./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_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 005970fb5e7667fcb8b084b766c31360a8da6b61f47d3d109d7454fcdf369448 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-09 03:58:23,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 03:58:23,280 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-03-09 03:58:23,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 03:58:23,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 03:58:23,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 03:58:23,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 03:58:23,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 03:58:23,310 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 03:58:23,310 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 03:58:23,310 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-09 03:58:23,310 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-09 03:58:23,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 03:58:23,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 03:58:23,310 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 03:58:23,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 03:58:23,312 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-09 03:58:23,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 03:58:23,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 03:58:23,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-09 03:58:23,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-09 03:58:23,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-09 03:58:23,313 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-09 03:58:23,313 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 03:58:23,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 03:58:23,313 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 03:58:23,314 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 03:58:23,314 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 03:58:23,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 03:58:23,314 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-09 03:58:23,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-09 03:58:23,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 03:58:23,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-09 03:58:23,315 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 005970fb5e7667fcb8b084b766c31360a8da6b61f47d3d109d7454fcdf369448 [2025-03-09 03:58:23,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 03:58:23,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 03:58:23,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 03:58:23,572 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 03:58:23,572 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 03:58:23,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2025-03-09 03:58:24,739 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4efe54c/cd1c66885c894312844b716156df081c/FLAGfba8ec69e [2025-03-09 03:58:25,104 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 03:58:25,105 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2025-03-09 03:58:25,133 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4efe54c/cd1c66885c894312844b716156df081c/FLAGfba8ec69e [2025-03-09 03:58:25,149 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4efe54c/cd1c66885c894312844b716156df081c [2025-03-09 03:58:25,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 03:58:25,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 03:58:25,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 03:58:25,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 03:58:25,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 03:58:25,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264b7190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25, skipping insertion in model container [2025-03-09 03:58:25,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 03:58:25,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 03:58:25,791 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 03:58:25,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 03:58:25,932 INFO L204 MainTranslator]: Completed translation [2025-03-09 03:58:25,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25 WrapperNode [2025-03-09 03:58:25,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 03:58:25,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 03:58:25,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 03:58:25,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 03:58:25,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,965 INFO L138 Inliner]: procedures = 497, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2025-03-09 03:58:25,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 03:58:25,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 03:58:25,967 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 03:58:25,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 03:58:25,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,977 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,985 INFO L175 MemorySlicer]: No memory access in input program. [2025-03-09 03:58:25,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,989 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 03:58:25,993 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 03:58:25,993 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 03:58:25,993 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 03:58:25,994 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (1/1) ... [2025-03-09 03:58:25,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 03:58:26,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 03:58:26,018 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) [2025-03-09 03:58:26,020 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 [2025-03-09 03:58:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-03-09 03:58:26,036 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-03-09 03:58:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2025-03-09 03:58:26,036 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2025-03-09 03:58:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-09 03:58:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 03:58:26,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 03:58:26,148 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 03:58:26,150 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 03:58:26,214 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-03-09 03:58:26,215 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 03:58:26,222 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 03:58:26,222 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 03:58:26,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 03:58:26 BoogieIcfgContainer [2025-03-09 03:58:26,223 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 03:58:26,224 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-09 03:58:26,224 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-09 03:58:26,228 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-09 03:58:26,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.03 03:58:25" (1/3) ... [2025-03-09 03:58:26,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6ff09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 03:58:26, skipping insertion in model container [2025-03-09 03:58:26,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 03:58:25" (2/3) ... [2025-03-09 03:58:26,230 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6ff09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 03:58:26, skipping insertion in model container [2025-03-09 03:58:26,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 03:58:26" (3/3) ... [2025-03-09 03:58:26,231 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2025-03-09 03:58:26,241 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-09 03:58:26,242 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i that has 3 procedures, 28 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2025-03-09 03:58:26,281 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-09 03:58:26,292 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;@a39f688, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-09 03:58:26,292 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-03-09 03:58:26,296 INFO L276 IsEmpty]: Start isEmpty. Operand has 28 states, 19 states have (on average 1.263157894736842) internal successors, (24), 21 states have internal predecessors, (24), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-03-09 03:58:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-03-09 03:58:26,300 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 03:58:26,301 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 03:58:26,301 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2025-03-09 03:58:26,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 03:58:26,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1798251203, now seen corresponding path program 1 times [2025-03-09 03:58:26,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 03:58:26,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892546678] [2025-03-09 03:58:26,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 03:58:26,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 03:58:26,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-03-09 03:58:26,388 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-03-09 03:58:26,389 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 03:58:26,389 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 03:58:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-03-09 03:58:26,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 03:58:26,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892546678] [2025-03-09 03:58:26,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892546678] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 03:58:26,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 03:58:26,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 03:58:26,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237844208] [2025-03-09 03:58:26,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 03:58:26,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 03:58:26,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 03:58:26,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 03:58:26,520 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 03:58:26,522 INFO L87 Difference]: Start difference. First operand has 28 states, 19 states have (on average 1.263157894736842) internal successors, (24), 21 states have internal predecessors, (24), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-09 03:58:26,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 03:58:26,552 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2025-03-09 03:58:26,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 03:58:26,557 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 21 [2025-03-09 03:58:26,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 03:58:26,562 INFO L225 Difference]: With dead ends: 29 [2025-03-09 03:58:26,562 INFO L226 Difference]: Without dead ends: 20 [2025-03-09 03:58:26,564 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 03:58:26,566 INFO L435 NwaCegarLoop]: 28 mSDtfsCounter, 4 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-09 03:58:26,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 46 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-09 03:58:26,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2025-03-09 03:58:26,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2025-03-09 03:58:26,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-03-09 03:58:26,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2025-03-09 03:58:26,590 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 22 transitions. Word has length 21 [2025-03-09 03:58:26,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 03:58:26,591 INFO L471 AbstractCegarLoop]: Abstraction has 20 states and 22 transitions. [2025-03-09 03:58:26,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-09 03:58:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2025-03-09 03:58:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-03-09 03:58:26,593 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 03:58:26,593 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 03:58:26,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-09 03:58:26,594 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2025-03-09 03:58:26,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 03:58:26,594 INFO L85 PathProgramCache]: Analyzing trace with hash 88787535, now seen corresponding path program 1 times [2025-03-09 03:58:26,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 03:58:26,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342532118] [2025-03-09 03:58:26,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 03:58:26,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 03:58:26,610 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-09 03:58:26,621 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-09 03:58:26,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 03:58:26,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 03:58:26,622 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 03:58:26,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-09 03:58:26,634 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-09 03:58:26,634 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 03:58:26,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 03:58:26,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 03:58:26,648 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-09 03:58:26,650 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2025-03-09 03:58:26,651 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2025-03-09 03:58:26,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-09 03:58:26,653 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-09 03:58:26,668 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-09 03:58:26,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.03 03:58:26 BoogieIcfgContainer [2025-03-09 03:58:26,670 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-09 03:58:26,671 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-09 03:58:26,671 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-09 03:58:26,671 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-09 03:58:26,672 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 03:58:26" (3/4) ... [2025-03-09 03:58:26,672 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-03-09 03:58:26,707 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 11. [2025-03-09 03:58:26,747 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-09 03:58:26,747 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-09 03:58:26,747 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-09 03:58:26,748 INFO L158 Benchmark]: Toolchain (without parser) took 1596.44ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 66.9MB in the end (delta: 42.5MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2025-03-09 03:58:26,748 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 03:58:26,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.10ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 50.4MB in the end (delta: 58.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-03-09 03:58:26,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.26ms. Allocated memory is still 142.6MB. Free memory was 50.4MB in the beginning and 48.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 03:58:26,749 INFO L158 Benchmark]: Boogie Preprocessor took 24.61ms. Allocated memory is still 142.6MB. Free memory was 48.2MB in the beginning and 46.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-09 03:58:26,749 INFO L158 Benchmark]: IcfgBuilder took 229.81ms. Allocated memory is still 142.6MB. Free memory was 46.6MB in the beginning and 103.2MB in the end (delta: -56.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2025-03-09 03:58:26,749 INFO L158 Benchmark]: TraceAbstraction took 446.18ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 73.0MB in the end (delta: 29.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-09 03:58:26,749 INFO L158 Benchmark]: Witness Printer took 76.46ms. Allocated memory is still 142.6MB. Free memory was 73.0MB in the beginning and 66.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-09 03:58:26,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.10ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 50.4MB in the end (delta: 58.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.26ms. Allocated memory is still 142.6MB. Free memory was 50.4MB in the beginning and 48.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.61ms. Allocated memory is still 142.6MB. Free memory was 48.2MB in the beginning and 46.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 229.81ms. Allocated memory is still 142.6MB. Free memory was 46.6MB in the beginning and 103.2MB in the end (delta: -56.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 446.18ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 73.0MB in the end (delta: 29.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 76.46ms. Allocated memory is still 142.6MB. Free memory was 73.0MB in the beginning and 66.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. 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 - CounterExampleResult [Line: 1559]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \result=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \result=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalReturnsTrue() [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 28 locations, 36 edges, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 28 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred 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, 0.1s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 3/3 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, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-03-09 03:58:26,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)