/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_am2910_p4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:56:02,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:56:02,909 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 20:56:02,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:56:02,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:56:02,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:56:02,934 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:56:02,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:56:02,935 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:56:02,939 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:56:02,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:56:02,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:56:02,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:56:02,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:56:02,941 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:56:02,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:56:02,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:56:02,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:56:02,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:56:02,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:56:02,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:56:02,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:56:02,942 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:56:02,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:56:02,942 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:56:02,943 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:56:02,943 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:56:02,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:56:02,943 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:56:02,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:02,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:56:02,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:56:02,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:56:02,944 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:56:02,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:56:02,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:56:02,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:56:02,945 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:56:02,945 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:56:02,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:56:02,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:56:03,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:56:03,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:56:03,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:56:03,129 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:56:03,129 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:56:03,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p4.c [2023-12-16 20:56:04,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:56:04,316 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:56:04,332 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p4.c [2023-12-16 20:56:04,352 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83058f97c/93561be5f4b24e8fa479ae477e421b7f/FLAG2b6707889 [2023-12-16 20:56:04,364 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83058f97c/93561be5f4b24e8fa479ae477e421b7f [2023-12-16 20:56:04,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:56:04,367 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:56:04,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:04,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:56:04,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:56:04,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:04,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1b5c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04, skipping insertion in model container [2023-12-16 20:56:04,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:04,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:56:04,545 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_am2910_p4.c[1260,1273] [2023-12-16 20:56:04,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:04,812 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:56:04,820 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_am2910_p4.c[1260,1273] [2023-12-16 20:56:04,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:04,970 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:56:04,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04 WrapperNode [2023-12-16 20:56:04,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:04,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:04,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:56:04,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:56:04,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,100 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3002 [2023-12-16 20:56:05,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:05,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:56:05,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:56:05,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:56:05,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,126 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,163 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 20:56:05,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:56:05,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:56:05,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:56:05,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:56:05,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (1/1) ... [2023-12-16 20:56:05,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:05,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:56:05,272 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 20:56:05,280 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 20:56:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:56:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:56:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:56:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:56:05,596 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:56:05,597 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:56:07,960 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:56:08,019 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:56:08,019 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:56:08,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:08 BoogieIcfgContainer [2023-12-16 20:56:08,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:56:08,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:56:08,021 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:56:08,023 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:56:08,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:56:04" (1/3) ... [2023-12-16 20:56:08,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5acf6970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:08, skipping insertion in model container [2023-12-16 20:56:08,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:04" (2/3) ... [2023-12-16 20:56:08,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5acf6970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:08, skipping insertion in model container [2023-12-16 20:56:08,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:08" (3/3) ... [2023-12-16 20:56:08,024 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_am2910_p4.c [2023-12-16 20:56:08,035 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:56:08,035 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:56:08,060 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:56:08,064 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;@7d74367f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:56:08,064 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:56:08,067 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 20:56:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:56:08,073 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:56:08,073 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:56:08,074 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:56:08,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:56:08,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:56:08,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:56:08,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565834578] [2023-12-16 20:56:08,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:56:08,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:56:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:08,233 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:56:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:08,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:56:08,350 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:56:08,351 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:56:08,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:56:08,354 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:56:08,357 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:56:08,386 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:56:08,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:56:08 BoogieIcfgContainer [2023-12-16 20:56:08,395 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:56:08,396 INFO L158 Benchmark]: Toolchain (without parser) took 4028.65ms. Allocated memory was 314.6MB in the beginning and 508.6MB in the end (delta: 194.0MB). Free memory was 271.9MB in the beginning and 345.3MB in the end (delta: -73.4MB). Peak memory consumption was 120.6MB. Max. memory is 8.0GB. [2023-12-16 20:56:08,396 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 202.4MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:56:08,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.30ms. Allocated memory is still 314.6MB. Free memory was 271.4MB in the beginning and 264.1MB in the end (delta: 7.3MB). Peak memory consumption was 78.5MB. Max. memory is 8.0GB. [2023-12-16 20:56:08,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.99ms. Allocated memory is still 314.6MB. Free memory was 264.1MB in the beginning and 241.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-12-16 20:56:08,397 INFO L158 Benchmark]: Boogie Preprocessor took 139.08ms. Allocated memory is still 314.6MB. Free memory was 241.1MB in the beginning and 220.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-12-16 20:56:08,398 INFO L158 Benchmark]: RCFGBuilder took 2778.07ms. Allocated memory was 314.6MB in the beginning and 508.6MB in the end (delta: 194.0MB). Free memory was 220.4MB in the beginning and 395.6MB in the end (delta: -175.2MB). Peak memory consumption was 240.8MB. Max. memory is 8.0GB. [2023-12-16 20:56:08,398 INFO L158 Benchmark]: TraceAbstraction took 374.60ms. Allocated memory is still 508.6MB. Free memory was 395.1MB in the beginning and 345.3MB in the end (delta: 49.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2023-12-16 20:56:08,400 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 202.4MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 602.30ms. Allocated memory is still 314.6MB. Free memory was 271.4MB in the beginning and 264.1MB in the end (delta: 7.3MB). Peak memory consumption was 78.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 128.99ms. Allocated memory is still 314.6MB. Free memory was 264.1MB in the beginning and 241.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 139.08ms. Allocated memory is still 314.6MB. Free memory was 241.1MB in the beginning and 220.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * RCFGBuilder took 2778.07ms. Allocated memory was 314.6MB in the beginning and 508.6MB in the end (delta: 194.0MB). Free memory was 220.4MB in the beginning and 395.6MB in the end (delta: -175.2MB). Peak memory consumption was 240.8MB. Max. memory is 8.0GB. * TraceAbstraction took 374.60ms. Allocated memory is still 508.6MB. Free memory was 395.1MB in the beginning and 345.3MB in the end (delta: 49.8MB). Peak memory consumption was 49.3MB. 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 156. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 12) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 12); [L27] EXPR (SORT_1)1 << (12 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (12 - 1); [L29] EXPR (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 1) [L29] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 1); [L30] EXPR (SORT_8)1 << (1 - 1) [L30] const SORT_8 msb_SORT_8 = (SORT_8)1 << (1 - 1); [L32] EXPR (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 4) [L32] const SORT_13 mask_SORT_13 = (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 4); [L33] EXPR (SORT_13)1 << (4 - 1) [L33] const SORT_13 msb_SORT_13 = (SORT_13)1 << (4 - 1); [L35] EXPR (SORT_22)-1 >> (sizeof(SORT_22) * 8 - 3) [L35] const SORT_22 mask_SORT_22 = (SORT_22)-1 >> (sizeof(SORT_22) * 8 - 3); [L36] EXPR (SORT_22)1 << (3 - 1) [L36] const SORT_22 msb_SORT_22 = (SORT_22)1 << (3 - 1); [L38] EXPR (SORT_310)-1 >> (sizeof(SORT_310) * 8 - 2) [L38] const SORT_310 mask_SORT_310 = (SORT_310)-1 >> (sizeof(SORT_310) * 8 - 2); [L39] EXPR (SORT_310)1 << (2 - 1) [L39] const SORT_310 msb_SORT_310 = (SORT_310)1 << (2 - 1); [L41] EXPR (SORT_314)-1 >> (sizeof(SORT_314) * 8 - 5) [L41] const SORT_314 mask_SORT_314 = (SORT_314)-1 >> (sizeof(SORT_314) * 8 - 5); [L42] EXPR (SORT_314)1 << (5 - 1) [L42] const SORT_314 msb_SORT_314 = (SORT_314)1 << (5 - 1); [L44] EXPR (SORT_316)-1 >> (sizeof(SORT_316) * 8 - 6) [L44] const SORT_316 mask_SORT_316 = (SORT_316)-1 >> (sizeof(SORT_316) * 8 - 6); [L45] EXPR (SORT_316)1 << (6 - 1) [L45] const SORT_316 msb_SORT_316 = (SORT_316)1 << (6 - 1); [L47] EXPR (SORT_318)-1 >> (sizeof(SORT_318) * 8 - 7) [L47] const SORT_318 mask_SORT_318 = (SORT_318)-1 >> (sizeof(SORT_318) * 8 - 7); [L48] EXPR (SORT_318)1 << (7 - 1) [L48] const SORT_318 msb_SORT_318 = (SORT_318)1 << (7 - 1); [L50] EXPR (SORT_320)-1 >> (sizeof(SORT_320) * 8 - 8) [L50] const SORT_320 mask_SORT_320 = (SORT_320)-1 >> (sizeof(SORT_320) * 8 - 8); [L51] EXPR (SORT_320)1 << (8 - 1) [L51] const SORT_320 msb_SORT_320 = (SORT_320)1 << (8 - 1); [L53] EXPR (SORT_322)-1 >> (sizeof(SORT_322) * 8 - 9) [L53] const SORT_322 mask_SORT_322 = (SORT_322)-1 >> (sizeof(SORT_322) * 8 - 9); [L54] EXPR (SORT_322)1 << (9 - 1) [L54] const SORT_322 msb_SORT_322 = (SORT_322)1 << (9 - 1); [L56] EXPR (SORT_324)-1 >> (sizeof(SORT_324) * 8 - 10) [L56] const SORT_324 mask_SORT_324 = (SORT_324)-1 >> (sizeof(SORT_324) * 8 - 10); [L57] EXPR (SORT_324)1 << (10 - 1) [L57] const SORT_324 msb_SORT_324 = (SORT_324)1 << (10 - 1); [L59] EXPR (SORT_326)-1 >> (sizeof(SORT_326) * 8 - 11) [L59] const SORT_326 mask_SORT_326 = (SORT_326)-1 >> (sizeof(SORT_326) * 8 - 11); [L60] EXPR (SORT_326)1 << (11 - 1) [L60] const SORT_326 msb_SORT_326 = (SORT_326)1 << (11 - 1); [L62] const SORT_8 var_18 = 0; [L63] const SORT_22 var_23 = 0; [L64] const SORT_22 var_26 = 4; [L65] const SORT_22 var_29 = 5; [L66] const SORT_1 var_32 = 0; [L67] const SORT_1 var_35 = 2730; [L68] const SORT_8 var_42 = 1; [L69] const SORT_13 var_65 = 2; [L70] const SORT_13 var_70 = 9; [L71] const SORT_13 var_78 = 15; [L72] const SORT_13 var_83 = 1; [L73] const SORT_13 var_85 = 3; [L74] const SORT_13 var_88 = 5; [L75] const SORT_13 var_91 = 7; [L76] const SORT_13 var_94 = 11; [L77] const SORT_13 var_118 = 8; [L78] const SORT_13 var_122 = 10; [L79] const SORT_13 var_126 = 13; [L80] const SORT_13 var_137 = 4; [L81] const SORT_13 var_139 = 12; [L82] const SORT_13 var_142 = 14; [L83] const SORT_13 var_148 = 6; [L84] const SORT_13 var_175 = 0; [L85] const SORT_22 var_221 = 1; [L86] const SORT_1 var_250 = 4095; [L87] const SORT_1 var_580 = 1; [L88] const SORT_326 var_598 = 0; [L90] SORT_1 input_2; [L91] SORT_1 input_3; [L92] SORT_1 input_4; [L93] SORT_1 input_5; [L94] SORT_1 input_6; [L95] SORT_1 input_7; [L96] SORT_8 input_9; [L97] SORT_8 input_10; [L98] SORT_8 input_11; [L99] SORT_1 input_12; [L100] SORT_13 input_14; [L101] SORT_8 input_15; [L102] SORT_8 input_16; [L103] SORT_8 input_17; [L104] SORT_1 input_217; [L105] SORT_1 input_237; [L106] SORT_22 input_240; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_8 [L108] SORT_8 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_8; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_22 [L109] SORT_22 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_22; [L110] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L110] SORT_1 state_33 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L111] SORT_1 state_38 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L112] SORT_1 state_40 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L113] SORT_1 state_44 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L114] SORT_1 state_46 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L115] SORT_1 state_50 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L116] SORT_1 state_52 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L117] SORT_1 state_67 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_22 [L118] SORT_22 state_106 = __VERIFIER_nondet_uchar() & mask_SORT_22; [L119] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L119] SORT_1 state_135 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L121] SORT_8 init_20_arg_1 = var_18; [L122] state_19 = init_20_arg_1 [L123] SORT_22 init_25_arg_1 = var_23; [L124] state_24 = init_25_arg_1 [L125] SORT_1 init_34_arg_1 = var_32; [L126] state_33 = init_34_arg_1 [L127] SORT_1 init_39_arg_1 = var_32; [L128] state_38 = init_39_arg_1 [L129] SORT_1 init_41_arg_1 = var_32; [L130] state_40 = init_41_arg_1 [L131] SORT_1 init_45_arg_1 = var_32; [L132] state_44 = init_45_arg_1 [L133] SORT_1 init_47_arg_1 = var_32; [L134] state_46 = init_47_arg_1 [L135] SORT_1 init_51_arg_1 = var_32; [L136] state_50 = init_51_arg_1 [L137] SORT_1 init_53_arg_1 = var_32; [L138] state_52 = init_53_arg_1 [L139] SORT_1 init_68_arg_1 = var_32; [L140] state_67 = init_68_arg_1 [L141] SORT_22 init_107_arg_1 = var_23; [L142] state_106 = init_107_arg_1 [L143] SORT_1 init_136_arg_1 = var_32; [L144] state_135 = init_136_arg_1 VAL [init_107_arg_1=0, init_136_arg_1=0, init_20_arg_1=0, init_25_arg_1=0, init_34_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_68_arg_1=0, mask_SORT_13=0, mask_SORT_1=0, mask_SORT_22=0, mask_SORT_310=0, mask_SORT_314=0, mask_SORT_316=0, mask_SORT_318=0, mask_SORT_320=0, mask_SORT_322=0, mask_SORT_324=0, mask_SORT_326=0, mask_SORT_8=0, msb_SORT_13=0, msb_SORT_1=0, msb_SORT_22=0, msb_SORT_310=0, msb_SORT_314=0, msb_SORT_316=0, msb_SORT_318=0, msb_SORT_320=0, msb_SORT_322=0, msb_SORT_324=0, msb_SORT_326=0, msb_SORT_8=0, state_106=0, state_135=0, state_19=0, state_24=0, state_33=0, state_38=0, state_40=0, state_44=0, state_46=0, state_50=0, state_52=0, state_67=0, var_118=8, var_122=10, var_126=13, var_137=4, var_139=12, var_142=14, var_148=6, var_175=0, var_18=0, var_221=1, var_23=0, var_250=4095, var_26=4, var_29=5, var_32=0, var_35=2730, var_42=1, var_580=1, var_598=0, var_65=2, var_70=9, var_78=15, var_83=1, var_85=3, var_88=5, var_91=7, var_94=11] [L147] input_2 = __VERIFIER_nondet_ushort() [L148] input_3 = __VERIFIER_nondet_ushort() [L149] input_4 = __VERIFIER_nondet_ushort() [L150] input_5 = __VERIFIER_nondet_ushort() [L151] input_6 = __VERIFIER_nondet_ushort() [L152] input_7 = __VERIFIER_nondet_ushort() [L153] input_9 = __VERIFIER_nondet_uchar() [L154] input_10 = __VERIFIER_nondet_uchar() [L155] input_11 = __VERIFIER_nondet_uchar() [L156] EXPR input_11 & mask_SORT_8 [L156] input_11 = input_11 & mask_SORT_8 [L157] input_12 = __VERIFIER_nondet_ushort() [L158] input_14 = __VERIFIER_nondet_uchar() [L159] EXPR input_14 & mask_SORT_13 [L159] input_14 = input_14 & mask_SORT_13 [L160] input_15 = __VERIFIER_nondet_uchar() [L161] input_16 = __VERIFIER_nondet_uchar() [L162] input_17 = __VERIFIER_nondet_uchar() [L163] input_217 = __VERIFIER_nondet_ushort() [L164] input_237 = __VERIFIER_nondet_ushort() [L165] input_240 = __VERIFIER_nondet_uchar() [L168] SORT_8 var_21_arg_0 = state_19; [L169] SORT_8 var_21_arg_1 = var_18; [L170] SORT_8 var_21 = var_21_arg_0 == var_21_arg_1; [L171] SORT_22 var_27_arg_0 = state_24; [L172] SORT_22 var_27_arg_1 = var_26; [L173] SORT_8 var_27 = var_27_arg_0 == var_27_arg_1; [L174] SORT_8 var_28_arg_0 = var_21; [L175] SORT_8 var_28_arg_1 = var_27; [L176] EXPR var_28_arg_0 | var_28_arg_1 [L176] SORT_8 var_28 = var_28_arg_0 | var_28_arg_1; [L177] SORT_22 var_30_arg_0 = state_24; [L178] SORT_22 var_30_arg_1 = var_29; [L179] SORT_8 var_30 = var_30_arg_0 == var_30_arg_1; [L180] SORT_8 var_31_arg_0 = var_28; [L181] SORT_8 var_31_arg_1 = var_30; [L182] EXPR var_31_arg_0 | var_31_arg_1 [L182] SORT_8 var_31 = var_31_arg_0 | var_31_arg_1; [L183] SORT_1 var_36_arg_0 = state_33; [L184] SORT_1 var_36_arg_1 = var_35; [L185] SORT_8 var_36 = var_36_arg_0 != var_36_arg_1; [L186] SORT_8 var_37_arg_0 = var_31; [L187] SORT_8 var_37_arg_1 = var_36; [L188] EXPR var_37_arg_0 | var_37_arg_1 [L188] SORT_8 var_37 = var_37_arg_0 | var_37_arg_1; [L189] SORT_8 var_55_arg_0 = var_42; [L190] SORT_1 var_55_arg_1 = input_7; [L191] SORT_1 var_55_arg_2 = input_6; [L192] SORT_1 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L193] SORT_8 var_54_arg_0 = var_42; [L194] SORT_1 var_54_arg_1 = state_52; [L195] SORT_1 var_54_arg_2 = state_50; [L196] SORT_1 var_54 = var_54_arg_0 ? var_54_arg_1 : var_54_arg_2; [L197] SORT_8 var_56_arg_0 = var_18; [L198] SORT_1 var_56_arg_1 = var_55; [L199] SORT_1 var_56_arg_2 = var_54; [L200] SORT_1 var_56 = var_56_arg_0 ? var_56_arg_1 : var_56_arg_2; [L201] SORT_8 var_48_arg_0 = var_42; [L202] SORT_1 var_48_arg_1 = state_46; [L203] SORT_1 var_48_arg_2 = state_44; [L204] SORT_1 var_48 = var_48_arg_0 ? var_48_arg_1 : var_48_arg_2; [L205] SORT_8 var_43_arg_0 = var_42; [L206] SORT_1 var_43_arg_1 = state_40; [L207] SORT_1 var_43_arg_2 = state_38; [L208] SORT_1 var_43 = var_43_arg_0 ? var_43_arg_1 : var_43_arg_2; [L209] SORT_8 var_49_arg_0 = var_18; [L210] SORT_1 var_49_arg_1 = var_48; [L211] SORT_1 var_49_arg_2 = var_43; [L212] SORT_1 var_49 = var_49_arg_0 ? var_49_arg_1 : var_49_arg_2; [L213] SORT_8 var_57_arg_0 = var_42; [L214] SORT_1 var_57_arg_1 = var_56; [L215] SORT_1 var_57_arg_2 = var_49; [L216] SORT_1 var_57 = var_57_arg_0 ? var_57_arg_1 : var_57_arg_2; [L217] EXPR var_57 & mask_SORT_1 [L217] var_57 = var_57 & mask_SORT_1 [L218] SORT_1 var_58_arg_0 = var_57; [L219] SORT_1 var_58_arg_1 = var_35; [L220] SORT_8 var_58 = var_58_arg_0 == var_58_arg_1; [L221] SORT_8 var_59_arg_0 = var_37; [L222] SORT_8 var_59_arg_1 = var_58; [L223] EXPR var_59_arg_0 | var_59_arg_1 [L223] SORT_8 var_59 = var_59_arg_0 | var_59_arg_1; [L224] SORT_8 var_62_arg_0 = var_59; [L225] SORT_8 var_62 = ~var_62_arg_0; [L226] SORT_8 var_63_arg_0 = var_42; [L227] SORT_8 var_63_arg_1 = var_62; [L228] EXPR var_63_arg_0 & var_63_arg_1 [L228] SORT_8 var_63 = var_63_arg_0 & var_63_arg_1; [L229] EXPR var_63 & mask_SORT_8 [L229] var_63 = var_63 & mask_SORT_8 [L230] SORT_8 bad_64_arg_0 = var_63; [L231] CALL __VERIFIER_assert(!(bad_64_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 20:56:08,423 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...