/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.h_Barrel.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:34:39,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:34:39,967 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 20:34:39,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:34:39,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:34:39,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:34:40,000 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:34:40,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:34:40,001 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:34:40,004 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:34:40,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:34:40,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:34:40,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:34:40,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:34:40,007 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:34:40,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:34:40,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:34:40,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:34:40,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:34:40,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:34:40,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:34:40,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:34:40,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:34:40,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:34:40,010 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:34:40,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:34:40,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:34:40,011 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:34:40,011 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:34:40,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:34:40,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:34:40,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:34:40,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:34:40,013 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:34:40,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:34:40,013 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:34:40,014 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:34:40,014 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:34:40,014 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:34:40,014 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:34:40,014 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:34:40,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:34:40,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:34:40,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:34:40,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:34:40,256 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:34:40,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.h_Barrel.c [2023-12-16 20:34:41,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:34:41,694 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:34:41,695 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.h_Barrel.c [2023-12-16 20:34:41,708 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e4c909f/e0ac2d0aba2f4fe3a8f9e572dd3cdf88/FLAGce921705c [2023-12-16 20:34:41,721 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e4c909f/e0ac2d0aba2f4fe3a8f9e572dd3cdf88 [2023-12-16 20:34:41,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:34:41,724 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:34:41,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:34:41,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:34:41,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:34:41,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:34:41" (1/1) ... [2023-12-16 20:34:41,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6abed6a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:41, skipping insertion in model container [2023-12-16 20:34:41,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:34:41" (1/1) ... [2023-12-16 20:34:41,766 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:34:41,900 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.h_Barrel.c[1248,1261] [2023-12-16 20:34:41,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:34:41,997 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:34:42,009 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.h_Barrel.c[1248,1261] [2023-12-16 20:34:42,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:34:42,069 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:34:42,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42 WrapperNode [2023-12-16 20:34:42,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:34:42,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:34:42,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:34:42,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:34:42,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,135 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 338 [2023-12-16 20:34:42,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:34:42,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:34:42,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:34:42,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:34:42,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,154 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,169 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 20:34:42,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:34:42,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:34:42,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:34:42,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:34:42,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (1/1) ... [2023-12-16 20:34:42,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:34:42,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:34:42,245 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 20:34:42,274 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 20:34:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:34:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:34:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:34:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:34:42,417 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:34:42,419 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:34:42,734 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:34:42,777 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:34:42,777 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:34:42,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:34:42 BoogieIcfgContainer [2023-12-16 20:34:42,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:34:42,780 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:34:42,780 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:34:42,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:34:42,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:34:41" (1/3) ... [2023-12-16 20:34:42,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a8ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:34:42, skipping insertion in model container [2023-12-16 20:34:42,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:42" (2/3) ... [2023-12-16 20:34:42,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a8ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:34:42, skipping insertion in model container [2023-12-16 20:34:42,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:34:42" (3/3) ... [2023-12-16 20:34:42,786 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_Barrel.c [2023-12-16 20:34:42,802 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:34:42,802 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:34:42,852 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:34:42,857 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;@7323977f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:34:42,857 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:34:42,860 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 20:34:42,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:34:42,864 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:34:42,864 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:34:42,865 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:34:42,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:34:42,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:34:42,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:34:42,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567943456] [2023-12-16 20:34:42,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:34:42,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:34:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:34:43,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:34:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:34:43,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:34:43,862 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:34:43,863 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:34:43,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:34:43,870 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:34:43,873 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:34:43,909 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:34:43,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:34:43 BoogieIcfgContainer [2023-12-16 20:34:43,929 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:34:43,931 INFO L158 Benchmark]: Toolchain (without parser) took 2206.27ms. Allocated memory was 208.7MB in the beginning and 307.2MB in the end (delta: 98.6MB). Free memory was 155.5MB in the beginning and 143.0MB in the end (delta: 12.5MB). Peak memory consumption was 112.0MB. Max. memory is 8.0GB. [2023-12-16 20:34:43,932 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 208.7MB. Free memory is still 155.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:34:43,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.87ms. Allocated memory is still 208.7MB. Free memory was 155.5MB in the beginning and 137.5MB in the end (delta: 17.9MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-16 20:34:43,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.39ms. Allocated memory is still 208.7MB. Free memory was 137.5MB in the beginning and 133.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-16 20:34:43,939 INFO L158 Benchmark]: Boogie Preprocessor took 53.57ms. Allocated memory is still 208.7MB. Free memory was 133.3MB in the beginning and 128.8MB in the end (delta: 4.5MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-16 20:34:43,940 INFO L158 Benchmark]: RCFGBuilder took 587.96ms. Allocated memory was 208.7MB in the beginning and 307.2MB in the end (delta: 98.6MB). Free memory was 128.8MB in the beginning and 248.3MB in the end (delta: -119.5MB). Peak memory consumption was 15.5MB. Max. memory is 8.0GB. [2023-12-16 20:34:43,940 INFO L158 Benchmark]: TraceAbstraction took 1148.90ms. Allocated memory is still 307.2MB. Free memory was 247.8MB in the beginning and 143.0MB in the end (delta: 104.9MB). Peak memory consumption was 104.9MB. Max. memory is 8.0GB. [2023-12-16 20:34:43,944 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 208.7MB. Free memory is still 155.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 345.87ms. Allocated memory is still 208.7MB. Free memory was 155.5MB in the beginning and 137.5MB in the end (delta: 17.9MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.39ms. Allocated memory is still 208.7MB. Free memory was 137.5MB in the beginning and 133.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.57ms. Allocated memory is still 208.7MB. Free memory was 133.3MB in the beginning and 128.8MB in the end (delta: 4.5MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 587.96ms. Allocated memory was 208.7MB in the beginning and 307.2MB in the end (delta: 98.6MB). Free memory was 128.8MB in the beginning and 248.3MB in the end (delta: -119.5MB). Peak memory consumption was 15.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1148.90ms. Allocated memory is still 307.2MB. Free memory was 247.8MB in the beginning and 143.0MB in the end (delta: 104.9MB). Peak memory consumption was 104.9MB. 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 63. 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 - 2) [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 2); [L30] EXPR (SORT_3)1 << (2 - 1) [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (2 - 1); [L32] const SORT_3 var_4 = 0; [L33] const SORT_1 var_78 = 1; [L35] SORT_1 input_2; [L37] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L37] SORT_3 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L38] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L38] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L39] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L39] SORT_3 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L40] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L40] SORT_3 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L42] SORT_3 init_6_arg_1 = var_4; [L43] state_5 = init_6_arg_1 [L44] SORT_3 init_9_arg_1 = var_4; [L45] state_8 = init_9_arg_1 [L46] SORT_3 init_26_arg_1 = var_4; [L47] state_25 = init_26_arg_1 [L48] SORT_3 init_44_arg_1 = var_4; [L49] state_43 = init_44_arg_1 VAL [init_26_arg_1=0, init_44_arg_1=0, init_6_arg_1=0, init_9_arg_1=0, mask_SORT_1=0, mask_SORT_3=0, msb_SORT_1=0, msb_SORT_3=0, state_25=0, state_43=0, state_5=0, state_8=0, var_4=0, var_78=1] [L52] input_2 = __VERIFIER_nondet_uchar() [L55] SORT_3 var_7_arg_0 = state_5; [L56] SORT_3 var_7_arg_1 = var_4; [L57] SORT_1 var_7 = var_7_arg_0 != var_7_arg_1; [L58] SORT_3 var_10_arg_0 = state_8; [L59] SORT_3 var_10_arg_1 = var_4; [L60] SORT_1 var_10 = var_10_arg_0 == var_10_arg_1; [L61] SORT_1 var_11_arg_0 = var_7; [L62] SORT_1 var_11_arg_1 = var_10; [L63] EXPR var_11_arg_0 | var_11_arg_1 [L63] SORT_1 var_11 = var_11_arg_0 | var_11_arg_1; [L64] SORT_3 var_12_arg_0 = state_5; [L65] SORT_3 var_12_arg_1 = var_4; [L66] SORT_1 var_12 = var_12_arg_0 != var_12_arg_1; [L67] SORT_3 var_13_arg_0 = state_8; [L68] SORT_3 var_13_arg_1 = var_4; [L69] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L70] SORT_1 var_14_arg_0 = var_12; [L71] SORT_1 var_14_arg_1 = var_13; [L72] EXPR var_14_arg_0 | var_14_arg_1 [L72] SORT_1 var_14 = var_14_arg_0 | var_14_arg_1; [L73] SORT_1 var_15_arg_0 = var_11; [L74] SORT_1 var_15_arg_1 = var_14; [L75] EXPR var_15_arg_0 & var_15_arg_1 [L75] SORT_1 var_15 = var_15_arg_0 & var_15_arg_1; [L76] SORT_3 var_16_arg_0 = state_5; [L77] SORT_3 var_16_arg_1 = var_4; [L78] SORT_1 var_16 = var_16_arg_0 != var_16_arg_1; [L79] SORT_3 var_17_arg_0 = state_8; [L80] SORT_3 var_17_arg_1 = var_4; [L81] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L82] SORT_1 var_18_arg_0 = var_16; [L83] SORT_1 var_18_arg_1 = var_17; [L84] EXPR var_18_arg_0 | var_18_arg_1 [L84] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L85] SORT_1 var_19_arg_0 = var_15; [L86] SORT_1 var_19_arg_1 = var_18; [L87] EXPR var_19_arg_0 & var_19_arg_1 [L87] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L88] SORT_3 var_20_arg_0 = state_5; [L89] SORT_3 var_20_arg_1 = var_4; [L90] SORT_1 var_20 = var_20_arg_0 != var_20_arg_1; [L91] SORT_3 var_21_arg_0 = state_8; [L92] SORT_3 var_21_arg_1 = var_4; [L93] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L94] SORT_1 var_22_arg_0 = var_20; [L95] SORT_1 var_22_arg_1 = var_21; [L96] EXPR var_22_arg_0 | var_22_arg_1 [L96] SORT_1 var_22 = var_22_arg_0 | var_22_arg_1; [L97] SORT_1 var_23_arg_0 = var_19; [L98] SORT_1 var_23_arg_1 = var_22; [L99] EXPR var_23_arg_0 & var_23_arg_1 [L99] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L100] SORT_3 var_24_arg_0 = state_8; [L101] SORT_3 var_24_arg_1 = var_4; [L102] SORT_1 var_24 = var_24_arg_0 != var_24_arg_1; [L103] SORT_3 var_27_arg_0 = state_25; [L104] SORT_3 var_27_arg_1 = var_4; [L105] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L106] SORT_1 var_28_arg_0 = var_24; [L107] SORT_1 var_28_arg_1 = var_27; [L108] EXPR var_28_arg_0 | var_28_arg_1 [L108] SORT_1 var_28 = var_28_arg_0 | var_28_arg_1; [L109] SORT_1 var_29_arg_0 = var_23; [L110] SORT_1 var_29_arg_1 = var_28; [L111] EXPR var_29_arg_0 & var_29_arg_1 [L111] SORT_1 var_29 = var_29_arg_0 & var_29_arg_1; [L112] SORT_3 var_30_arg_0 = state_8; [L113] SORT_3 var_30_arg_1 = var_4; [L114] SORT_1 var_30 = var_30_arg_0 != var_30_arg_1; [L115] SORT_3 var_31_arg_0 = state_25; [L116] SORT_3 var_31_arg_1 = var_4; [L117] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L118] SORT_1 var_32_arg_0 = var_30; [L119] SORT_1 var_32_arg_1 = var_31; [L120] EXPR var_32_arg_0 | var_32_arg_1 [L120] SORT_1 var_32 = var_32_arg_0 | var_32_arg_1; [L121] SORT_1 var_33_arg_0 = var_29; [L122] SORT_1 var_33_arg_1 = var_32; [L123] EXPR var_33_arg_0 & var_33_arg_1 [L123] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L124] SORT_3 var_34_arg_0 = state_8; [L125] SORT_3 var_34_arg_1 = var_4; [L126] SORT_1 var_34 = var_34_arg_0 != var_34_arg_1; [L127] SORT_3 var_35_arg_0 = state_25; [L128] SORT_3 var_35_arg_1 = var_4; [L129] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L130] SORT_1 var_36_arg_0 = var_34; [L131] SORT_1 var_36_arg_1 = var_35; [L132] EXPR var_36_arg_0 | var_36_arg_1 [L132] SORT_1 var_36 = var_36_arg_0 | var_36_arg_1; [L133] SORT_1 var_37_arg_0 = var_33; [L134] SORT_1 var_37_arg_1 = var_36; [L135] EXPR var_37_arg_0 & var_37_arg_1 [L135] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L136] SORT_3 var_38_arg_0 = state_8; [L137] SORT_3 var_38_arg_1 = var_4; [L138] SORT_1 var_38 = var_38_arg_0 != var_38_arg_1; [L139] SORT_3 var_39_arg_0 = state_25; [L140] SORT_3 var_39_arg_1 = var_4; [L141] SORT_1 var_39 = var_39_arg_0 == var_39_arg_1; [L142] SORT_1 var_40_arg_0 = var_38; [L143] SORT_1 var_40_arg_1 = var_39; [L144] EXPR var_40_arg_0 | var_40_arg_1 [L144] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L145] SORT_1 var_41_arg_0 = var_37; [L146] SORT_1 var_41_arg_1 = var_40; [L147] EXPR var_41_arg_0 & var_41_arg_1 [L147] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L148] SORT_3 var_42_arg_0 = state_25; [L149] SORT_3 var_42_arg_1 = var_4; [L150] SORT_1 var_42 = var_42_arg_0 != var_42_arg_1; [L151] SORT_3 var_45_arg_0 = state_43; [L152] SORT_3 var_45_arg_1 = var_4; [L153] SORT_1 var_45 = var_45_arg_0 == var_45_arg_1; [L154] SORT_1 var_46_arg_0 = var_42; [L155] SORT_1 var_46_arg_1 = var_45; [L156] EXPR var_46_arg_0 | var_46_arg_1 [L156] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L157] SORT_1 var_47_arg_0 = var_41; [L158] SORT_1 var_47_arg_1 = var_46; [L159] EXPR var_47_arg_0 & var_47_arg_1 [L159] SORT_1 var_47 = var_47_arg_0 & var_47_arg_1; [L160] SORT_3 var_48_arg_0 = state_25; [L161] SORT_3 var_48_arg_1 = var_4; [L162] SORT_1 var_48 = var_48_arg_0 != var_48_arg_1; [L163] SORT_3 var_49_arg_0 = state_43; [L164] SORT_3 var_49_arg_1 = var_4; [L165] SORT_1 var_49 = var_49_arg_0 == var_49_arg_1; [L166] SORT_1 var_50_arg_0 = var_48; [L167] SORT_1 var_50_arg_1 = var_49; [L168] EXPR var_50_arg_0 | var_50_arg_1 [L168] SORT_1 var_50 = var_50_arg_0 | var_50_arg_1; [L169] SORT_1 var_51_arg_0 = var_47; [L170] SORT_1 var_51_arg_1 = var_50; [L171] EXPR var_51_arg_0 & var_51_arg_1 [L171] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L172] SORT_3 var_52_arg_0 = state_25; [L173] SORT_3 var_52_arg_1 = var_4; [L174] SORT_1 var_52 = var_52_arg_0 != var_52_arg_1; [L175] SORT_3 var_53_arg_0 = state_43; [L176] SORT_3 var_53_arg_1 = var_4; [L177] SORT_1 var_53 = var_53_arg_0 == var_53_arg_1; [L178] SORT_1 var_54_arg_0 = var_52; [L179] SORT_1 var_54_arg_1 = var_53; [L180] EXPR var_54_arg_0 | var_54_arg_1 [L180] SORT_1 var_54 = var_54_arg_0 | var_54_arg_1; [L181] SORT_1 var_55_arg_0 = var_51; [L182] SORT_1 var_55_arg_1 = var_54; [L183] EXPR var_55_arg_0 & var_55_arg_1 [L183] SORT_1 var_55 = var_55_arg_0 & var_55_arg_1; [L184] SORT_3 var_56_arg_0 = state_25; [L185] SORT_3 var_56_arg_1 = var_4; [L186] SORT_1 var_56 = var_56_arg_0 != var_56_arg_1; [L187] SORT_3 var_57_arg_0 = state_43; [L188] SORT_3 var_57_arg_1 = var_4; [L189] SORT_1 var_57 = var_57_arg_0 == var_57_arg_1; [L190] SORT_1 var_58_arg_0 = var_56; [L191] SORT_1 var_58_arg_1 = var_57; [L192] EXPR var_58_arg_0 | var_58_arg_1 [L192] SORT_1 var_58 = var_58_arg_0 | var_58_arg_1; [L193] SORT_1 var_59_arg_0 = var_55; [L194] SORT_1 var_59_arg_1 = var_58; [L195] EXPR var_59_arg_0 & var_59_arg_1 [L195] SORT_1 var_59 = var_59_arg_0 & var_59_arg_1; [L196] SORT_3 var_60_arg_0 = state_43; [L197] SORT_3 var_60_arg_1 = var_4; [L198] SORT_1 var_60 = var_60_arg_0 != var_60_arg_1; [L199] SORT_3 var_61_arg_0 = state_5; [L200] SORT_3 var_61_arg_1 = var_4; [L201] SORT_1 var_61 = var_61_arg_0 == var_61_arg_1; [L202] SORT_1 var_62_arg_0 = var_60; [L203] SORT_1 var_62_arg_1 = var_61; [L204] EXPR var_62_arg_0 | var_62_arg_1 [L204] SORT_1 var_62 = var_62_arg_0 | var_62_arg_1; [L205] SORT_1 var_63_arg_0 = var_59; [L206] SORT_1 var_63_arg_1 = var_62; [L207] EXPR var_63_arg_0 & var_63_arg_1 [L207] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L208] SORT_3 var_64_arg_0 = state_43; [L209] SORT_3 var_64_arg_1 = var_4; [L210] SORT_1 var_64 = var_64_arg_0 != var_64_arg_1; [L211] SORT_3 var_65_arg_0 = state_5; [L212] SORT_3 var_65_arg_1 = var_4; [L213] SORT_1 var_65 = var_65_arg_0 == var_65_arg_1; [L214] SORT_1 var_66_arg_0 = var_64; [L215] SORT_1 var_66_arg_1 = var_65; [L216] EXPR var_66_arg_0 | var_66_arg_1 [L216] SORT_1 var_66 = var_66_arg_0 | var_66_arg_1; [L217] SORT_1 var_67_arg_0 = var_63; [L218] SORT_1 var_67_arg_1 = var_66; [L219] EXPR var_67_arg_0 & var_67_arg_1 [L219] SORT_1 var_67 = var_67_arg_0 & var_67_arg_1; [L220] SORT_3 var_68_arg_0 = state_43; [L221] SORT_3 var_68_arg_1 = var_4; [L222] SORT_1 var_68 = var_68_arg_0 != var_68_arg_1; [L223] SORT_3 var_69_arg_0 = state_5; [L224] SORT_3 var_69_arg_1 = var_4; [L225] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L226] SORT_1 var_70_arg_0 = var_68; [L227] SORT_1 var_70_arg_1 = var_69; [L228] EXPR var_70_arg_0 | var_70_arg_1 [L228] SORT_1 var_70 = var_70_arg_0 | var_70_arg_1; [L229] SORT_1 var_71_arg_0 = var_67; [L230] SORT_1 var_71_arg_1 = var_70; [L231] EXPR var_71_arg_0 & var_71_arg_1 [L231] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L232] SORT_3 var_72_arg_0 = state_43; [L233] SORT_3 var_72_arg_1 = var_4; [L234] SORT_1 var_72 = var_72_arg_0 != var_72_arg_1; [L235] SORT_3 var_73_arg_0 = state_5; [L236] SORT_3 var_73_arg_1 = var_4; [L237] SORT_1 var_73 = var_73_arg_0 == var_73_arg_1; [L238] SORT_1 var_74_arg_0 = var_72; [L239] SORT_1 var_74_arg_1 = var_73; [L240] EXPR var_74_arg_0 | var_74_arg_1 [L240] SORT_1 var_74 = var_74_arg_0 | var_74_arg_1; [L241] SORT_1 var_75_arg_0 = var_71; [L242] SORT_1 var_75_arg_1 = var_74; [L243] EXPR var_75_arg_0 & var_75_arg_1 [L243] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; [L244] SORT_1 var_79_arg_0 = var_75; [L245] SORT_1 var_79 = ~var_79_arg_0; [L246] SORT_1 var_80_arg_0 = var_78; [L247] SORT_1 var_80_arg_1 = var_79; [L248] EXPR var_80_arg_0 & var_80_arg_1 [L248] SORT_1 var_80 = var_80_arg_0 & var_80_arg_1; [L249] EXPR var_80 & mask_SORT_1 [L249] var_80 = var_80 & mask_SORT_1 [L250] SORT_1 bad_81_arg_0 = var_80; [L251] CALL __VERIFIER_assert(!(bad_81_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: 1.0s, 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, 0.5s 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 20:34:43,967 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...