./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/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_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/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_f191618f-98ea-4078-9b07-16671109a72c/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 c6ef6e7bafe69fd141c7db6902987cd8cb3d587fd0553a66fb463142b89c3940 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:30:37,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:30:38,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 17:30:38,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:30:38,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:30:38,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:30:38,135 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:30:38,135 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:30:38,136 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:30:38,137 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:30:38,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:30:38,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:30:38,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:30:38,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:30:38,139 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:30:38,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:30:38,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:30:38,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:30:38,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:30:38,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:30:38,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:30:38,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:30:38,143 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:30:38,143 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:30:38,143 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:30:38,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:30:38,144 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:30:38,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:30:38,145 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:30:38,145 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:30:38,146 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:30:38,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:30:38,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:30:38,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:30:38,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:30:38,147 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:30:38,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:30:38,148 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:30:38,148 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:30:38,165 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:30:38,165 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:30:38,166 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_f191618f-98ea-4078-9b07-16671109a72c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6ef6e7bafe69fd141c7db6902987cd8cb3d587fd0553a66fb463142b89c3940 [2024-11-08 17:30:38,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:30:38,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:30:38,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:30:38,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:30:38,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:30:38,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i Unable to find full path for "g++" [2024-11-08 17:30:40,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:30:41,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:30:41,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i [2024-11-08 17:30:41,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data/5bce886d8/9b8839a7721d4470a3043d4d80f9a040/FLAGada0de58c [2024-11-08 17:30:41,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data/5bce886d8/9b8839a7721d4470a3043d4d80f9a040 [2024-11-08 17:30:41,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:30:41,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:30:41,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:30:41,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:30:41,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:30:41,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:30:41" (1/1) ... [2024-11-08 17:30:41,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47763bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:41, skipping insertion in model container [2024-11-08 17:30:41,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:30:41" (1/1) ... [2024-11-08 17:30:41,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:30:44,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:30:44,300 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:30:44,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:30:44,807 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:30:44,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44 WrapperNode [2024-11-08 17:30:44,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:30:44,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:30:44,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:30:44,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:30:44,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,912 INFO L138 Inliner]: procedures = 936, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 17:30:44,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:30:44,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:30:44,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:30:44,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:30:44,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,945 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,967 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 17:30:44,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:44,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:45,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:30:45,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:30:45,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:30:45,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:30:45,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (1/1) ... [2024-11-08 17:30:45,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:30:45,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:30:45,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:30:45,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:30:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:30:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:30:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:30:45,136 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:30:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:30:45,324 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:30:45,328 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:30:45,467 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 17:30:45,468 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:30:45,485 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:30:45,486 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:30:45,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:30:45 BoogieIcfgContainer [2024-11-08 17:30:45,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:30:45,492 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:30:45,493 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:30:45,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:30:45,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:30:41" (1/3) ... [2024-11-08 17:30:45,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2445013d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:30:45, skipping insertion in model container [2024-11-08 17:30:45,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:44" (2/3) ... [2024-11-08 17:30:45,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2445013d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:30:45, skipping insertion in model container [2024-11-08 17:30:45,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:30:45" (3/3) ... [2024-11-08 17:30:45,503 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_45_bad.i [2024-11-08 17:30:45,530 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:30:45,530 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:30:45,609 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:30:45,619 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;@75276ffc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:30:45,619 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:30:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 17:30:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 17:30:45,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:45,634 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:45,635 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:30:45,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:45,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times [2024-11-08 17:30:45,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:45,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984228035] [2024-11-08 17:30:45,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:45,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:45,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:30:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:45,967 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 17:30:45,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:45,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984228035] [2024-11-08 17:30:45,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984228035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:45,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:45,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 17:30:45,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249157409] [2024-11-08 17:30:45,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:45,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:30:45,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:46,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:30:46,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:30:46,011 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:30:46,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:46,031 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-11-08 17:30:46,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:30:46,036 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-08 17:30:46,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:46,045 INFO L225 Difference]: With dead ends: 20 [2024-11-08 17:30:46,045 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 17:30:46,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 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 17:30:46,054 INFO L432 NwaCegarLoop]: 20 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, 20 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 17:30:46,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:30:46,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 17:30:46,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 17:30:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:30:46,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 17:30:46,106 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 17:30:46,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:46,107 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 17:30:46,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 17:30:46,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 17:30:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:30:46,111 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:46,112 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:46,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:30:46,112 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:30:46,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:46,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 17:30:46,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:46,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434851253] [2024-11-08 17:30:46,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:46,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 17:30:46,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [308172480] [2024-11-08 17:30:46,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:46,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:30:46,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:30:46,155 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:30:46,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:30:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:30:46,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:30:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:30:46,333 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:30:46,334 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:30:46,336 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:30:46,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:30:46,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 17:30:46,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-08 17:30:46,549 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 17:30:46,575 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:30:46,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:30:46 BoogieIcfgContainer [2024-11-08 17:30:46,580 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:30:46,581 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:30:46,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:30:46,581 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:30:46,582 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:30:45" (3/4) ... [2024-11-08 17:30:46,586 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:30:46,587 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:30:46,588 INFO L158 Benchmark]: Toolchain (without parser) took 5035.87ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 113.1MB in the beginning and 106.6MB in the end (delta: 6.5MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-11-08 17:30:46,588 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:30:46,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3254.98ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 113.1MB in the beginning and 74.9MB in the end (delta: 38.1MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. [2024-11-08 17:30:46,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.02ms. Allocated memory is still 197.1MB. Free memory was 74.9MB in the beginning and 157.9MB in the end (delta: -83.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:30:46,591 INFO L158 Benchmark]: Boogie Preprocessor took 93.93ms. Allocated memory is still 197.1MB. Free memory was 157.9MB in the beginning and 155.8MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:30:46,591 INFO L158 Benchmark]: RCFGBuilder took 480.00ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 142.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 17:30:46,592 INFO L158 Benchmark]: TraceAbstraction took 1087.73ms. Allocated memory is still 197.1MB. Free memory was 141.2MB in the beginning and 106.6MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 17:30:46,592 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 197.1MB. Free memory is still 106.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:30:46,596 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3254.98ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 113.1MB in the beginning and 74.9MB in the end (delta: 38.1MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.02ms. Allocated memory is still 197.1MB. Free memory was 74.9MB in the beginning and 157.9MB in the end (delta: -83.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.93ms. Allocated memory is still 197.1MB. Free memory was 157.9MB in the beginning and 155.8MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 480.00ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 142.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1087.73ms. Allocated memory is still 197.1MB. Free memory was 141.2MB in the beginning and 106.6MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 6.04ms. Allocated memory is still 197.1MB. Free memory is still 106.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1839]: 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 1854. 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); [L1832] static int CWE190_Integer_Overflow__int_fscanf_square_45_badData; [L1833] static int CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData; [L1834] static int CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1854] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1855] CALL CWE190_Integer_Overflow__int_fscanf_square_45_bad() [L1845] int data; [L1846] data = 0 [L1848] CWE190_Integer_Overflow__int_fscanf_square_45_badData = data [L1849] CALL badSink() [L1837] int data = CWE190_Integer_Overflow__int_fscanf_square_45_badData; VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=46341, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] data * data VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=46341, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, 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: 1839]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:30:46,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/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_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/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_f191618f-98ea-4078-9b07-16671109a72c/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 c6ef6e7bafe69fd141c7db6902987cd8cb3d587fd0553a66fb463142b89c3940 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:30:49,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:30:49,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 17:30:49,732 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:30:49,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:30:49,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 17:30:49,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:30:49,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:30:49,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:30:49,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:30:49,780 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:30:49,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:30:49,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:30:49,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:30:49,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:30:49,789 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:30:49,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:30:49,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:30:49,790 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:30:49,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:30:49,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:30:49,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:30:49,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:30:49,795 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:30:49,796 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:30:49,796 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:30:49,796 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:30:49,797 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:30:49,797 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:30:49,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:30:49,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:30:49,800 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:30:49,800 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:30:49,801 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:30:49,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:30:49,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:30:49,802 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:30:49,802 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:30:49,802 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:30:49,804 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:30:49,805 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:30:49,805 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:30:49,805 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:30:49,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:30:49,806 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_f191618f-98ea-4078-9b07-16671109a72c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6ef6e7bafe69fd141c7db6902987cd8cb3d587fd0553a66fb463142b89c3940 [2024-11-08 17:30:50,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:30:50,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:30:50,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:30:50,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:30:50,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:30:50,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i Unable to find full path for "g++" [2024-11-08 17:30:52,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:30:53,447 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:30:53,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_45_bad.i [2024-11-08 17:30:53,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data/0d626d222/94958cf6f606448d85e92203d18951ad/FLAG384d53abe [2024-11-08 17:30:53,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/data/0d626d222/94958cf6f606448d85e92203d18951ad [2024-11-08 17:30:53,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:30:53,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:30:53,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:30:53,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:30:53,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:30:53,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:30:53" (1/1) ... [2024-11-08 17:30:53,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55412546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:53, skipping insertion in model container [2024-11-08 17:30:53,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:30:53" (1/1) ... [2024-11-08 17:30:53,642 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:30:55,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:30:55,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:30:55,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:30:56,239 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:30:56,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56 WrapperNode [2024-11-08 17:30:56,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:30:56,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:30:56,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:30:56,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:30:56,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,323 INFO L138 Inliner]: procedures = 941, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 17:30:56,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:30:56,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:30:56,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:30:56,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:30:56,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,344 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,355 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 17:30:56,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:30:56,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:30:56,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:30:56,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:30:56,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (1/1) ... [2024-11-08 17:30:56,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:30:56,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:30:56,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:30:56,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:30:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:30:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:30:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:30:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:30:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:30:56,693 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:30:56,696 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:30:59,105 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 17:30:59,106 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:30:59,120 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:30:59,120 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:30:59,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:30:59 BoogieIcfgContainer [2024-11-08 17:30:59,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:30:59,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:30:59,124 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:30:59,128 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:30:59,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:30:53" (1/3) ... [2024-11-08 17:30:59,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6283974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:30:59, skipping insertion in model container [2024-11-08 17:30:59,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:30:56" (2/3) ... [2024-11-08 17:30:59,130 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6283974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:30:59, skipping insertion in model container [2024-11-08 17:30:59,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:30:59" (3/3) ... [2024-11-08 17:30:59,135 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_45_bad.i [2024-11-08 17:30:59,157 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:30:59,157 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:30:59,256 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:30:59,264 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;@134b30af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:30:59,264 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:30:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 17:30:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 17:30:59,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:59,278 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:59,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:30:59,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:59,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times [2024-11-08 17:30:59,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:30:59,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [595406922] [2024-11-08 17:30:59,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:59,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:30:59,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:30:59,303 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:30:59,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:31:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:31:00,047 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:31:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:31:00,839 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 17:31:00,841 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:31:00,843 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:31:00,845 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:31:00,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 17:31:01,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:31:01,054 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 17:31:01,077 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:31:01,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:31:01 BoogieIcfgContainer [2024-11-08 17:31:01,081 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:31:01,081 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:31:01,082 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:31:01,082 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:31:01,083 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:30:59" (3/4) ... [2024-11-08 17:31:01,090 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:31:01,091 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:31:01,093 INFO L158 Benchmark]: Toolchain (without parser) took 7573.41ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 44.3MB in the beginning and 51.0MB in the end (delta: -6.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-08 17:31:01,094 INFO L158 Benchmark]: CDTParser took 1.67ms. Allocated memory is still 54.5MB. Free memory is still 30.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:31:01,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2717.43ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 44.0MB in the beginning and 59.2MB in the end (delta: -15.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-08 17:31:01,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.07ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 55.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:31:01,097 INFO L158 Benchmark]: Boogie Preprocessor took 56.02ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 52.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:31:01,098 INFO L158 Benchmark]: RCFGBuilder took 2738.42ms. Allocated memory is still 96.5MB. Free memory was 52.3MB in the beginning and 38.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 17:31:01,098 INFO L158 Benchmark]: TraceAbstraction took 1957.26ms. Allocated memory is still 96.5MB. Free memory was 38.3MB in the beginning and 51.0MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:31:01,099 INFO L158 Benchmark]: Witness Printer took 10.31ms. Allocated memory is still 96.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:31:01,103 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67ms. Allocated memory is still 54.5MB. Free memory is still 30.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2717.43ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 44.0MB in the beginning and 59.2MB in the end (delta: -15.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.07ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 55.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.02ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 52.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2738.42ms. Allocated memory is still 96.5MB. Free memory was 52.3MB in the beginning and 38.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1957.26ms. Allocated memory is still 96.5MB. Free memory was 38.3MB in the beginning and 51.0MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 10.31ms. Allocated memory is still 96.5MB. Free memory is still 51.0MB. 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: 1839]: 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 1854. 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); [L1832] static int CWE190_Integer_Overflow__int_fscanf_square_45_badData; [L1833] static int CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData; [L1834] static int CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1854] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1855] CALL CWE190_Integer_Overflow__int_fscanf_square_45_bad() [L1845] int data; [L1846] data = 0 [L1848] CWE190_Integer_Overflow__int_fscanf_square_45_badData = data [L1849] CALL badSink() [L1837] int data = CWE190_Integer_Overflow__int_fscanf_square_45_badData; VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=-2147483648, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] data * data VAL [CWE190_Integer_Overflow__int_fscanf_square_45_badData=-2147483648, CWE190_Integer_Overflow__int_fscanf_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_square_45_goodG2BData=0, 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: 1839]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:31:01,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f191618f-98ea-4078-9b07-16671109a72c/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