/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_p4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:56:16,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:56:16,393 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 20:56:16,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:56:16,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:56:16,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:56:16,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:56:16,421 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:56:16,422 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:56:16,425 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:56:16,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:56:16,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:56:16,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:56:16,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:56:16,427 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:56:16,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:56:16,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:56:16,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:56:16,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:56:16,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:56:16,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:56:16,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:56:16,429 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:56:16,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:56:16,429 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:56:16,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:56:16,429 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:56:16,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:56:16,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:56:16,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:16,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:56:16,431 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:56:16,432 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:56:16,432 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:56:16,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:56:16,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:56:16,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:56:16,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:56:16,703 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:56:16,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p4.c [2023-12-16 20:56:17,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:56:18,121 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:56:18,121 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p4.c [2023-12-16 20:56:18,159 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c0b03303/9b081be1230f4a9dab1c268b7fffa1f5/FLAGe94bd0a6c [2023-12-16 20:56:18,170 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c0b03303/9b081be1230f4a9dab1c268b7fffa1f5 [2023-12-16 20:56:18,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:56:18,173 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:56:18,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:18,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:56:18,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:56:18,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:18,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a47551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18, skipping insertion in model container [2023-12-16 20:56:18,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:18,232 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:56:18,362 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_p4.c[1260,1273] [2023-12-16 20:56:18,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:18,712 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:56:18,720 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_p4.c[1260,1273] [2023-12-16 20:56:18,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:18,838 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:56:18,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18 WrapperNode [2023-12-16 20:56:18,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:18,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:18,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:56:18,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:56:18,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:18,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:18,986 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2966 [2023-12-16 20:56:18,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:18,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:56:18,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:56:18,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:56:18,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:18,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,014 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,059 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 20:56:19,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:56:19,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:56:19,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:56:19,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:56:19,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (1/1) ... [2023-12-16 20:56:19,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:19,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:56:19,180 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 20:56:19,201 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 20:56:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:56:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:56:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:56:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:56:19,564 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:56:19,566 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:56:22,695 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:56:22,807 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:56:22,807 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:56:22,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:22 BoogieIcfgContainer [2023-12-16 20:56:22,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:56:22,810 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:56:22,810 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:56:22,812 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:56:22,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:56:18" (1/3) ... [2023-12-16 20:56:22,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2149ab4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:22, skipping insertion in model container [2023-12-16 20:56:22,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:18" (2/3) ... [2023-12-16 20:56:22,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2149ab4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:22, skipping insertion in model container [2023-12-16 20:56:22,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:22" (3/3) ... [2023-12-16 20:56:22,814 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsa16a_p4.c [2023-12-16 20:56:22,827 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:56:22,827 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:56:22,864 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:56:22,869 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;@63463b8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:56:22,869 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:56:22,872 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 20:56:22,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:56:22,876 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:56:22,876 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:56:22,877 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:56:22,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:56:22,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:56:22,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:56:22,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334571263] [2023-12-16 20:56:22,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:56:22,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:56:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:23,087 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:56:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:23,202 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:56:23,203 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:56:23,204 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:56:23,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:56:23,210 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:56:23,212 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:56:23,239 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:56:23,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:56:23 BoogieIcfgContainer [2023-12-16 20:56:23,252 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:56:23,253 INFO L158 Benchmark]: Toolchain (without parser) took 5080.22ms. Allocated memory was 287.3MB in the beginning and 384.8MB in the end (delta: 97.5MB). Free memory was 232.2MB in the beginning and 125.5MB in the end (delta: 106.7MB). Peak memory consumption was 202.5MB. Max. memory is 8.0GB. [2023-12-16 20:56:23,253 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 142.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:56:23,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.54ms. Allocated memory is still 287.3MB. Free memory was 231.8MB in the beginning and 216.1MB in the end (delta: 15.8MB). Peak memory consumption was 52.6MB. Max. memory is 8.0GB. [2023-12-16 20:56:23,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.40ms. Allocated memory is still 287.3MB. Free memory was 216.1MB in the beginning and 193.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-12-16 20:56:23,254 INFO L158 Benchmark]: Boogie Preprocessor took 167.65ms. Allocated memory is still 287.3MB. Free memory was 193.0MB in the beginning and 172.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-12-16 20:56:23,255 INFO L158 Benchmark]: RCFGBuilder took 3653.41ms. Allocated memory was 287.3MB in the beginning and 384.8MB in the end (delta: 97.5MB). Free memory was 172.3MB in the beginning and 173.7MB in the end (delta: -1.4MB). Peak memory consumption was 175.0MB. Max. memory is 8.0GB. [2023-12-16 20:56:23,255 INFO L158 Benchmark]: TraceAbstraction took 442.55ms. Allocated memory is still 384.8MB. Free memory was 173.2MB in the beginning and 125.5MB in the end (delta: 47.7MB). Peak memory consumption was 47.2MB. Max. memory is 8.0GB. [2023-12-16 20:56:23,257 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 192.9MB. Free memory is still 142.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 665.54ms. Allocated memory is still 287.3MB. Free memory was 231.8MB in the beginning and 216.1MB in the end (delta: 15.8MB). Peak memory consumption was 52.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 146.40ms. Allocated memory is still 287.3MB. Free memory was 216.1MB in the beginning and 193.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 167.65ms. Allocated memory is still 287.3MB. Free memory was 193.0MB in the beginning and 172.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * RCFGBuilder took 3653.41ms. Allocated memory was 287.3MB in the beginning and 384.8MB in the end (delta: 97.5MB). Free memory was 172.3MB in the beginning and 173.7MB in the end (delta: -1.4MB). Peak memory consumption was 175.0MB. Max. memory is 8.0GB. * TraceAbstraction took 442.55ms. Allocated memory is still 384.8MB. Free memory was 173.2MB in the beginning and 125.5MB in the end (delta: 47.7MB). Peak memory consumption was 47.2MB. 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_9)-1 >> (sizeof(SORT_9) * 8 - 2) [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 2); [L33] EXPR (SORT_9)1 << (2 - 1) [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (2 - 1); [L35] EXPR (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 3) [L35] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 3); [L36] EXPR (SORT_14)1 << (3 - 1) [L36] const SORT_14 msb_SORT_14 = (SORT_14)1 << (3 - 1); [L38] EXPR (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 12) [L38] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 12); [L39] EXPR (SORT_41)1 << (12 - 1) [L39] const SORT_41 msb_SORT_41 = (SORT_41)1 << (12 - 1); [L41] const SORT_97 mask_SORT_97 = (SORT_97)-1 >> (sizeof(SORT_97) * 8 - 17); [L42] const SORT_97 msb_SORT_97 = (SORT_97)1 << (17 - 1); [L44] EXPR (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 5) [L44] const SORT_98 mask_SORT_98 = (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 5); [L45] EXPR (SORT_98)1 << (5 - 1) [L45] const SORT_98 msb_SORT_98 = (SORT_98)1 << (5 - 1); [L47] EXPR (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 9) [L47] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 9); [L48] EXPR (SORT_101)1 << (9 - 1) [L48] const SORT_101 msb_SORT_101 = (SORT_101)1 << (9 - 1); [L50] EXPR (SORT_103)-1 >> (sizeof(SORT_103) * 8 - 10) [L50] const SORT_103 mask_SORT_103 = (SORT_103)-1 >> (sizeof(SORT_103) * 8 - 10); [L51] EXPR (SORT_103)1 << (10 - 1) [L51] const SORT_103 msb_SORT_103 = (SORT_103)1 << (10 - 1); [L53] EXPR (SORT_106)-1 >> (sizeof(SORT_106) * 8 - 11) [L53] const SORT_106 mask_SORT_106 = (SORT_106)-1 >> (sizeof(SORT_106) * 8 - 11); [L54] EXPR (SORT_106)1 << (11 - 1) [L54] const SORT_106 msb_SORT_106 = (SORT_106)1 << (11 - 1); [L56] EXPR (SORT_111)-1 >> (sizeof(SORT_111) * 8 - 13) [L56] const SORT_111 mask_SORT_111 = (SORT_111)-1 >> (sizeof(SORT_111) * 8 - 13); [L57] EXPR (SORT_111)1 << (13 - 1) [L57] const SORT_111 msb_SORT_111 = (SORT_111)1 << (13 - 1); [L59] EXPR (SORT_114)-1 >> (sizeof(SORT_114) * 8 - 14) [L59] const SORT_114 mask_SORT_114 = (SORT_114)-1 >> (sizeof(SORT_114) * 8 - 14); [L60] EXPR (SORT_114)1 << (14 - 1) [L60] const SORT_114 msb_SORT_114 = (SORT_114)1 << (14 - 1); [L62] EXPR (SORT_117)-1 >> (sizeof(SORT_117) * 8 - 15) [L62] const SORT_117 mask_SORT_117 = (SORT_117)-1 >> (sizeof(SORT_117) * 8 - 15); [L63] EXPR (SORT_117)1 << (15 - 1) [L63] const SORT_117 msb_SORT_117 = (SORT_117)1 << (15 - 1); [L65] EXPR (SORT_150)-1 >> (sizeof(SORT_150) * 8 - 7) [L65] const SORT_150 mask_SORT_150 = (SORT_150)-1 >> (sizeof(SORT_150) * 8 - 7); [L66] EXPR (SORT_150)1 << (7 - 1) [L66] const SORT_150 msb_SORT_150 = (SORT_150)1 << (7 - 1); [L68] EXPR (SORT_366)-1 >> (sizeof(SORT_366) * 8 - 4) [L68] const SORT_366 mask_SORT_366 = (SORT_366)-1 >> (sizeof(SORT_366) * 8 - 4); [L69] EXPR (SORT_366)1 << (4 - 1) [L69] const SORT_366 msb_SORT_366 = (SORT_366)1 << (4 - 1); [L71] EXPR (SORT_369)-1 >> (sizeof(SORT_369) * 8 - 6) [L71] const SORT_369 mask_SORT_369 = (SORT_369)-1 >> (sizeof(SORT_369) * 8 - 6); [L72] EXPR (SORT_369)1 << (6 - 1) [L72] const SORT_369 msb_SORT_369 = (SORT_369)1 << (6 - 1); [L74] EXPR (SORT_372)-1 >> (sizeof(SORT_372) * 8 - 8) [L74] const SORT_372 mask_SORT_372 = (SORT_372)-1 >> (sizeof(SORT_372) * 8 - 8); [L75] EXPR (SORT_372)1 << (8 - 1) [L75] const SORT_372 msb_SORT_372 = (SORT_372)1 << (8 - 1); [L77] const SORT_3 var_6 = 0; [L78] const SORT_14 var_15 = 0; [L79] const SORT_9 var_19 = 0; [L80] const SORT_1 var_30 = 1; [L81] const SORT_1 var_36 = 0; [L82] const SORT_41 var_42 = 0; [L83] const SORT_14 var_56 = 2; [L84] const SORT_14 var_60 = 1; [L85] const SORT_14 var_65 = 4; [L86] const SORT_14 var_67 = 5; [L87] const SORT_14 var_71 = 3; [L88] const SORT_98 var_99 = 0; [L89] const SORT_150 var_152 = 5; [L90] const SORT_150 var_156 = 4; [L91] const SORT_150 var_160 = 3; [L92] const SORT_150 var_164 = 2; [L93] const SORT_150 var_168 = 1; [L94] const SORT_150 var_172 = 0; [L95] const SORT_41 var_195 = 2; [L96] const SORT_3 var_217 = 65535; [L98] SORT_1 input_2; [L99] SORT_3 input_4; [L100] SORT_3 input_5; [L101] SORT_3 input_207; [L102] SORT_3 input_208; [L103] SORT_3 input_209; [L104] SORT_3 input_216; [L105] SORT_3 input_224; [L106] SORT_3 input_225; [L107] SORT_3 input_226; [L108] SORT_3 input_229; [L109] SORT_3 input_247; [L110] SORT_3 input_248; [L111] SORT_3 input_249; [L112] SORT_3 input_252; [L113] SORT_3 input_254; [L114] SORT_9 input_268; [L115] SORT_9 input_269; [L116] SORT_9 input_270; [L118] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L118] SORT_3 state_7 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_14 [L119] SORT_14 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_14; [L120] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L120] SORT_3 state_21 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L121] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L121] SORT_3 state_23 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L122] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L122] SORT_3 state_34 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L123] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L124] SORT_3 state_39 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L125] EXPR __VERIFIER_nondet_ushort() & mask_SORT_41 [L125] SORT_41 state_43 = __VERIFIER_nondet_ushort() & mask_SORT_41; [L126] EXPR __VERIFIER_nondet_ushort() & mask_SORT_41 [L126] SORT_41 state_45 = __VERIFIER_nondet_ushort() & mask_SORT_41; [L127] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L127] SORT_3 state_47 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L128] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L128] SORT_3 state_49 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L129] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L129] SORT_3 state_51 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L130] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L130] SORT_3 state_53 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L132] SORT_3 init_8_arg_1 = var_6; [L133] state_7 = init_8_arg_1 [L134] SORT_14 init_17_arg_1 = var_15; [L135] state_16 = init_17_arg_1 [L136] SORT_3 init_22_arg_1 = var_6; [L137] state_21 = init_22_arg_1 [L138] SORT_3 init_24_arg_1 = var_6; [L139] state_23 = init_24_arg_1 [L140] SORT_3 init_35_arg_1 = var_6; [L141] state_34 = init_35_arg_1 [L142] SORT_1 init_38_arg_1 = var_36; [L143] state_37 = init_38_arg_1 [L144] SORT_3 init_40_arg_1 = var_6; [L145] state_39 = init_40_arg_1 [L146] SORT_41 init_44_arg_1 = var_42; [L147] state_43 = init_44_arg_1 [L148] SORT_41 init_46_arg_1 = var_42; [L149] state_45 = init_46_arg_1 [L150] SORT_3 init_48_arg_1 = var_6; [L151] state_47 = init_48_arg_1 [L152] SORT_3 init_50_arg_1 = var_6; [L153] state_49 = init_50_arg_1 [L154] SORT_3 init_52_arg_1 = var_6; [L155] state_51 = init_52_arg_1 [L156] SORT_3 init_54_arg_1 = var_6; [L157] state_53 = init_54_arg_1 VAL [init_17_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_35_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_8_arg_1=0, mask_SORT_101=0, mask_SORT_103=0, mask_SORT_106=0, mask_SORT_111=0, mask_SORT_114=0, mask_SORT_117=0, mask_SORT_14=0, mask_SORT_150=0, mask_SORT_1=0, mask_SORT_366=0, mask_SORT_369=0, mask_SORT_372=0, mask_SORT_3=0, mask_SORT_41=0, mask_SORT_98=0, mask_SORT_9=0, msb_SORT_101=0, msb_SORT_103=0, msb_SORT_106=0, msb_SORT_111=0, msb_SORT_114=0, msb_SORT_117=0, msb_SORT_14=0, msb_SORT_150=0, msb_SORT_1=0, msb_SORT_366=0, msb_SORT_369=0, msb_SORT_372=0, msb_SORT_3=0, msb_SORT_41=0, msb_SORT_98=0, msb_SORT_9=0, state_16=0, state_21=0, state_23=0, state_34=0, state_37=0, state_39=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_7=0, var_152=5, var_156=4, var_15=0, var_160=3, var_164=2, var_168=1, var_172=0, var_195=2, var_19=0, var_217=65535, var_30=1, var_36=0, var_42=0, var_56=2, var_60=1, var_65=4, var_67=5, var_6=0, var_71=3, var_99=0] [L160] input_2 = __VERIFIER_nondet_uchar() [L161] input_4 = __VERIFIER_nondet_ushort() [L162] input_5 = __VERIFIER_nondet_ushort() [L163] input_207 = __VERIFIER_nondet_ushort() [L164] input_208 = __VERIFIER_nondet_ushort() [L165] input_209 = __VERIFIER_nondet_ushort() [L166] input_216 = __VERIFIER_nondet_ushort() [L167] input_224 = __VERIFIER_nondet_ushort() [L168] input_225 = __VERIFIER_nondet_ushort() [L169] input_226 = __VERIFIER_nondet_ushort() [L170] input_229 = __VERIFIER_nondet_ushort() [L171] input_247 = __VERIFIER_nondet_ushort() [L172] input_248 = __VERIFIER_nondet_ushort() [L173] input_249 = __VERIFIER_nondet_ushort() [L174] input_252 = __VERIFIER_nondet_ushort() [L175] input_254 = __VERIFIER_nondet_ushort() [L176] input_268 = __VERIFIER_nondet_uchar() [L177] input_269 = __VERIFIER_nondet_uchar() [L178] input_270 = __VERIFIER_nondet_uchar() [L181] SORT_3 var_10_arg_0 = state_7; [L182] EXPR var_10_arg_0 >> 3 [L182] SORT_9 var_10 = var_10_arg_0 >> 3; [L183] EXPR var_10 & mask_SORT_9 [L183] var_10 = var_10 & mask_SORT_9 [L184] SORT_3 var_11_arg_0 = state_7; [L185] EXPR var_11_arg_0 >> 5 [L185] SORT_9 var_11 = var_11_arg_0 >> 5; [L186] EXPR var_11 & mask_SORT_9 [L186] var_11 = var_11 & mask_SORT_9 [L187] SORT_9 var_12_arg_0 = var_10; [L188] SORT_9 var_12_arg_1 = var_11; [L189] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L190] SORT_1 var_13_arg_0 = var_12; [L191] SORT_1 var_13 = ~var_13_arg_0; [L192] SORT_14 var_18_arg_0 = state_16; [L193] EXPR var_18_arg_0 >> 1 [L193] SORT_9 var_18 = var_18_arg_0 >> 1; [L194] EXPR var_18 & mask_SORT_9 [L194] var_18 = var_18 & mask_SORT_9 [L195] SORT_9 var_20_arg_0 = var_18; [L196] SORT_9 var_20_arg_1 = var_19; [L197] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L198] SORT_3 var_25_arg_0 = state_21; [L199] SORT_3 var_25_arg_1 = state_23; [L200] SORT_1 var_25 = var_25_arg_0 == var_25_arg_1; [L201] SORT_1 var_26_arg_0 = var_20; [L202] SORT_1 var_26_arg_1 = var_25; [L203] EXPR var_26_arg_0 | var_26_arg_1 [L203] SORT_1 var_26 = var_26_arg_0 | var_26_arg_1; [L204] SORT_1 var_27_arg_0 = var_13; [L205] SORT_1 var_27_arg_1 = var_26; [L206] EXPR var_27_arg_0 | var_27_arg_1 [L206] SORT_1 var_27 = var_27_arg_0 | var_27_arg_1; [L207] SORT_1 var_31_arg_0 = var_27; [L208] SORT_1 var_31 = ~var_31_arg_0; [L209] SORT_1 var_32_arg_0 = var_30; [L210] SORT_1 var_32_arg_1 = var_31; [L211] EXPR var_32_arg_0 & var_32_arg_1 [L211] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L212] EXPR var_32 & mask_SORT_1 [L212] var_32 = var_32 & mask_SORT_1 [L213] SORT_1 bad_33_arg_0 = var_32; [L214] CALL __VERIFIER_assert(!(bad_33_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: 0.4s, 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 20:56:23,303 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...