/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:56:11,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:56:11,858 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-16 20:56:11,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:56:11,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:56:11,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:56:11,883 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:56:11,884 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:56:11,884 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:56:11,887 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:56:11,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:56:11,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:56:11,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:56:11,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:56:11,889 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:56:11,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:56:11,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:56:11,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:56:11,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:56:11,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:56:11,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:56:11,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:56:11,891 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:56:11,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:56:11,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:56:11,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:56:11,892 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:56:11,892 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:56:11,892 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:56:11,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:11,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:56:11,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:56:11,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:56:11,893 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:56:11,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:56:11,894 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:56:11,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:56:11,894 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:56:11,894 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:56:11,894 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:56:11,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:56:12,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:56:12,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:56:12,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:56:12,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:56:12,097 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:56:12,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c [2023-12-16 20:56:13,164 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:56:13,404 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:56:13,404 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c [2023-12-16 20:56:13,420 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8344b6d4d/de360c6ba25f45938f0310fc0041b489/FLAG25de936de [2023-12-16 20:56:13,437 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8344b6d4d/de360c6ba25f45938f0310fc0041b489 [2023-12-16 20:56:13,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:56:13,440 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:56:13,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:13,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:56:13,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:56:13,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:13" (1/1) ... [2023-12-16 20:56:13,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23318485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:13, skipping insertion in model container [2023-12-16 20:56:13,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:13" (1/1) ... [2023-12-16 20:56:13,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:56:13,643 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c[1260,1273] [2023-12-16 20:56:13,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:13,950 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:56:13,972 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p1.c[1260,1273] [2023-12-16 20:56:14,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:14,094 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:56:14,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14 WrapperNode [2023-12-16 20:56:14,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:14,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:14,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:56:14,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:56:14,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,146 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,234 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2945 [2023-12-16 20:56:14,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:14,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:56:14,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:56:14,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:56:14,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,255 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,301 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-16 20:56:14,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:56:14,381 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:56:14,381 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:56:14,381 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:56:14,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (1/1) ... [2023-12-16 20:56:14,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:14,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:56:14,401 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) [2023-12-16 20:56:14,421 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 [2023-12-16 20:56:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:56:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:56:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:56:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:56:14,832 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:56:14,833 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:56:17,518 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:56:17,593 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:56:17,593 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:56:17,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:17 BoogieIcfgContainer [2023-12-16 20:56:17,595 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:56:17,596 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:56:17,596 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:56:17,598 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:56:17,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:56:13" (1/3) ... [2023-12-16 20:56:17,599 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c64aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:17, skipping insertion in model container [2023-12-16 20:56:17,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:14" (2/3) ... [2023-12-16 20:56:17,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c64aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:17, skipping insertion in model container [2023-12-16 20:56:17,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:17" (3/3) ... [2023-12-16 20:56:17,600 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsa16a_p1.c [2023-12-16 20:56:17,612 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:56:17,612 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:56:17,646 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:56:17,652 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=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;@22582c3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:56:17,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:56:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-12-16 20:56:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:56:17,659 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:56:17,660 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:56:17,660 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:56:17,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:56:17,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:56:17,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:56:17,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455015038] [2023-12-16 20:56:17,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:56:17,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:56:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:17,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:56:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:17,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:56:17,950 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:56:17,951 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:56:17,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:56:17,956 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:56:17,958 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:56:17,986 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:56:17,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:56:17 BoogieIcfgContainer [2023-12-16 20:56:17,996 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:56:17,996 INFO L158 Benchmark]: Toolchain (without parser) took 4556.25ms. Allocated memory was 194.0MB in the beginning and 337.6MB in the end (delta: 143.7MB). Free memory was 138.2MB in the beginning and 174.9MB in the end (delta: -36.7MB). Peak memory consumption was 106.0MB. Max. memory is 8.0GB. [2023-12-16 20:56:17,997 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory was 141.5MB in the beginning and 141.4MB in the end (delta: 154.0kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:56:17,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.50ms. Allocated memory is still 194.0MB. Free memory was 137.9MB in the beginning and 112.1MB in the end (delta: 25.8MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2023-12-16 20:56:17,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.22ms. Allocated memory is still 194.0MB. Free memory was 112.1MB in the beginning and 89.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-12-16 20:56:17,998 INFO L158 Benchmark]: Boogie Preprocessor took 145.35ms. Allocated memory is still 194.0MB. Free memory was 89.0MB in the beginning and 68.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-12-16 20:56:17,998 INFO L158 Benchmark]: RCFGBuilder took 3213.91ms. Allocated memory was 194.0MB in the beginning and 337.6MB in the end (delta: 143.7MB). Free memory was 68.3MB in the beginning and 216.8MB in the end (delta: -148.5MB). Peak memory consumption was 121.8MB. Max. memory is 8.0GB. [2023-12-16 20:56:17,999 INFO L158 Benchmark]: TraceAbstraction took 399.40ms. Allocated memory is still 337.6MB. Free memory was 215.8MB in the beginning and 174.9MB in the end (delta: 40.9MB). Peak memory consumption was 40.9MB. Max. memory is 8.0GB. [2023-12-16 20:56:18,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory was 141.5MB in the beginning and 141.4MB in the end (delta: 154.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 653.50ms. Allocated memory is still 194.0MB. Free memory was 137.9MB in the beginning and 112.1MB in the end (delta: 25.8MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 138.22ms. Allocated memory is still 194.0MB. Free memory was 112.1MB in the beginning and 89.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 145.35ms. Allocated memory is still 194.0MB. Free memory was 89.0MB in the beginning and 68.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * RCFGBuilder took 3213.91ms. Allocated memory was 194.0MB in the beginning and 337.6MB in the end (delta: 143.7MB). Free memory was 68.3MB in the beginning and 216.8MB in the end (delta: -148.5MB). Peak memory consumption was 121.8MB. Max. memory is 8.0GB. * TraceAbstraction took 399.40ms. Allocated memory is still 337.6MB. Free memory was 215.8MB in the beginning and 174.9MB in the end (delta: 40.9MB). Peak memory consumption was 40.9MB. 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 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwise operation at line 182. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] EXPR (SORT_1)1 << (1 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] EXPR (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16) [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L30] EXPR (SORT_3)1 << (16 - 1) [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L32] EXPR (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 12) [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 12); [L33] EXPR (SORT_6)1 << (12 - 1) [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (12 - 1); [L35] EXPR (SORT_45)-1 >> (sizeof(SORT_45) * 8 - 3) [L35] const SORT_45 mask_SORT_45 = (SORT_45)-1 >> (sizeof(SORT_45) * 8 - 3); [L36] EXPR (SORT_45)1 << (3 - 1) [L36] const SORT_45 msb_SORT_45 = (SORT_45)1 << (3 - 1); [L38] const SORT_87 mask_SORT_87 = (SORT_87)-1 >> (sizeof(SORT_87) * 8 - 17); [L39] const SORT_87 msb_SORT_87 = (SORT_87)1 << (17 - 1); [L41] EXPR (SORT_88)-1 >> (sizeof(SORT_88) * 8 - 5) [L41] const SORT_88 mask_SORT_88 = (SORT_88)-1 >> (sizeof(SORT_88) * 8 - 5); [L42] EXPR (SORT_88)1 << (5 - 1) [L42] const SORT_88 msb_SORT_88 = (SORT_88)1 << (5 - 1); [L44] EXPR (SORT_91)-1 >> (sizeof(SORT_91) * 8 - 9) [L44] const SORT_91 mask_SORT_91 = (SORT_91)-1 >> (sizeof(SORT_91) * 8 - 9); [L45] EXPR (SORT_91)1 << (9 - 1) [L45] const SORT_91 msb_SORT_91 = (SORT_91)1 << (9 - 1); [L47] EXPR (SORT_93)-1 >> (sizeof(SORT_93) * 8 - 10) [L47] const SORT_93 mask_SORT_93 = (SORT_93)-1 >> (sizeof(SORT_93) * 8 - 10); [L48] EXPR (SORT_93)1 << (10 - 1) [L48] const SORT_93 msb_SORT_93 = (SORT_93)1 << (10 - 1); [L50] EXPR (SORT_96)-1 >> (sizeof(SORT_96) * 8 - 11) [L50] const SORT_96 mask_SORT_96 = (SORT_96)-1 >> (sizeof(SORT_96) * 8 - 11); [L51] EXPR (SORT_96)1 << (11 - 1) [L51] const SORT_96 msb_SORT_96 = (SORT_96)1 << (11 - 1); [L53] EXPR (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 13) [L53] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 13); [L54] EXPR (SORT_101)1 << (13 - 1) [L54] const SORT_101 msb_SORT_101 = (SORT_101)1 << (13 - 1); [L56] EXPR (SORT_104)-1 >> (sizeof(SORT_104) * 8 - 14) [L56] const SORT_104 mask_SORT_104 = (SORT_104)-1 >> (sizeof(SORT_104) * 8 - 14); [L57] EXPR (SORT_104)1 << (14 - 1) [L57] const SORT_104 msb_SORT_104 = (SORT_104)1 << (14 - 1); [L59] EXPR (SORT_107)-1 >> (sizeof(SORT_107) * 8 - 15) [L59] const SORT_107 mask_SORT_107 = (SORT_107)-1 >> (sizeof(SORT_107) * 8 - 15); [L60] EXPR (SORT_107)1 << (15 - 1) [L60] const SORT_107 msb_SORT_107 = (SORT_107)1 << (15 - 1); [L62] EXPR (SORT_140)-1 >> (sizeof(SORT_140) * 8 - 7) [L62] const SORT_140 mask_SORT_140 = (SORT_140)-1 >> (sizeof(SORT_140) * 8 - 7); [L63] EXPR (SORT_140)1 << (7 - 1) [L63] const SORT_140 msb_SORT_140 = (SORT_140)1 << (7 - 1); [L65] EXPR (SORT_200)-1 >> (sizeof(SORT_200) * 8 - 2) [L65] const SORT_200 mask_SORT_200 = (SORT_200)-1 >> (sizeof(SORT_200) * 8 - 2); [L66] EXPR (SORT_200)1 << (2 - 1) [L66] const SORT_200 msb_SORT_200 = (SORT_200)1 << (2 - 1); [L68] EXPR (SORT_359)-1 >> (sizeof(SORT_359) * 8 - 4) [L68] const SORT_359 mask_SORT_359 = (SORT_359)-1 >> (sizeof(SORT_359) * 8 - 4); [L69] EXPR (SORT_359)1 << (4 - 1) [L69] const SORT_359 msb_SORT_359 = (SORT_359)1 << (4 - 1); [L71] EXPR (SORT_362)-1 >> (sizeof(SORT_362) * 8 - 6) [L71] const SORT_362 mask_SORT_362 = (SORT_362)-1 >> (sizeof(SORT_362) * 8 - 6); [L72] EXPR (SORT_362)1 << (6 - 1) [L72] const SORT_362 msb_SORT_362 = (SORT_362)1 << (6 - 1); [L74] EXPR (SORT_365)-1 >> (sizeof(SORT_365) * 8 - 8) [L74] const SORT_365 mask_SORT_365 = (SORT_365)-1 >> (sizeof(SORT_365) * 8 - 8); [L75] EXPR (SORT_365)1 << (8 - 1) [L75] const SORT_365 msb_SORT_365 = (SORT_365)1 << (8 - 1); [L77] const SORT_6 var_7 = 0; [L78] const SORT_1 var_19 = 1; [L79] const SORT_3 var_23 = 0; [L80] const SORT_1 var_30 = 0; [L81] const SORT_45 var_46 = 0; [L82] const SORT_45 var_50 = 2; [L83] const SORT_45 var_54 = 1; [L84] const SORT_45 var_59 = 4; [L85] const SORT_45 var_61 = 5; [L86] const SORT_45 var_65 = 3; [L87] const SORT_6 var_74 = 2; [L88] const SORT_88 var_89 = 0; [L89] const SORT_140 var_142 = 5; [L90] const SORT_140 var_146 = 4; [L91] const SORT_140 var_150 = 3; [L92] const SORT_140 var_154 = 2; [L93] const SORT_140 var_158 = 1; [L94] const SORT_140 var_162 = 0; [L95] const SORT_200 var_202 = 0; [L96] const SORT_3 var_209 = 65535; [L98] SORT_1 input_2; [L99] SORT_3 input_4; [L100] SORT_3 input_5; [L101] SORT_3 input_197; [L102] SORT_3 input_198; [L103] SORT_3 input_199; [L104] SORT_3 input_208; [L105] SORT_3 input_217; [L106] SORT_3 input_218; [L107] SORT_3 input_219; [L108] SORT_3 input_222; [L109] SORT_3 input_240; [L110] SORT_3 input_241; [L111] SORT_3 input_242; [L112] SORT_3 input_245; [L113] SORT_3 input_247; [L114] SORT_200 input_261; [L115] SORT_200 input_262; [L116] SORT_200 input_263; [L118] EXPR __VERIFIER_nondet_ushort() & mask_SORT_6 [L118] SORT_6 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_6; [L119] EXPR __VERIFIER_nondet_ushort() & mask_SORT_6 [L119] SORT_6 state_12 = __VERIFIER_nondet_ushort() & mask_SORT_6; [L120] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L120] SORT_3 state_24 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L121] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L121] SORT_3 state_26 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L122] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L122] SORT_3 state_28 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L123] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L124] SORT_3 state_33 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L125] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L125] SORT_3 state_35 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L126] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L126] SORT_3 state_37 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L127] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L127] SORT_3 state_39 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L128] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L128] SORT_3 state_41 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L129] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L129] SORT_3 state_43 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_45 [L130] SORT_45 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_45; [L132] SORT_6 init_9_arg_1 = var_7; [L133] state_8 = init_9_arg_1 [L134] SORT_6 init_13_arg_1 = var_7; [L135] state_12 = init_13_arg_1 [L136] SORT_3 init_25_arg_1 = var_23; [L137] state_24 = init_25_arg_1 [L138] SORT_3 init_27_arg_1 = var_23; [L139] state_26 = init_27_arg_1 [L140] SORT_3 init_29_arg_1 = var_23; [L141] state_28 = init_29_arg_1 [L142] SORT_1 init_32_arg_1 = var_30; [L143] state_31 = init_32_arg_1 [L144] SORT_3 init_34_arg_1 = var_23; [L145] state_33 = init_34_arg_1 [L146] SORT_3 init_36_arg_1 = var_23; [L147] state_35 = init_36_arg_1 [L148] SORT_3 init_38_arg_1 = var_23; [L149] state_37 = init_38_arg_1 [L150] SORT_3 init_40_arg_1 = var_23; [L151] state_39 = init_40_arg_1 [L152] SORT_3 init_42_arg_1 = var_23; [L153] state_41 = init_42_arg_1 [L154] SORT_3 init_44_arg_1 = var_23; [L155] state_43 = init_44_arg_1 [L156] SORT_45 init_48_arg_1 = var_46; [L157] state_47 = init_48_arg_1 VAL [init_13_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_48_arg_1=0, init_9_arg_1=0, mask_SORT_101=0, mask_SORT_104=0, mask_SORT_107=0, mask_SORT_140=0, mask_SORT_1=0, mask_SORT_200=0, mask_SORT_359=0, mask_SORT_362=0, mask_SORT_365=0, mask_SORT_3=0, mask_SORT_45=0, mask_SORT_6=0, mask_SORT_88=0, mask_SORT_91=0, mask_SORT_93=0, mask_SORT_96=0, msb_SORT_101=0, msb_SORT_104=0, msb_SORT_107=0, msb_SORT_140=0, msb_SORT_1=0, msb_SORT_200=0, msb_SORT_359=0, msb_SORT_362=0, msb_SORT_365=0, msb_SORT_3=0, msb_SORT_45=0, msb_SORT_6=0, msb_SORT_88=0, msb_SORT_91=0, msb_SORT_93=0, msb_SORT_96=0, state_12=0, state_24=0, state_26=0, state_28=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_47=0, state_8=0, var_142=5, var_146=4, var_150=3, var_154=2, var_158=1, var_162=0, var_19=1, var_202=0, var_209=65535, var_23=0, var_30=0, var_46=0, var_50=2, var_54=1, var_59=4, var_61=5, var_65=3, var_74=2, var_7=0, var_89=0] [L160] input_2 = __VERIFIER_nondet_uchar() [L161] input_4 = __VERIFIER_nondet_ushort() [L162] input_5 = __VERIFIER_nondet_ushort() [L163] input_197 = __VERIFIER_nondet_ushort() [L164] input_198 = __VERIFIER_nondet_ushort() [L165] input_199 = __VERIFIER_nondet_ushort() [L166] input_208 = __VERIFIER_nondet_ushort() [L167] input_217 = __VERIFIER_nondet_ushort() [L168] input_218 = __VERIFIER_nondet_ushort() [L169] input_219 = __VERIFIER_nondet_ushort() [L170] input_222 = __VERIFIER_nondet_ushort() [L171] input_240 = __VERIFIER_nondet_ushort() [L172] input_241 = __VERIFIER_nondet_ushort() [L173] input_242 = __VERIFIER_nondet_ushort() [L174] input_245 = __VERIFIER_nondet_ushort() [L175] input_247 = __VERIFIER_nondet_ushort() [L176] input_261 = __VERIFIER_nondet_uchar() [L177] input_262 = __VERIFIER_nondet_uchar() [L178] input_263 = __VERIFIER_nondet_uchar() [L181] SORT_6 var_10_arg_0 = state_8; [L182] EXPR var_10_arg_0 >> 0 [L182] SORT_1 var_10 = var_10_arg_0 >> 0; [L183] SORT_1 var_11_arg_0 = var_10; [L184] SORT_1 var_11 = ~var_11_arg_0; [L185] SORT_6 var_14_arg_0 = state_12; [L186] EXPR var_14_arg_0 >> 0 [L186] SORT_1 var_14 = var_14_arg_0 >> 0; [L187] SORT_1 var_15_arg_0 = var_14; [L188] SORT_1 var_15 = ~var_15_arg_0; [L189] SORT_1 var_16_arg_0 = var_11; [L190] SORT_1 var_16_arg_1 = var_15; [L191] EXPR var_16_arg_0 & var_16_arg_1 [L191] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L192] SORT_1 var_20_arg_0 = var_16; [L193] SORT_1 var_20 = ~var_20_arg_0; [L194] SORT_1 var_21_arg_0 = var_19; [L195] SORT_1 var_21_arg_1 = var_20; [L196] EXPR var_21_arg_0 & var_21_arg_1 [L196] SORT_1 var_21 = var_21_arg_0 & var_21_arg_1; [L197] EXPR var_21 & mask_SORT_1 [L197] var_21 = var_21 & mask_SORT_1 [L198] SORT_1 bad_22_arg_0 = var_21; [L199] CALL __VERIFIER_assert(!(bad_22_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-16 20:56:18,032 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...