./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-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 valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc03d948b3133d1e09e5b9df570e018433e0831cbe27440ede702c2678003704 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 12:49:15,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 12:49:16,053 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2024-11-12 12:49:16,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 12:49:16,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 12:49:16,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 12:49:16,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 12:49:16,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 12:49:16,099 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 12:49:16,099 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 12:49:16,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 12:49:16,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 12:49:16,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 12:49:16,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 12:49:16,101 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 12:49:16,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 12:49:16,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 12:49:16,102 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 12:49:16,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 12:49:16,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 12:49:16,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 12:49:16,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 12:49:16,104 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-12 12:49:16,104 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-12 12:49:16,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 12:49:16,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 12:49:16,105 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-12 12:49:16,105 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 12:49:16,106 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 12:49:16,106 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 12:49:16,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 12:49:16,107 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 12:49:16,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 12:49:16,111 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 12:49:16,112 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 12:49:16,112 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 12:49:16,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:49:16,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 12:49:16,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 12:49:16,113 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 12:49:16,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 12:49:16,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 12:49:16,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 12:49:16,117 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 12:49:16,118 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 12:49:16,118 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc03d948b3133d1e09e5b9df570e018433e0831cbe27440ede702c2678003704 [2024-11-12 12:49:16,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 12:49:16,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 12:49:16,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 12:49:16,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 12:49:16,385 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 12:49:16,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i [2024-11-12 12:49:17,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 12:49:18,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 12:49:18,123 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i [2024-11-12 12:49:18,135 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8a67f0b6/15455a069f3246ab84d6ece6d5b99dd9/FLAGf31ae863b [2024-11-12 12:49:18,148 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8a67f0b6/15455a069f3246ab84d6ece6d5b99dd9 [2024-11-12 12:49:18,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 12:49:18,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 12:49:18,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 12:49:18,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 12:49:18,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 12:49:18,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de5c425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18, skipping insertion in model container [2024-11-12 12:49:18,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 12:49:18,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:49:18,550 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 12:49:18,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:49:18,641 INFO L204 MainTranslator]: Completed translation [2024-11-12 12:49:18,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18 WrapperNode [2024-11-12 12:49:18,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 12:49:18,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 12:49:18,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 12:49:18,643 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 12:49:18,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,700 INFO L138 Inliner]: procedures = 119, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 117 [2024-11-12 12:49:18,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 12:49:18,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 12:49:18,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 12:49:18,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 12:49:18,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,717 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,742 INFO L175 MemorySlicer]: Split 24 memory accesses to 2 slices as follows [2, 22]. 92 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 10 writes are split as follows [0, 10]. [2024-11-12 12:49:18,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,759 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 12:49:18,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 12:49:18,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 12:49:18,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 12:49:18,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (1/1) ... [2024-11-12 12:49:18,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:49:18,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:49:18,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 12:49:18,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 12:49:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 12:49:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 12:49:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 12:49:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 12:49:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 12:49:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 12:49:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 12:49:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 12:49:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 12:49:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 12:49:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 12:49:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 12:49:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 12:49:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 12:49:18,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 12:49:18,953 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 12:49:18,955 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 12:49:19,163 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-12 12:49:19,164 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 12:49:19,176 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 12:49:19,177 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-12 12:49:19,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:49:19 BoogieIcfgContainer [2024-11-12 12:49:19,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 12:49:19,179 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 12:49:19,181 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 12:49:19,185 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 12:49:19,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:49:18" (1/3) ... [2024-11-12 12:49:19,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb01ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:49:19, skipping insertion in model container [2024-11-12 12:49:19,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:18" (2/3) ... [2024-11-12 12:49:19,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb01ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:49:19, skipping insertion in model container [2024-11-12 12:49:19,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:49:19" (3/3) ... [2024-11-12 12:49:19,190 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue-2.i [2024-11-12 12:49:19,205 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 12:49:19,206 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-12 12:49:19,259 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 12:49:19,266 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=None, 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;@79db00a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 12:49:19,266 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-12 12:49:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 27 states have (on average 1.7037037037037037) internal successors, (46), 29 states have internal predecessors, (46), 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) [2024-11-12 12:49:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-12 12:49:19,277 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 12:49:19,278 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:49:19,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-12 12:49:19,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:49:19,287 INFO L85 PathProgramCache]: Analyzing trace with hash -231511638, now seen corresponding path program 1 times [2024-11-12 12:49:19,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:49:19,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591017242] [2024-11-12 12:49:19,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:49:19,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:49:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:49:19,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:49:19,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:49:19,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591017242] [2024-11-12 12:49:19,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591017242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:49:19,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:49:19,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:49:19,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051991948] [2024-11-12 12:49:19,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:49:19,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 12:49:19,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:49:19,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 12:49:19,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 12:49:19,581 INFO L87 Difference]: Start difference. First operand has 30 states, 27 states have (on average 1.7037037037037037) internal successors, (46), 29 states have internal predecessors, (46), 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) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2024-11-12 12:49:19,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 12:49:19,594 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2024-11-12 12:49:19,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 12:49:19,597 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) Word has length 13 [2024-11-12 12:49:19,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 12:49:19,603 INFO L225 Difference]: With dead ends: 28 [2024-11-12 12:49:19,603 INFO L226 Difference]: Without dead ends: 26 [2024-11-12 12:49:19,605 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 12:49:19,608 INFO L435 NwaCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 12:49:19,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 12:49:19,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-11-12 12:49:19,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-11-12 12:49:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 25 states have internal predecessors, (32), 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) [2024-11-12 12:49:19,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2024-11-12 12:49:19,635 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 32 transitions. Word has length 13 [2024-11-12 12:49:19,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 12:49:19,635 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 32 transitions. [2024-11-12 12:49:19,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2024-11-12 12:49:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2024-11-12 12:49:19,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-12 12:49:19,637 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 12:49:19,637 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:49:19,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 12:49:19,637 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-12 12:49:19,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:49:19,638 INFO L85 PathProgramCache]: Analyzing trace with hash 90050292, now seen corresponding path program 1 times [2024-11-12 12:49:19,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:49:19,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937060297] [2024-11-12 12:49:19,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:49:19,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:49:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 12:49:19,718 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 12:49:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 12:49:19,787 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 12:49:19,788 INFO L339 BasicCegarLoop]: Counterexample is feasible [2024-11-12 12:49:19,790 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (1 of 2 remaining) [2024-11-12 12:49:19,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK (0 of 2 remaining) [2024-11-12 12:49:19,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 12:49:19,796 INFO L421 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-12 12:49:19,822 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 12:49:19,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:49:19 BoogieIcfgContainer [2024-11-12 12:49:19,829 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 12:49:19,830 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 12:49:19,830 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 12:49:19,830 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 12:49:19,831 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:49:19" (3/4) ... [2024-11-12 12:49:19,832 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-12 12:49:19,881 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 12:49:19,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 12:49:19,882 INFO L158 Benchmark]: Toolchain (without parser) took 1729.55ms. Allocated memory is still 165.7MB. Free memory was 111.0MB in the beginning and 123.1MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 12:49:19,882 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 12:49:19,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.74ms. Allocated memory is still 165.7MB. Free memory was 110.9MB in the beginning and 90.9MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-12 12:49:19,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.35ms. Allocated memory is still 165.7MB. Free memory was 90.9MB in the beginning and 88.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 12:49:19,883 INFO L158 Benchmark]: Boogie Preprocessor took 61.09ms. Allocated memory is still 165.7MB. Free memory was 88.8MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 12:49:19,884 INFO L158 Benchmark]: RCFGBuilder took 414.41ms. Allocated memory is still 165.7MB. Free memory was 85.9MB in the beginning and 69.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-12 12:49:19,884 INFO L158 Benchmark]: TraceAbstraction took 650.27ms. Allocated memory is still 165.7MB. Free memory was 68.5MB in the beginning and 125.2MB in the end (delta: -56.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 12:49:19,884 INFO L158 Benchmark]: Witness Printer took 51.31ms. Allocated memory is still 165.7MB. Free memory was 125.2MB in the beginning and 123.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 12:49:19,890 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.74ms. Allocated memory is still 165.7MB. Free memory was 110.9MB in the beginning and 90.9MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.35ms. Allocated memory is still 165.7MB. Free memory was 90.9MB in the beginning and 88.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.09ms. Allocated memory is still 165.7MB. Free memory was 88.8MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 414.41ms. Allocated memory is still 165.7MB. Free memory was 85.9MB in the beginning and 69.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 650.27ms. Allocated memory is still 165.7MB. Free memory was 68.5MB in the beginning and 125.2MB in the end (delta: -56.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 51.31ms. Allocated memory is still 165.7MB. Free memory was 125.2MB in the beginning and 123.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. 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: 985]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L999] SLL* head = malloc(sizeof(SLL)); [L1000] head->next = ((void*)0) [L1001] head->data = 0 [L1003] SLL* x = head; VAL [head={-1:0}, x={-1:0}] [L1006] COND FALSE !(__VERIFIER_nondet_int()) [L1016] COND TRUE __VERIFIER_nondet_int() [L1017] x = malloc(sizeof(SLL)) [L1018] x->data = 1 [L1019] x->next = head [L1020] head = x VAL [head={-2:0}, x={-1:0}] [L1040] x = head VAL [head={-2:0}, x={-2:0}] [L1043] EXPR x->data [L1043] COND FALSE !(x->data != 1) [L1049] EXPR x->next [L1049] x = x->next [L1050] COND TRUE \read(*x) [L1052] EXPR x->data [L1052] COND TRUE x->data != 1 [L1053] CALL reach_error() [L985] COND FALSE !(0) [L985] __assert_fail ("0", "sll-simple-white-blue-2.c", 16, __extension__ __PRETTY_FUNCTION__) - UnprovableResult [Line: 996]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-12 12:49:19,923 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(valid-memcleanup)