/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 17:54:25,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 17:54:25,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 17:54:25,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 17:54:25,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 17:54:25,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 17:54:25,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 17:54:25,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 17:54:25,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 17:54:25,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 17:54:25,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 17:54:25,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 17:54:25,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 17:54:25,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 17:54:25,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 17:54:25,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 17:54:25,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 17:54:25,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 17:54:25,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 17:54:25,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 17:54:25,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 17:54:25,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 17:54:25,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 17:54:25,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 17:54:25,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 17:54:25,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 17:54:25,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 17:54:25,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 17:54:25,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 17:54:25,351 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 17:54:25,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 17:54:25,352 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 17:54:25,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 17:54:25,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 17:54:25,354 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 17:54:25,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 17:54:25,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 17:54:25,355 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 17:54:25,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 17:54:25,356 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 17:54:25,356 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 17:54:25,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 17:54:25,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 17:54:25,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 17:54:25,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 17:54:25,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 17:54:25,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 17:54:25,357 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 17:54:25,358 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 17:54:25,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 17:54:25,358 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 17:54:25,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 17:54:25,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 17:54:25,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 17:54:25,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 17:54:25,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:54:25,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 17:54:25,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 17:54:25,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 17:54:25,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 17:54:25,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 17:54:25,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 17:54:25,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 17:54:25,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 17:54:25,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 17:54:25,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 17:54:25,800 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 17:54:25,801 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 17:54:25,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2022-10-16 17:54:25,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b8039e2/4f6b4438020b4c3fab979ff1b6835810/FLAGeba95c4df [2022-10-16 17:54:26,590 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 17:54:26,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2022-10-16 17:54:26,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b8039e2/4f6b4438020b4c3fab979ff1b6835810/FLAGeba95c4df [2022-10-16 17:54:26,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b8039e2/4f6b4438020b4c3fab979ff1b6835810 [2022-10-16 17:54:26,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 17:54:26,831 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 17:54:26,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 17:54:26,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 17:54:26,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 17:54:26,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:54:26" (1/1) ... [2022-10-16 17:54:26,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1f4381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:26, skipping insertion in model container [2022-10-16 17:54:26,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:54:26" (1/1) ... [2022-10-16 17:54:26,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 17:54:26,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 17:54:27,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:54:27,204 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 17:54:27,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:54:27,277 INFO L208 MainTranslator]: Completed translation [2022-10-16 17:54:27,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27 WrapperNode [2022-10-16 17:54:27,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 17:54:27,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 17:54:27,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 17:54:27,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 17:54:27,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,331 INFO L138 Inliner]: procedures = 111, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-10-16 17:54:27,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 17:54:27,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 17:54:27,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 17:54:27,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 17:54:27,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,367 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 17:54:27,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 17:54:27,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 17:54:27,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 17:54:27,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (1/1) ... [2022-10-16 17:54:27,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:54:27,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:54:27,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 17:54:27,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 17:54:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 17:54:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 17:54:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 17:54:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 17:54:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 17:54:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 17:54:27,590 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 17:54:27,592 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 17:54:27,847 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 17:54:27,859 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 17:54:27,862 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-16 17:54:27,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:54:27 BoogieIcfgContainer [2022-10-16 17:54:27,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 17:54:27,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 17:54:27,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 17:54:27,873 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 17:54:27,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 05:54:26" (1/3) ... [2022-10-16 17:54:27,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12d0ffb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:54:27, skipping insertion in model container [2022-10-16 17:54:27,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:54:27" (2/3) ... [2022-10-16 17:54:27,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12d0ffb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:54:27, skipping insertion in model container [2022-10-16 17:54:27,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:54:27" (3/3) ... [2022-10-16 17:54:27,879 INFO L112 eAbstractionObserver]: Analyzing ICFG array02-alloca-1.i [2022-10-16 17:54:27,908 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 17:54:27,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-10-16 17:54:28,013 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 17:54:28,026 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@447f925a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 17:54:28,026 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-10-16 17:54:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 23 states have (on average 1.7391304347826086) internal successors, (40), 33 states have internal predecessors, (40), 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) [2022-10-16 17:54:28,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-16 17:54:28,060 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:54:28,061 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:54:28,062 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 17:54:28,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:54:28,071 INFO L85 PathProgramCache]: Analyzing trace with hash 119538797, now seen corresponding path program 1 times [2022-10-16 17:54:28,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:54:28,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719177875] [2022-10-16 17:54:28,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:54:28,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:54:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:54:28,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:54:28,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:54:28,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719177875] [2022-10-16 17:54:28,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719177875] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:54:28,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:54:28,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 17:54:28,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865154200] [2022-10-16 17:54:28,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:54:28,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 17:54:28,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:54:28,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 17:54:28,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 17:54:28,545 INFO L87 Difference]: Start difference. First operand has 34 states, 23 states have (on average 1.7391304347826086) internal successors, (40), 33 states have internal predecessors, (40), 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 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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) [2022-10-16 17:54:28,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:54:28,619 INFO L93 Difference]: Finished difference Result 63 states and 75 transitions. [2022-10-16 17:54:28,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 17:54:28,623 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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 8 [2022-10-16 17:54:28,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:54:28,631 INFO L225 Difference]: With dead ends: 63 [2022-10-16 17:54:28,631 INFO L226 Difference]: Without dead ends: 29 [2022-10-16 17:54:28,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 17:54:28,640 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 2 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:54:28,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 83 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:54:28,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-10-16 17:54:28,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-10-16 17:54:28,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 20 states have (on average 1.6) internal successors, (32), 28 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) [2022-10-16 17:54:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-10-16 17:54:28,682 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 8 [2022-10-16 17:54:28,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:54:28,683 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-10-16 17:54:28,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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) [2022-10-16 17:54:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-10-16 17:54:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-16 17:54:28,684 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:54:28,684 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:54:28,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 17:54:28,685 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 17:54:28,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:54:28,686 INFO L85 PathProgramCache]: Analyzing trace with hash -589264528, now seen corresponding path program 1 times [2022-10-16 17:54:28,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:54:28,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095417859] [2022-10-16 17:54:28,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:54:28,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:54:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 17:54:28,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 17:54:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 17:54:28,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 17:54:28,751 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 17:54:28,753 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2022-10-16 17:54:28,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2022-10-16 17:54:28,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2022-10-16 17:54:28,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2022-10-16 17:54:28,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2022-10-16 17:54:28,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2022-10-16 17:54:28,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2022-10-16 17:54:28,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2022-10-16 17:54:28,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2022-10-16 17:54:28,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2022-10-16 17:54:28,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 17:54:28,768 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-10-16 17:54:28,773 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 17:54:28,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 05:54:28 BoogieIcfgContainer [2022-10-16 17:54:28,804 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 17:54:28,805 INFO L158 Benchmark]: Toolchain (without parser) took 1977.28ms. Allocated memory is still 151.0MB. Free memory was 125.0MB in the beginning and 97.4MB in the end (delta: 27.7MB). Peak memory consumption was 27.7MB. Max. memory is 8.0GB. [2022-10-16 17:54:28,806 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory was 122.5MB in the beginning and 122.4MB in the end (delta: 85.2kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 17:54:28,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.87ms. Allocated memory is still 151.0MB. Free memory was 124.9MB in the beginning and 109.7MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-10-16 17:54:28,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.42ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 107.9MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-16 17:54:28,808 INFO L158 Benchmark]: Boogie Preprocessor took 45.01ms. Allocated memory is still 151.0MB. Free memory was 107.9MB in the beginning and 106.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 17:54:28,809 INFO L158 Benchmark]: RCFGBuilder took 486.97ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 128.8MB in the end (delta: -22.3MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. [2022-10-16 17:54:28,809 INFO L158 Benchmark]: TraceAbstraction took 935.05ms. Allocated memory is still 151.0MB. Free memory was 127.8MB in the beginning and 97.4MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-10-16 17:54:28,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory was 122.5MB in the beginning and 122.4MB in the end (delta: 85.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 444.87ms. Allocated memory is still 151.0MB. Free memory was 124.9MB in the beginning and 109.7MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.42ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 107.9MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.01ms. Allocated memory is still 151.0MB. Free memory was 107.9MB in the beginning and 106.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 486.97ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 128.8MB in the end (delta: -22.3MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. * TraceAbstraction took 935.05ms. Allocated memory is still 151.0MB. Free memory was 127.8MB in the beginning and 97.4MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * 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: 554]: integer overflow possible integer overflow possible We found a FailurePath: [L564] int array_size = __VERIFIER_nondet_int(); [L565] COND TRUE array_size < 1 [L566] array_size = 1 VAL [array_size=1] [L568] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L569] CALL test_fun(numbers, array_size) [L549] int i; [L550] int pos = 0; [L551] int neg = 0; [L552] i = 0 VAL [\old(N)=1, a={2:0}, a={2:0}, i=0, N=1, neg=0, pos=0] [L552] COND TRUE i < N VAL [\old(N)=1, a={2:0}, a={2:0}, i=0, N=1, neg=0, pos=0] [L553] EXPR a[i] VAL [\old(N)=1, a={2:0}, a={2:0}, a[i]=-2147483650, i=0, N=1, neg=0, pos=0] [L553] COND TRUE a[i] < 0 [L554] EXPR a[i] [L554] a[i]++ VAL [\old(N)=1, a={2:0}, a={2:0}, a[i]=-2147483650, a[i]++=-2147483650, i=0, N=1, neg=0, pos=0] - UnprovableResult [Line: 554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 34 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 83 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 31 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 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! [2022-10-16 17:54:28,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...