./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 14:56:28,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 14:56:28,751 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-13 14:56:28,754 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 14:56:28,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 14:56:28,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 14:56:28,773 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 14:56:28,773 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 14:56:28,774 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 14:56:28,776 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 14:56:28,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 14:56:28,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 14:56:28,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 14:56:28,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 14:56:28,778 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 14:56:28,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 14:56:28,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 14:56:28,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 14:56:28,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 14:56:28,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 14:56:28,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 14:56:28,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 14:56:28,780 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 14:56:28,780 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 14:56:28,781 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 14:56:28,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 14:56:28,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 14:56:28,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 14:56:28,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 14:56:28,781 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 14:56:28,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 14:56:28,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:56:28,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 14:56:28,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 14:56:28,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 14:56:28,783 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 14:56:28,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 14:56:28,783 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 14:56:28,784 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 14:56:28,784 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 14:56:28,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 14:56:28,784 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 [2024-10-13 14:56:28,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 14:56:28,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 14:56:28,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 14:56:28,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 14:56:28,997 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 14:56:28,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-10-13 14:56:30,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 14:56:30,493 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 14:56:30,493 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-10-13 14:56:30,517 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e525a6d8f/4dd9449120bc45dfab661aeff5fa0cb4/FLAGad9fe1fbd [2024-10-13 14:56:30,811 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e525a6d8f/4dd9449120bc45dfab661aeff5fa0cb4 [2024-10-13 14:56:30,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 14:56:30,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 14:56:30,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 14:56:30,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 14:56:30,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 14:56:30,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:56:30" (1/1) ... [2024-10-13 14:56:30,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5910dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:30, skipping insertion in model container [2024-10-13 14:56:30,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:56:30" (1/1) ... [2024-10-13 14:56:30,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 14:56:31,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:56:31,437 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 14:56:31,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:56:31,581 INFO L204 MainTranslator]: Completed translation [2024-10-13 14:56:31,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31 WrapperNode [2024-10-13 14:56:31,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 14:56:31,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 14:56:31,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 14:56:31,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 14:56:31,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,616 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,636 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-10-13 14:56:31,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 14:56:31,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 14:56:31,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 14:56:31,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 14:56:31,646 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,652 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,662 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-13 14:56:31,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 14:56:31,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 14:56:31,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 14:56:31,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 14:56:31,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (1/1) ... [2024-10-13 14:56:31,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:56:31,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:56:31,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 14:56:31,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 14:56:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-13 14:56:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-13 14:56:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 14:56:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 14:56:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 14:56:31,867 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 14:56:31,869 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 14:56:31,946 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-10-13 14:56:31,947 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 14:56:31,978 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 14:56:31,978 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 14:56:31,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:56:31 BoogieIcfgContainer [2024-10-13 14:56:31,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 14:56:31,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 14:56:31,983 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 14:56:31,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 14:56:31,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:56:30" (1/3) ... [2024-10-13 14:56:31,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a469b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:56:31, skipping insertion in model container [2024-10-13 14:56:31,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:31" (2/3) ... [2024-10-13 14:56:31,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a469b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:56:31, skipping insertion in model container [2024-10-13 14:56:31,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:56:31" (3/3) ... [2024-10-13 14:56:31,988 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-10-13 14:56:32,004 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 14:56:32,004 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-13 14:56:32,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 14:56:32,059 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;@1b4638b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 14:56:32,059 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-13 14:56:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 14:56:32,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-13 14:56:32,072 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:56:32,072 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:56:32,073 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-13 14:56:32,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:56:32,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1506175351, now seen corresponding path program 1 times [2024-10-13 14:56:32,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:56:32,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575584903] [2024-10-13 14:56:32,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:56:32,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:56:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:56:32,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 14:56:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:56:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:56:32,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 14:56:32,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575584903] [2024-10-13 14:56:32,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575584903] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:56:32,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:56:32,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 14:56:32,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329627482] [2024-10-13 14:56:32,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:56:32,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 14:56:32,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 14:56:32,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 14:56:32,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 14:56:32,423 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 14:56:32,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:56:32,453 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2024-10-13 14:56:32,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 14:56:32,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2024-10-13 14:56:32,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:56:32,462 INFO L225 Difference]: With dead ends: 14 [2024-10-13 14:56:32,463 INFO L226 Difference]: Without dead ends: 10 [2024-10-13 14:56:32,465 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 [2024-10-13 14:56:32,469 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:56:32,470 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 17 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:56:32,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-13 14:56:32,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-13 14:56:32,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 14:56:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-13 14:56:32,494 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-13 14:56:32,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:56:32,494 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-13 14:56:32,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 14:56:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-13 14:56:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-13 14:56:32,495 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:56:32,495 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:56:32,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 14:56:32,495 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-13 14:56:32,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:56:32,496 INFO L85 PathProgramCache]: Analyzing trace with hash -553204329, now seen corresponding path program 1 times [2024-10-13 14:56:32,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 14:56:32,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906469623] [2024-10-13 14:56:32,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:56:32,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 14:56:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 14:56:32,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 14:56:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 14:56:32,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 14:56:32,546 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-13 14:56:32,548 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-13 14:56:32,551 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-13 14:56:32,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 14:56:32,555 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-13 14:56:32,570 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 14:56:32,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 02:56:32 BoogieIcfgContainer [2024-10-13 14:56:32,573 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 14:56:32,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 14:56:32,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 14:56:32,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 14:56:32,574 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:56:31" (3/4) ... [2024-10-13 14:56:32,576 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 14:56:32,577 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 14:56:32,577 INFO L158 Benchmark]: Toolchain (without parser) took 1761.66ms. Allocated memory is still 180.4MB. Free memory was 119.8MB in the beginning and 122.5MB in the end (delta: -2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:56:32,577 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 96.5MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:56:32,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.43ms. Allocated memory is still 180.4MB. Free memory was 119.3MB in the beginning and 100.1MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-13 14:56:32,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.39ms. Allocated memory is still 180.4MB. Free memory was 100.1MB in the beginning and 97.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 14:56:32,578 INFO L158 Benchmark]: Boogie Preprocessor took 43.98ms. Allocated memory is still 180.4MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 14:56:32,579 INFO L158 Benchmark]: RCFGBuilder took 297.33ms. Allocated memory is still 180.4MB. Free memory was 94.9MB in the beginning and 81.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-13 14:56:32,579 INFO L158 Benchmark]: TraceAbstraction took 590.34ms. Allocated memory is still 180.4MB. Free memory was 80.2MB in the beginning and 123.5MB in the end (delta: -43.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:56:32,579 INFO L158 Benchmark]: Witness Printer took 3.48ms. Allocated memory is still 180.4MB. Free memory was 123.5MB in the beginning and 122.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:56:32,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 96.5MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.43ms. Allocated memory is still 180.4MB. Free memory was 119.3MB in the beginning and 100.1MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.39ms. Allocated memory is still 180.4MB. Free memory was 100.1MB in the beginning and 97.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.98ms. Allocated memory is still 180.4MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.33ms. Allocated memory is still 180.4MB. Free memory was 94.9MB in the beginning and 81.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 590.34ms. Allocated memory is still 180.4MB. Free memory was 80.2MB in the beginning and 123.5MB in the end (delta: -43.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.48ms. Allocated memory is still 180.4MB. Free memory was 123.5MB in the beginning and 122.5MB in the end (delta: 1.0MB). 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: 1555]: 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 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1549] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_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) [L1571] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_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] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_45_bad() [L1562] int data; [L1563] data = 0 [L1565] CWE190_Integer_Overflow__int_fscanf_postinc_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1555] data++ VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_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: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 9 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 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 [2024-10-13 14:56:32,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 14:56:34,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 14:56:34,554 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-13 14:56:34,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 14:56:34,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 14:56:34,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-13 14:56:34,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 14:56:34,582 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 14:56:34,583 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 14:56:34,584 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 14:56:34,585 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 14:56:34,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 14:56:34,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 14:56:34,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 14:56:34,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 14:56:34,588 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 14:56:34,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 14:56:34,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 14:56:34,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 14:56:34,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 14:56:34,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 14:56:34,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 14:56:34,590 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-13 14:56:34,590 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-13 14:56:34,590 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 14:56:34,590 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 14:56:34,590 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-13 14:56:34,591 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 14:56:34,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 14:56:34,591 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 14:56:34,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 14:56:34,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 14:56:34,591 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 14:56:34,591 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 14:56:34,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:56:34,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 14:56:34,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 14:56:34,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 14:56:34,605 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-13 14:56:34,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-13 14:56:34,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 14:56:34,606 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 14:56:34,607 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 14:56:34,607 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 14:56:34,607 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-13 14:56:34,607 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 [2024-10-13 14:56:34,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 14:56:34,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 14:56:34,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 14:56:34,916 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 14:56:34,916 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 14:56:34,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-10-13 14:56:36,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 14:56:36,531 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 14:56:36,532 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-10-13 14:56:36,557 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8380324f/7dec79632ab6497aa987145558ac9ce2/FLAG7c6a87030 [2024-10-13 14:56:36,573 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8380324f/7dec79632ab6497aa987145558ac9ce2 [2024-10-13 14:56:36,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 14:56:36,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 14:56:36,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 14:56:36,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 14:56:36,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 14:56:36,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:56:36" (1/1) ... [2024-10-13 14:56:36,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e75915d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:36, skipping insertion in model container [2024-10-13 14:56:36,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:56:36" (1/1) ... [2024-10-13 14:56:36,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 14:56:37,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:56:37,248 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 14:56:37,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 14:56:37,419 INFO L204 MainTranslator]: Completed translation [2024-10-13 14:56:37,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37 WrapperNode [2024-10-13 14:56:37,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 14:56:37,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 14:56:37,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 14:56:37,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 14:56:37,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,476 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-10-13 14:56:37,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 14:56:37,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 14:56:37,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 14:56:37,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 14:56:37,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,494 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,512 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-13 14:56:37,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 14:56:37,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 14:56:37,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 14:56:37,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 14:56:37,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (1/1) ... [2024-10-13 14:56:37,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 14:56:37,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 14:56:37,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 14:56:37,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 14:56:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-13 14:56:37,596 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-13 14:56:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 14:56:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 14:56:37,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 14:56:37,753 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 14:56:37,754 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 14:56:37,855 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-13 14:56:37,855 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 14:56:37,909 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 14:56:37,910 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 14:56:37,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:56:37 BoogieIcfgContainer [2024-10-13 14:56:37,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 14:56:37,912 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 14:56:37,912 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 14:56:37,915 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 14:56:37,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:56:36" (1/3) ... [2024-10-13 14:56:37,916 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53883c37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:56:37, skipping insertion in model container [2024-10-13 14:56:37,916 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:56:37" (2/3) ... [2024-10-13 14:56:37,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53883c37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:56:37, skipping insertion in model container [2024-10-13 14:56:37,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:56:37" (3/3) ... [2024-10-13 14:56:37,919 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-10-13 14:56:37,933 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 14:56:37,934 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-13 14:56:37,990 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 14:56:37,997 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;@7179ab6d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 14:56:37,997 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-13 14:56:38,001 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 14:56:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-13 14:56:38,008 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:56:38,008 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:56:38,009 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-13 14:56:38,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:56:38,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1506175351, now seen corresponding path program 1 times [2024-10-13 14:56:38,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 14:56:38,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [452901862] [2024-10-13 14:56:38,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:56:38,025 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:56:38,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 14:56:38,028 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-13 14:56:38,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-13 14:56:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 14:56:38,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-13 14:56:38,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 14:56:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 14:56:38,142 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 14:56:38,142 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 14:56:38,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [452901862] [2024-10-13 14:56:38,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [452901862] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 14:56:38,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 14:56:38,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-13 14:56:38,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024515116] [2024-10-13 14:56:38,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 14:56:38,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 14:56:38,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 14:56:38,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 14:56:38,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 14:56:38,174 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 14:56:38,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 14:56:38,196 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2024-10-13 14:56:38,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 14:56:38,199 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2024-10-13 14:56:38,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 14:56:38,205 INFO L225 Difference]: With dead ends: 14 [2024-10-13 14:56:38,206 INFO L226 Difference]: Without dead ends: 10 [2024-10-13 14:56:38,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 14:56:38,211 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 14:56:38,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 14:56:38,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-13 14:56:38,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-13 14:56:38,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 14:56:38,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-13 14:56:38,238 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-13 14:56:38,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 14:56:38,239 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-13 14:56:38,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 14:56:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-13 14:56:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-13 14:56:38,240 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 14:56:38,240 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 14:56:38,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-13 14:56:38,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:56:38,443 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-13 14:56:38,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 14:56:38,445 INFO L85 PathProgramCache]: Analyzing trace with hash -553204329, now seen corresponding path program 1 times [2024-10-13 14:56:38,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 14:56:38,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995734840] [2024-10-13 14:56:38,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 14:56:38,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:56:38,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 14:56:38,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-13 14:56:38,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-13 14:56:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 14:56:38,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 14:56:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 14:56:38,573 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-13 14:56:38,574 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-13 14:56:38,575 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-13 14:56:38,581 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-13 14:56:38,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-13 14:56:38,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-13 14:56:38,785 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-13 14:56:38,826 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 14:56:38,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 02:56:38 BoogieIcfgContainer [2024-10-13 14:56:38,837 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 14:56:38,838 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 14:56:38,838 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 14:56:38,838 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 14:56:38,839 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:56:37" (3/4) ... [2024-10-13 14:56:38,841 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 14:56:38,846 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 14:56:38,847 INFO L158 Benchmark]: Toolchain (without parser) took 2269.83ms. Allocated memory was 58.7MB in the beginning and 100.7MB in the end (delta: 41.9MB). Free memory was 29.3MB in the beginning and 69.9MB in the end (delta: -40.6MB). Peak memory consumption was 123.4kB. Max. memory is 16.1GB. [2024-10-13 14:56:38,848 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:56:38,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.12ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 29.0MB in the beginning and 45.9MB in the end (delta: -16.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-13 14:56:38,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.73ms. Allocated memory is still 79.7MB. Free memory was 45.9MB in the beginning and 42.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 14:56:38,850 INFO L158 Benchmark]: Boogie Preprocessor took 50.74ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 40.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 14:56:38,853 INFO L158 Benchmark]: RCFGBuilder took 381.37ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 50.7MB in the end (delta: -10.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-13 14:56:38,854 INFO L158 Benchmark]: TraceAbstraction took 925.23ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 49.8MB in the beginning and 70.6MB in the end (delta: -20.8MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-10-13 14:56:38,854 INFO L158 Benchmark]: Witness Printer took 8.63ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 69.9MB in the end (delta: 656.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 14:56:38,856 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.12ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 29.0MB in the beginning and 45.9MB in the end (delta: -16.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.73ms. Allocated memory is still 79.7MB. Free memory was 45.9MB in the beginning and 42.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.74ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 40.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 381.37ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 50.7MB in the end (delta: -10.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 925.23ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 49.8MB in the beginning and 70.6MB in the end (delta: -20.8MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Witness Printer took 8.63ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 69.9MB in the end (delta: 656.7kB). 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: 1555]: 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 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1549] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_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) [L1571] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_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] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_45_bad() [L1562] int data; [L1563] data = 0 [L1565] CWE190_Integer_Overflow__int_fscanf_postinc_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1555] data++ VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_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: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-13 14:56:38,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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