738 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,749 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 16:59:40,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:59:40,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:59:40,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:59:40,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:59:40,771 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (1/1) ... [2024-11-08 16:59:40,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:59:40,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:59:40,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:59:40,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:59:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 16:59:40,854 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 16:59:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:59:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:59:40,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:59:41,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:59:41,050 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:59:41,165 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 16:59:41,165 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:59:41,177 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:59:41,178 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:59:41,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:59:41 BoogieIcfgContainer [2024-11-08 16:59:41,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:59:41,181 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:59:41,181 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:59:41,185 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:59:41,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:59:39" (1/3) ... [2024-11-08 16:59:41,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8039fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:59:41, skipping insertion in model container [2024-11-08 16:59:41,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:40" (2/3) ... [2024-11-08 16:59:41,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a8039fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:59:41, skipping insertion in model container [2024-11-08 16:59:41,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:59:41" (3/3) ... [2024-11-08 16:59:41,188 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_13_bad.i [2024-11-08 16:59:41,208 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:59:41,209 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 16:59:41,272 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:59:41,279 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;@517a0a04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:59:41,280 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 16:59:41,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 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 16:59:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 16:59:41,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:59:41,293 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:59:41,294 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:59:41,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:59:41,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283690, now seen corresponding path program 1 times [2024-11-08 16:59:41,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:59:41,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035873543] [2024-11-08 16:59:41,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:59:41,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:59:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:59:41,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:59:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:59:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:59:41,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:59:41,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035873543] [2024-11-08 16:59:41,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035873543] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:59:41,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:59:41,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:59:41,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418300810] [2024-11-08 16:59:41,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:59:41,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:59:41,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:59:41,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:59:41,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:59:41,651 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 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) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:59:41,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:59:41,685 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2024-11-08 16:59:41,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:59:41,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-08 16:59:41,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:59:41,698 INFO L225 Difference]: With dead ends: 37 [2024-11-08 16:59:41,698 INFO L226 Difference]: Without dead ends: 14 [2024-11-08 16:59:41,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:59:41,705 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 18 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:59:41,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 20 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:59:41,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-08 16:59:41,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-08 16:59:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 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) [2024-11-08 16:59:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-08 16:59:41,741 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11 [2024-11-08 16:59:41,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:59:41,741 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-11-08 16:59:41,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:59:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-08 16:59:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 16:59:41,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:59:41,742 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:59:41,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:59:41,743 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:59:41,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:59:41,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1415281768, now seen corresponding path program 1 times [2024-11-08 16:59:41,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:59:41,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630143153] [2024-11-08 16:59:41,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:59:41,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:59:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:59:41,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:59:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:59:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:59:41,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:59:41,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630143153] [2024-11-08 16:59:41,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630143153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:59:41,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:59:41,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:59:41,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223086607] [2024-11-08 16:59:41,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:59:41,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:59:41,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:59:41,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:59:41,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:59:41,832 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:59:41,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:59:41,844 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2024-11-08 16:59:41,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:59:41,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-08 16:59:41,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:59:41,846 INFO L225 Difference]: With dead ends: 14 [2024-11-08 16:59:41,846 INFO L226 Difference]: Without dead ends: 13 [2024-11-08 16:59:41,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:59:41,848 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:59:41,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 19 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:59:41,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-08 16:59:41,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-08 16:59:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-11-08 16:59:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-08 16:59:41,858 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2024-11-08 16:59:41,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:59:41,859 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-11-08 16:59:41,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:59:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-08 16:59:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 16:59:41,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:59:41,860 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:59:41,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:59:41,860 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:59:41,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:59:41,861 INFO L85 PathProgramCache]: Analyzing trace with hash 924061903, now seen corresponding path program 1 times [2024-11-08 16:59:41,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:59:41,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830340184] [2024-11-08 16:59:41,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:59:41,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:59:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:59:41,881 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:59:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:59:41,913 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:59:41,913 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:59:41,914 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 16:59:41,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 16:59:41,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:59:41,920 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 16:59:41,943 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:59:41,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:59:41 BoogieIcfgContainer [2024-11-08 16:59:41,947 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:59:41,948 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:59:41,948 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:59:41,948 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:59:41,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:59:41" (3/4) ... [2024-11-08 16:59:41,952 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:59:41,953 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:59:41,954 INFO L158 Benchmark]: Toolchain (without parser) took 2801.32ms. Allocated memory is still 172.0MB. Free memory was 129.8MB in the beginning and 77.8MB in the end (delta: 52.0MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2024-11-08 16:59:41,954 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:59:41,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1512.50ms. Allocated memory is still 172.0MB. Free memory was 129.8MB in the beginning and 134.5MB in the end (delta: -4.6MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2024-11-08 16:59:41,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.62ms. Allocated memory is still 172.0MB. Free memory was 134.5MB in the beginning and 131.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:59:41,956 INFO L158 Benchmark]: Boogie Preprocessor took 45.08ms. Allocated memory is still 172.0MB. Free memory was 131.6MB in the beginning and 129.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:59:41,956 INFO L158 Benchmark]: RCFGBuilder took 408.55ms. Allocated memory is still 172.0MB. Free memory was 129.5MB in the beginning and 117.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 16:59:41,957 INFO L158 Benchmark]: TraceAbstraction took 766.58ms. Allocated memory is still 172.0MB. Free memory was 116.9MB in the beginning and 77.8MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 16:59:41,957 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 172.0MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:59:41,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 134.2MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1512.50ms. Allocated memory is still 172.0MB. Free memory was 129.8MB in the beginning and 134.5MB in the end (delta: -4.6MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.62ms. Allocated memory is still 172.0MB. Free memory was 134.5MB in the beginning and 131.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.08ms. Allocated memory is still 172.0MB. Free memory was 131.6MB in the beginning and 129.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.55ms. Allocated memory is still 172.0MB. Free memory was 129.5MB in the beginning and 117.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 766.58ms. Allocated memory is still 172.0MB. Free memory was 116.9MB in the beginning and 77.8MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 172.0MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1559]: 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 1567. 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] [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_max_add_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data + 1 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: 1559]: 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: 0.7s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 39 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 31 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 16:59:41,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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 612dbf80f41f45374df08897ec9d6b4558d27cd24fdc564e4c14c65d01a43fcd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:59:44,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:59:45,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 16:59:45,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:59:45,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:59:45,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 16:59:45,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:59:45,133 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:59:45,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:59:45,135 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:59:45,135 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:59:45,136 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:59:45,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:59:45,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:59:45,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:59:45,138 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:59:45,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:59:45,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:59:45,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:59:45,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:59:45,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:59:45,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:59:45,142 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:59:45,142 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:59:45,143 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:59:45,143 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 16:59:45,143 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:59:45,144 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:59:45,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:59:45,144 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:59:45,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:59:45,145 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:59:45,146 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:59:45,146 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:59:45,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:59:45,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:59:45,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:59:45,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:59:45,148 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:59:45,149 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:59:45,149 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:59:45,150 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:59:45,150 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:59:45,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:59:45,151 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_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 612dbf80f41f45374df08897ec9d6b4558d27cd24fdc564e4c14c65d01a43fcd [2024-11-08 16:59:45,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:59:45,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:59:45,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:59:45,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:59:45,673 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:59:45,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i Unable to find full path for "g++" [2024-11-08 16:59:48,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:59:48,592 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:59:48,593 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_13_bad.i [2024-11-08 16:59:48,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data/b8dfbee2b/d5905280d9d846c098ff38f205ab50a8/FLAG177446db4 [2024-11-08 16:59:48,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/data/b8dfbee2b/d5905280d9d846c098ff38f205ab50a8 [2024-11-08 16:59:48,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:59:48,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:59:48,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:59:48,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:59:48,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:59:48,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:59:48" (1/1) ... [2024-11-08 16:59:48,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7904139d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:48, skipping insertion in model container [2024-11-08 16:59:48,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:59:48" (1/1) ... [2024-11-08 16:59:48,748 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:59:50,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:59:50,411 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:59:50,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:59:50,748 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:59:50,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50 WrapperNode [2024-11-08 16:59:50,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:59:50,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:59:50,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:59:50,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:59:50,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,819 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 16:59:50,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:59:50,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:59:50,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:59:50,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:59:50,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,839 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,852 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 16:59:50,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:59:50,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:59:50,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:59:50,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:59:50,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (1/1) ... [2024-11-08 16:59:50,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:59:50,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:59:50,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:59:50,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:59:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 16:59:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 16:59:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:59:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:59:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:59:51,157 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:59:51,160 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:59:51,352 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 16:59:51,352 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:59:51,370 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:59:51,371 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:59:51,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:59:51 BoogieIcfgContainer [2024-11-08 16:59:51,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:59:51,376 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:59:51,377 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:59:51,381 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:59:51,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:59:48" (1/3) ... [2024-11-08 16:59:51,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d940456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:59:51, skipping insertion in model container [2024-11-08 16:59:51,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:59:50" (2/3) ... [2024-11-08 16:59:51,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d940456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:59:51, skipping insertion in model container [2024-11-08 16:59:51,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:59:51" (3/3) ... [2024-11-08 16:59:51,386 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_add_13_bad.i [2024-11-08 16:59:51,409 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:59:51,410 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 16:59:51,489 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:59:51,497 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;@ddc8b7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:59:51,498 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 16:59:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 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 16:59:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 16:59:51,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:59:51,513 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:59:51,514 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:59:51,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:59:51,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283690, now seen corresponding path program 1 times [2024-11-08 16:59:51,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:59:51,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [89825166] [2024-11-08 16:59:51,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:59:51,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:59:51,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:59:51,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:59:51,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:59:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:59:51,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:59:51,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:59:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:59:51,716 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:59:51,717 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:59:51,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89825166] [2024-11-08 16:59:51,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89825166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:59:51,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:59:51,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 16:59:51,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267614450] [2024-11-08 16:59:51,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:59:51,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:59:51,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:59:51,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:59:51,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:59:51,769 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 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) Second operand has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:59:51,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:59:51,791 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2024-11-08 16:59:51,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:59:51,794 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-08 16:59:51,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:59:51,804 INFO L225 Difference]: With dead ends: 21 [2024-11-08 16:59:51,804 INFO L226 Difference]: Without dead ends: 13 [2024-11-08 16:59:51,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:59:51,815 INFO L432 NwaCegarLoop]: 23 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, 23 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 [2024-11-08 16:59:51,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:59:51,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-08 16:59:51,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-08 16:59:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2024-11-08 16:59:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2024-11-08 16:59:51,861 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2024-11-08 16:59:51,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:59:51,862 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-11-08 16:59:51,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:59:51,863 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 16:59:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 16:59:51,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:59:51,864 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:59:51,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 16:59:52,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:59:52,069 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:59:52,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:59:52,070 INFO L85 PathProgramCache]: Analyzing trace with hash 924121485, now seen corresponding path program 1 times [2024-11-08 16:59:52,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:59:52,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [901332227] [2024-11-08 16:59:52,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:59:52,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:59:52,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:59:52,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:59:52,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:59:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:59:52,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:59:52,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:59:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:59:52,245 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:59:52,245 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:59:52,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901332227] [2024-11-08 16:59:52,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901332227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:59:52,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:59:52,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:59:52,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832142164] [2024-11-08 16:59:52,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:59:52,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:59:52,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:59:52,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:59:52,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:59:52,251 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2024-11-08 16:59:52,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:59:52,261 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2024-11-08 16:59:52,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:59:52,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) Word has length 12 [2024-11-08 16:59:52,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:59:52,263 INFO L225 Difference]: With dead ends: 17 [2024-11-08 16:59:52,263 INFO L226 Difference]: Without dead ends: 13 [2024-11-08 16:59:52,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:59:52,265 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:59:52,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:59:52,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-08 16:59:52,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-08 16:59:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-11-08 16:59:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-08 16:59:52,273 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 12 [2024-11-08 16:59:52,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:59:52,274 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-11-08 16:59:52,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2024-11-08 16:59:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-08 16:59:52,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 16:59:52,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:59:52,276 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:59:52,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 16:59:52,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:59:52,481 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:59:52,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:59:52,482 INFO L85 PathProgramCache]: Analyzing trace with hash 924061903, now seen corresponding path program 1 times [2024-11-08 16:59:52,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:59:52,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1310754722] [2024-11-08 16:59:52,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:59:52,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:59:52,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:59:52,486 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:59:52,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 16:59:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:59:52,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:59:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:59:52,688 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 16:59:52,689 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:59:52,691 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 16:59:52,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 16:59:52,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 16:59:52,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:59:52,905 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 16:59:52,953 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:59:52,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:59:52 BoogieIcfgContainer [2024-11-08 16:59:52,963 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:59:52,965 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:59:52,965 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:59:52,965 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:59:52,966 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:59:51" (3/4) ... [2024-11-08 16:59:52,978 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:59:52,980 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:59:52,985 INFO L158 Benchmark]: Toolchain (without parser) took 4323.37ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 37.3MB in the beginning and 52.8MB in the end (delta: -15.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 16:59:52,985 INFO L158 Benchmark]: CDTParser took 1.60ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:59:52,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2087.99ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 37.2MB in the beginning and 43.1MB in the end (delta: -6.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-08 16:59:52,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.47ms. Allocated memory is still 81.8MB. Free memory was 43.1MB in the beginning and 40.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:59:52,992 INFO L158 Benchmark]: Boogie Preprocessor took 52.31ms. Allocated memory is still 81.8MB. Free memory was 40.2MB in the beginning and 37.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:59:52,992 INFO L158 Benchmark]: RCFGBuilder took 499.51ms. Allocated memory is still 81.8MB. Free memory was 37.7MB in the beginning and 48.5MB in the end (delta: -10.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 16:59:52,993 INFO L158 Benchmark]: TraceAbstraction took 1587.96ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 48.0MB in the beginning and 53.3MB in the end (delta: -5.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-11-08 16:59:53,001 INFO L158 Benchmark]: Witness Printer took 18.67ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 52.8MB in the end (delta: 546.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:59:53,012 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2087.99ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 37.2MB in the beginning and 43.1MB in the end (delta: -6.0MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.47ms. Allocated memory is still 81.8MB. Free memory was 43.1MB in the beginning and 40.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.31ms. Allocated memory is still 81.8MB. Free memory was 40.2MB in the beginning and 37.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 499.51ms. Allocated memory is still 81.8MB. Free memory was 37.7MB in the beginning and 48.5MB in the end (delta: -10.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1587.96ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 48.0MB in the beginning and 53.3MB in the end (delta: -5.3MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Witness Printer took 18.67ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 52.8MB in the end (delta: 546.7kB). 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: 1559]: 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 1567. 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] [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_max_add_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data + 1 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: 1559]: 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: 1.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 75 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 16:59:53,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502f4f05-78c7-4b2d-b6f4-de50ac09a6e7/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