./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 61be2c02b1c6a48a0ade796ef932fc9f32a4b5ee89409761f46545bf82bedcd1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 12:53:12,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 12:53:12,113 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-02-08 12:53:12,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 12:53:12,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 12:53:12,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 12:53:12,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 12:53:12,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 12:53:12,152 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 12:53:12,152 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 12:53:12,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 12:53:12,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 12:53:12,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 12:53:12,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 12:53:12,154 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 12:53:12,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 12:53:12,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 12:53:12,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 12:53:12,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 12:53:12,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 12:53:12,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 12:53:12,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 12:53:12,156 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 12:53:12,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 12:53:12,157 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 12:53:12,157 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 12:53:12,157 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-jdk21/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 -> 61be2c02b1c6a48a0ade796ef932fc9f32a4b5ee89409761f46545bf82bedcd1 [2025-02-08 12:53:12,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 12:53:12,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 12:53:12,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 12:53:12,472 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 12:53:12,472 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 12:53:12,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_good.i [2025-02-08 12:53:13,774 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6e9d0379c/cb65107af50f4571ad2a3c15420993bf/FLAG1fb80b52f [2025-02-08 12:53:14,180 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 12:53:14,180 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_good.i [2025-02-08 12:53:14,207 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6e9d0379c/cb65107af50f4571ad2a3c15420993bf/FLAG1fb80b52f [2025-02-08 12:53:14,226 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6e9d0379c/cb65107af50f4571ad2a3c15420993bf [2025-02-08 12:53:14,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 12:53:14,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 12:53:14,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 12:53:14,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 12:53:14,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 12:53:14,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:53:14" (1/1) ... [2025-02-08 12:53:14,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d894c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:14, skipping insertion in model container [2025-02-08 12:53:14,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:53:14" (1/1) ... [2025-02-08 12:53:14,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 12:53:14,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 12:53:14,909 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 12:53:15,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 12:53:15,120 INFO L204 MainTranslator]: Completed translation [2025-02-08 12:53:15,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15 WrapperNode [2025-02-08 12:53:15,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 12:53:15,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 12:53:15,122 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 12:53:15,122 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 12:53:15,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,160 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,180 INFO L138 Inliner]: procedures = 499, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2025-02-08 12:53:15,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 12:53:15,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 12:53:15,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 12:53:15,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 12:53:15,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,193 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,203 INFO L175 MemorySlicer]: No memory access in input program. [2025-02-08 12:53:15,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,212 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 12:53:15,218 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 12:53:15,218 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 12:53:15,218 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 12:53:15,219 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (1/1) ... [2025-02-08 12:53:15,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 12:53:15,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 12:53:15,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 12:53:15,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 12:53:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2025-02-08 12:53:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2025-02-08 12:53:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2025-02-08 12:53:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2025-02-08 12:53:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-02-08 12:53:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-02-08 12:53:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 12:53:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 12:53:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 12:53:15,412 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 12:53:15,418 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 12:53:15,479 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1520: havoc #t~nondet87; [2025-02-08 12:53:15,607 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2025-02-08 12:53:15,608 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 12:53:15,619 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 12:53:15,619 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 12:53:15,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:53:15 BoogieIcfgContainer [2025-02-08 12:53:15,620 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 12:53:15,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 12:53:15,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 12:53:15,627 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 12:53:15,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 12:53:14" (1/3) ... [2025-02-08 12:53:15,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2234b610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:53:15, skipping insertion in model container [2025-02-08 12:53:15,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:53:15" (2/3) ... [2025-02-08 12:53:15,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2234b610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:53:15, skipping insertion in model container [2025-02-08 12:53:15,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:53:15" (3/3) ... [2025-02-08 12:53:15,630 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_multiply_12_good.i [2025-02-08 12:53:15,643 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 12:53:15,647 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_fscanf_multiply_12_good.i that has 4 procedures, 63 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2025-02-08 12:53:15,709 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 12:53:15,723 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;@2b770eae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 12:53:15,723 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-02-08 12:53:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.4871794871794872) internal successors, (58), 49 states have internal predecessors, (58), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-08 12:53:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-02-08 12:53:15,735 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:53:15,735 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] [2025-02-08 12:53:15,736 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:53:15,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:53:15,741 INFO L85 PathProgramCache]: Analyzing trace with hash -409266999, now seen corresponding path program 1 times [2025-02-08 12:53:15,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:53:15,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334237377] [2025-02-08 12:53:15,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:53:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:53:15,841 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-02-08 12:53:15,879 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-02-08 12:53:15,879 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:53:15,879 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:53:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-02-08 12:53:16,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:53:16,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334237377] [2025-02-08 12:53:16,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334237377] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:53:16,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:53:16,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:53:16,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734939335] [2025-02-08 12:53:16,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:53:16,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:53:16,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:53:16,068 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:53:16,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:53:16,071 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.4871794871794872) internal successors, (58), 49 states have internal predecessors, (58), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 12:53:16,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:53:16,138 INFO L93 Difference]: Finished difference Result 63 states and 82 transitions. [2025-02-08 12:53:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:53:16,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 22 [2025-02-08 12:53:16,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:53:16,148 INFO L225 Difference]: With dead ends: 63 [2025-02-08 12:53:16,148 INFO L226 Difference]: Without dead ends: 52 [2025-02-08 12:53:16,153 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 [2025-02-08 12:53:16,157 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 2 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:53:16,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 137 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:53:16,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2025-02-08 12:53:16,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2025-02-08 12:53:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 41 states have internal predecessors, (47), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2025-02-08 12:53:16,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 65 transitions. [2025-02-08 12:53:16,200 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 65 transitions. Word has length 22 [2025-02-08 12:53:16,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:53:16,201 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 65 transitions. [2025-02-08 12:53:16,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 12:53:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2025-02-08 12:53:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-02-08 12:53:16,204 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:53:16,204 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, 1] [2025-02-08 12:53:16,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 12:53:16,205 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:53:16,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:53:16,206 INFO L85 PathProgramCache]: Analyzing trace with hash 197624928, now seen corresponding path program 1 times [2025-02-08 12:53:16,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:53:16,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635959263] [2025-02-08 12:53:16,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:53:16,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:53:16,230 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-02-08 12:53:16,248 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-02-08 12:53:16,249 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:53:16,249 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:53:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-02-08 12:53:16,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:53:16,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635959263] [2025-02-08 12:53:16,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635959263] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:53:16,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:53:16,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:53:16,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421527048] [2025-02-08 12:53:16,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:53:16,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:53:16,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:53:16,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:53:16,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:53:16,321 INFO L87 Difference]: Start difference. First operand 52 states and 65 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 12:53:16,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:53:16,349 INFO L93 Difference]: Finished difference Result 52 states and 65 transitions. [2025-02-08 12:53:16,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:53:16,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23 [2025-02-08 12:53:16,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:53:16,351 INFO L225 Difference]: With dead ends: 52 [2025-02-08 12:53:16,351 INFO L226 Difference]: Without dead ends: 50 [2025-02-08 12:53:16,351 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 [2025-02-08 12:53:16,352 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 2 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:53:16,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 103 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:53:16,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2025-02-08 12:53:16,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2025-02-08 12:53:16,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 39 states have internal predecessors, (45), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2025-02-08 12:53:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 63 transitions. [2025-02-08 12:53:16,367 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 63 transitions. Word has length 23 [2025-02-08 12:53:16,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:53:16,367 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 63 transitions. [2025-02-08 12:53:16,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 12:53:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2025-02-08 12:53:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2025-02-08 12:53:16,368 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:53:16,368 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:53:16,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 12:53:16,371 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:53:16,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:53:16,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1656946229, now seen corresponding path program 1 times [2025-02-08 12:53:16,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:53:16,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935092185] [2025-02-08 12:53:16,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:53:16,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:53:16,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-02-08 12:53:16,409 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-02-08 12:53:16,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:53:16,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:53:16,470 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-02-08 12:53:16,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:53:16,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935092185] [2025-02-08 12:53:16,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935092185] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:53:16,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:53:16,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:53:16,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922157120] [2025-02-08 12:53:16,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:53:16,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:53:16,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:53:16,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:53:16,473 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:53:16,473 INFO L87 Difference]: Start difference. First operand 50 states and 63 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-08 12:53:16,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:53:16,502 INFO L93 Difference]: Finished difference Result 50 states and 63 transitions. [2025-02-08 12:53:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:53:16,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 35 [2025-02-08 12:53:16,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:53:16,503 INFO L225 Difference]: With dead ends: 50 [2025-02-08 12:53:16,503 INFO L226 Difference]: Without dead ends: 48 [2025-02-08 12:53:16,504 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 [2025-02-08 12:53:16,504 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 4 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:53:16,505 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 104 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:53:16,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2025-02-08 12:53:16,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2025-02-08 12:53:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 37 states have internal predecessors, (43), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2025-02-08 12:53:16,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 61 transitions. [2025-02-08 12:53:16,518 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 61 transitions. Word has length 35 [2025-02-08 12:53:16,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:53:16,519 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 61 transitions. [2025-02-08 12:53:16,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-08 12:53:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2025-02-08 12:53:16,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2025-02-08 12:53:16,521 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:53:16,521 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:53:16,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 12:53:16,523 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:53:16,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:53:16,523 INFO L85 PathProgramCache]: Analyzing trace with hash 174274437, now seen corresponding path program 1 times [2025-02-08 12:53:16,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:53:16,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116912963] [2025-02-08 12:53:16,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:53:16,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:53:16,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 36 statements into 1 equivalence classes. [2025-02-08 12:53:16,562 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 36 of 36 statements. [2025-02-08 12:53:16,562 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:53:16,562 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:53:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-02-08 12:53:16,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:53:16,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116912963] [2025-02-08 12:53:16,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116912963] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:53:16,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:53:16,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:53:16,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817468539] [2025-02-08 12:53:16,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:53:16,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:53:16,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:53:16,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:53:16,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:53:16,647 INFO L87 Difference]: Start difference. First operand 48 states and 61 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-08 12:53:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:53:16,665 INFO L93 Difference]: Finished difference Result 48 states and 61 transitions. [2025-02-08 12:53:16,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:53:16,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 36 [2025-02-08 12:53:16,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:53:16,666 INFO L225 Difference]: With dead ends: 48 [2025-02-08 12:53:16,667 INFO L226 Difference]: Without dead ends: 0 [2025-02-08 12:53:16,667 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 [2025-02-08 12:53:16,669 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 3 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:53:16,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 104 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:53:16,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-08 12:53:16,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-08 12:53:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 12:53:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-08 12:53:16,671 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2025-02-08 12:53:16,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:53:16,671 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 12:53:16,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-02-08 12:53:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-08 12:53:16,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 12:53:16,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-02-08 12:53:16,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2025-02-08 12:53:16,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2025-02-08 12:53:16,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-02-08 12:53:16,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-02-08 12:53:16,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-02-08 12:53:16,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-02-08 12:53:16,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-02-08 12:53:16,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 12:53:16,679 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-08 12:53:16,682 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-08 12:53:16,717 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 12:53:16,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 12:53:16 BoogieIcfgContainer [2025-02-08 12:53:16,723 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 12:53:16,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 12:53:16,725 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 12:53:16,725 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 12:53:16,726 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:53:15" (3/4) ... [2025-02-08 12:53:16,728 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 12:53:16,732 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printLine [2025-02-08 12:53:16,733 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2025-02-08 12:53:16,733 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printIntLine [2025-02-08 12:53:16,740 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2025-02-08 12:53:16,740 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-02-08 12:53:16,741 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 12:53:16,741 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 12:53:16,816 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 12:53:16,817 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 12:53:16,817 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 12:53:16,819 INFO L158 Benchmark]: Toolchain (without parser) took 2587.83ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 97.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2025-02-08 12:53:16,819 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:53:16,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 889.29ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 49.9MB in the end (delta: 61.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-08 12:53:16,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.56ms. Allocated memory is still 142.6MB. Free memory was 49.9MB in the beginning and 47.1MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 12:53:16,820 INFO L158 Benchmark]: Boogie Preprocessor took 35.63ms. Allocated memory is still 142.6MB. Free memory was 47.1MB in the beginning and 45.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:53:16,820 INFO L158 Benchmark]: IcfgBuilder took 402.27ms. Allocated memory is still 142.6MB. Free memory was 45.8MB in the beginning and 99.9MB in the end (delta: -54.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2025-02-08 12:53:16,821 INFO L158 Benchmark]: TraceAbstraction took 1101.54ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 103.5MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:53:16,821 INFO L158 Benchmark]: Witness Printer took 92.25ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 97.1MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 12:53:16,823 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 889.29ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 49.9MB in the end (delta: 61.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.56ms. Allocated memory is still 142.6MB. Free memory was 49.9MB in the beginning and 47.1MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.63ms. Allocated memory is still 142.6MB. Free memory was 47.1MB in the beginning and 45.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 402.27ms. Allocated memory is still 142.6MB. Free memory was 45.8MB in the beginning and 99.9MB in the end (delta: -54.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1101.54ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 103.5MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 92.25ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 97.1MB in the end (delta: 6.4MB). 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 - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 63 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 448 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 209 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 239 mSDtfsCounter, 48 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 172 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 42/42 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 - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 12:53:16,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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: TRUE