/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.cache_coherence_three.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-25 23:40:07,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-25 23:40:07,695 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-25 23:40:07,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-25 23:40:07,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-25 23:40:07,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-25 23:40:07,730 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-25 23:40:07,730 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-25 23:40:07,730 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-25 23:40:07,731 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-25 23:40:07,731 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-25 23:40:07,731 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-25 23:40:07,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-25 23:40:07,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-25 23:40:07,732 INFO L153 SettingsManager]: * Use SBE=true [2023-12-25 23:40:07,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-25 23:40:07,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-25 23:40:07,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-25 23:40:07,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-25 23:40:07,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-25 23:40:07,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-25 23:40:07,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-25 23:40:07,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-25 23:40:07,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-25 23:40:07,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-25 23:40:07,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-25 23:40:07,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-25 23:40:07,735 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-25 23:40:07,735 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-25 23:40:07,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 23:40:07,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-25 23:40:07,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-25 23:40:07,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-25 23:40:07,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-25 23:40:07,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-25 23:40:07,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-25 23:40:07,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-25 23:40:07,737 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-25 23:40:07,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-25 23:40:07,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-25 23:40:07,737 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-25 23:40:07,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-25 23:40:07,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-25 23:40:07,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-25 23:40:07,914 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-25 23:40:07,914 INFO L274 PluginConnector]: CDTParser initialized [2023-12-25 23:40:07,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cache_coherence_three.c [2023-12-25 23:40:08,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-25 23:40:09,226 INFO L384 CDTParser]: Found 1 translation units. [2023-12-25 23:40:09,227 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cache_coherence_three.c [2023-12-25 23:40:09,251 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d610e9f63/9273c34acf3a411c9182a4af2886d823/FLAG9c9af668c [2023-12-25 23:40:09,260 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d610e9f63/9273c34acf3a411c9182a4af2886d823 [2023-12-25 23:40:09,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-25 23:40:09,263 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-25 23:40:09,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-25 23:40:09,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-25 23:40:09,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-25 23:40:09,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:09,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37be7ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09, skipping insertion in model container [2023-12-25 23:40:09,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:09,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 23:40:09,472 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.cache_coherence_three.c[1261,1274] [2023-12-25 23:40:09,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 23:40:09,758 INFO L202 MainTranslator]: Completed pre-run [2023-12-25 23:40:09,766 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.cache_coherence_three.c[1261,1274] [2023-12-25 23:40:09,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 23:40:09,911 INFO L206 MainTranslator]: Completed translation [2023-12-25 23:40:09,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09 WrapperNode [2023-12-25 23:40:09,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-25 23:40:09,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-25 23:40:09,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-25 23:40:09,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-25 23:40:09,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:09,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,135 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3777 [2023-12-25 23:40:10,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-25 23:40:10,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-25 23:40:10,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-25 23:40:10,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-25 23:40:10,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,171 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,220 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]. [2023-12-25 23:40:10,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-25 23:40:10,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-25 23:40:10,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-25 23:40:10,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-25 23:40:10,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (1/1) ... [2023-12-25 23:40:10,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 23:40:10,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:40:10,391 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) [2023-12-25 23:40:10,409 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 [2023-12-25 23:40:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-25 23:40:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-25 23:40:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-25 23:40:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-25 23:40:10,853 INFO L241 CfgBuilder]: Building ICFG [2023-12-25 23:40:10,855 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-25 23:40:18,423 INFO L282 CfgBuilder]: Performing block encoding [2023-12-25 23:40:18,531 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-25 23:40:18,531 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-25 23:40:18,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:40:18 BoogieIcfgContainer [2023-12-25 23:40:18,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-25 23:40:18,536 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-25 23:40:18,536 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-25 23:40:18,538 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-25 23:40:18,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 11:40:09" (1/3) ... [2023-12-25 23:40:18,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@563fe34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:40:18, skipping insertion in model container [2023-12-25 23:40:18,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:40:09" (2/3) ... [2023-12-25 23:40:18,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@563fe34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:40:18, skipping insertion in model container [2023-12-25 23:40:18,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:40:18" (3/3) ... [2023-12-25 23:40:18,541 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cache_coherence_three.c [2023-12-25 23:40:18,553 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-25 23:40:18,553 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-25 23:40:18,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-25 23:40:18,597 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;@50960791, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-25 23:40:18,598 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-25 23:40:18,601 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) [2023-12-25 23:40:18,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-25 23:40:18,605 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:40:18,605 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-25 23:40:18,606 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:40:18,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:40:18,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-25 23:40:18,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:40:18,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322852725] [2023-12-25 23:40:18,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:40:18,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:40:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-25 23:40:18,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-25 23:40:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-25 23:40:19,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-25 23:40:19,089 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-25 23:40:19,090 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-25 23:40:19,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-25 23:40:19,095 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-25 23:40:19,098 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-25 23:40:19,131 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-25 23:40:19,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 11:40:19 BoogieIcfgContainer [2023-12-25 23:40:19,154 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-25 23:40:19,156 INFO L158 Benchmark]: Toolchain (without parser) took 9892.08ms. Allocated memory was 289.4MB in the beginning and 615.5MB in the end (delta: 326.1MB). Free memory was 240.2MB in the beginning and 249.0MB in the end (delta: -8.8MB). Peak memory consumption was 316.3MB. Max. memory is 8.0GB. [2023-12-25 23:40:19,157 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 204.5MB. Free memory is still 152.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-25 23:40:19,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.56ms. Allocated memory is still 289.4MB. Free memory was 240.2MB in the beginning and 205.3MB in the end (delta: 34.9MB). Peak memory consumption was 85.8MB. Max. memory is 8.0GB. [2023-12-25 23:40:19,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 223.24ms. Allocated memory is still 289.4MB. Free memory was 205.3MB in the beginning and 204.8MB in the end (delta: 430.6kB). Peak memory consumption was 39.2MB. Max. memory is 8.0GB. [2023-12-25 23:40:19,161 INFO L158 Benchmark]: Boogie Preprocessor took 223.35ms. Allocated memory was 289.4MB in the beginning and 407.9MB in the end (delta: 118.5MB). Free memory was 204.8MB in the beginning and 322.7MB in the end (delta: -117.9MB). Peak memory consumption was 49.9MB. Max. memory is 8.0GB. [2023-12-25 23:40:19,162 INFO L158 Benchmark]: RCFGBuilder took 8172.39ms. Allocated memory was 407.9MB in the beginning and 615.5MB in the end (delta: 207.6MB). Free memory was 322.7MB in the beginning and 324.5MB in the end (delta: -1.7MB). Peak memory consumption was 297.8MB. Max. memory is 8.0GB. [2023-12-25 23:40:19,162 INFO L158 Benchmark]: TraceAbstraction took 618.83ms. Allocated memory is still 615.5MB. Free memory was 323.4MB in the beginning and 249.0MB in the end (delta: 74.5MB). Peak memory consumption was 74.4MB. Max. memory is 8.0GB. [2023-12-25 23:40:19,165 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 204.5MB. Free memory is still 152.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 648.56ms. Allocated memory is still 289.4MB. Free memory was 240.2MB in the beginning and 205.3MB in the end (delta: 34.9MB). Peak memory consumption was 85.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 223.24ms. Allocated memory is still 289.4MB. Free memory was 205.3MB in the beginning and 204.8MB in the end (delta: 430.6kB). Peak memory consumption was 39.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 223.35ms. Allocated memory was 289.4MB in the beginning and 407.9MB in the end (delta: 118.5MB). Free memory was 204.8MB in the beginning and 322.7MB in the end (delta: -117.9MB). Peak memory consumption was 49.9MB. Max. memory is 8.0GB. * RCFGBuilder took 8172.39ms. Allocated memory was 407.9MB in the beginning and 615.5MB in the end (delta: 207.6MB). Free memory was 322.7MB in the beginning and 324.5MB in the end (delta: -1.7MB). Peak memory consumption was 297.8MB. Max. memory is 8.0GB. * TraceAbstraction took 618.83ms. Allocated memory is still 615.5MB. Free memory was 323.4MB in the beginning and 249.0MB in the end (delta: 74.5MB). Peak memory consumption was 74.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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 204. 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] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L32] EXPR (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 2) [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 2); [L33] EXPR (SORT_6)1 << (2 - 1) [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (2 - 1); [L35] EXPR (SORT_69)-1 >> (sizeof(SORT_69) * 8 - 3) [L35] const SORT_69 mask_SORT_69 = (SORT_69)-1 >> (sizeof(SORT_69) * 8 - 3); [L36] EXPR (SORT_69)1 << (3 - 1) [L36] const SORT_69 msb_SORT_69 = (SORT_69)1 << (3 - 1); [L38] const SORT_135 mask_SORT_135 = (SORT_135)-1 >> (sizeof(SORT_135) * 8 - 31); [L39] const SORT_135 msb_SORT_135 = (SORT_135)1 << (31 - 1); [L41] const SORT_3 var_4 = 0; [L42] const SORT_3 var_5 = 1; [L43] const SORT_6 var_7 = 2; [L44] const SORT_6 var_10 = 1; [L45] const SORT_1 var_55 = 1; [L46] const SORT_1 var_59 = 0; [L47] const SORT_69 var_70 = 0; [L48] const SORT_69 var_73 = 2; [L49] const SORT_69 var_75 = 4; [L50] const SORT_69 var_78 = 5; [L51] const SORT_69 var_81 = 1; [L52] const SORT_6 var_83 = 0; [L53] const SORT_69 var_89 = 3; [L54] const SORT_135 var_136 = 0; [L56] SORT_1 input_2; [L57] SORT_69 input_640; [L58] SORT_69 input_761; [L59] SORT_69 input_882; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L61] SORT_6 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L62] SORT_6 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L63] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L63] SORT_6 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L64] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L64] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L65] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L66] SORT_69 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L67] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L67] SORT_6 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L68] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L68] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L69] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L69] SORT_6 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L72] SORT_6 state_178 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_208 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_210 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_212 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_214 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L77] SORT_69 state_216 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_221 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_235 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L80] SORT_69 state_237 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_239 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_241 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_243 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_245 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_247 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_249 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L87] SORT_69 state_251 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_256 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_270 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L90] SORT_69 state_272 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_274 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L92] SORT_1 state_276 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L93] SORT_1 state_278 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L94] SORT_1 state_280 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L95] SORT_1 state_282 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L96] SORT_1 state_284 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L97] SORT_69 state_286 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L98] SORT_1 state_291 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L99] SORT_1 state_305 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_69 [L100] SORT_69 state_307 = __VERIFIER_nondet_uchar() & mask_SORT_69; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L101] SORT_1 state_309 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L102] SORT_1 state_311 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] SORT_6 init_9_arg_1 = var_7; [L105] state_8 = init_9_arg_1 [L106] SORT_6 init_18_arg_1 = var_7; [L107] state_17 = init_18_arg_1 [L108] SORT_6 init_26_arg_1 = var_7; [L109] state_25 = init_26_arg_1 [L110] SORT_1 init_61_arg_1 = var_59; [L111] state_60 = init_61_arg_1 [L112] SORT_1 init_66_arg_1 = var_59; [L113] state_65 = init_66_arg_1 [L114] SORT_69 init_72_arg_1 = var_70; [L115] state_71 = init_72_arg_1 [L116] SORT_6 init_85_arg_1 = var_83; [L117] state_84 = init_85_arg_1 [L118] SORT_1 init_102_arg_1 = var_59; [L119] state_101 = init_102_arg_1 [L120] SORT_6 init_112_arg_1 = var_83; [L121] state_111 = init_112_arg_1 [L122] SORT_1 init_132_arg_1 = var_59; [L123] state_131 = init_132_arg_1 [L124] SORT_1 init_134_arg_1 = var_59; [L125] state_133 = init_134_arg_1 [L126] SORT_6 init_179_arg_1 = var_83; [L127] state_178 = init_179_arg_1 [L128] SORT_1 init_209_arg_1 = var_59; [L129] state_208 = init_209_arg_1 [L130] SORT_1 init_211_arg_1 = var_59; [L131] state_210 = init_211_arg_1 [L132] SORT_1 init_213_arg_1 = var_59; [L133] state_212 = init_213_arg_1 [L134] SORT_1 init_215_arg_1 = var_55; [L135] state_214 = init_215_arg_1 [L136] SORT_69 init_217_arg_1 = var_78; [L137] state_216 = init_217_arg_1 [L138] SORT_1 init_222_arg_1 = var_55; [L139] state_221 = init_222_arg_1 [L140] SORT_1 init_236_arg_1 = var_55; [L141] state_235 = init_236_arg_1 [L142] SORT_69 init_238_arg_1 = var_73; [L143] state_237 = init_238_arg_1 [L144] SORT_1 init_240_arg_1 = var_59; [L145] state_239 = init_240_arg_1 [L146] SORT_1 init_242_arg_1 = var_59; [L147] state_241 = init_242_arg_1 [L148] SORT_1 init_244_arg_1 = var_59; [L149] state_243 = init_244_arg_1 [L150] SORT_1 init_246_arg_1 = var_59; [L151] state_245 = init_246_arg_1 [L152] SORT_1 init_248_arg_1 = var_59; [L153] state_247 = init_248_arg_1 [L154] SORT_1 init_250_arg_1 = var_55; [L155] state_249 = init_250_arg_1 [L156] SORT_69 init_252_arg_1 = var_78; [L157] state_251 = init_252_arg_1 [L158] SORT_1 init_257_arg_1 = var_55; [L159] state_256 = init_257_arg_1 [L160] SORT_1 init_271_arg_1 = var_55; [L161] state_270 = init_271_arg_1 [L162] SORT_69 init_273_arg_1 = var_73; [L163] state_272 = init_273_arg_1 [L164] SORT_1 init_275_arg_1 = var_59; [L165] state_274 = init_275_arg_1 [L166] SORT_1 init_277_arg_1 = var_59; [L167] state_276 = init_277_arg_1 [L168] SORT_1 init_279_arg_1 = var_59; [L169] state_278 = init_279_arg_1 [L170] SORT_1 init_281_arg_1 = var_59; [L171] state_280 = init_281_arg_1 [L172] SORT_1 init_283_arg_1 = var_59; [L173] state_282 = init_283_arg_1 [L174] SORT_1 init_285_arg_1 = var_55; [L175] state_284 = init_285_arg_1 [L176] SORT_69 init_287_arg_1 = var_78; [L177] state_286 = init_287_arg_1 [L178] SORT_1 init_292_arg_1 = var_55; [L179] state_291 = init_292_arg_1 [L180] SORT_1 init_306_arg_1 = var_55; [L181] state_305 = init_306_arg_1 [L182] SORT_69 init_308_arg_1 = var_73; [L183] state_307 = init_308_arg_1 [L184] SORT_1 init_310_arg_1 = var_59; [L185] state_309 = init_310_arg_1 [L186] SORT_1 init_312_arg_1 = var_59; [L187] state_311 = init_312_arg_1 VAL [init_102_arg_1=0, init_112_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_179_arg_1=0, init_18_arg_1=2, init_209_arg_1=0, init_211_arg_1=0, init_213_arg_1=0, init_215_arg_1=1, init_217_arg_1=5, init_222_arg_1=1, init_236_arg_1=1, init_238_arg_1=2, init_240_arg_1=0, init_242_arg_1=0, init_244_arg_1=0, init_246_arg_1=0, init_248_arg_1=0, init_250_arg_1=1, init_252_arg_1=5, init_257_arg_1=1, init_26_arg_1=2, init_271_arg_1=1, init_273_arg_1=2, init_275_arg_1=0, init_277_arg_1=0, init_279_arg_1=0, init_281_arg_1=0, init_283_arg_1=0, init_285_arg_1=1, init_287_arg_1=5, init_292_arg_1=1, init_306_arg_1=1, init_308_arg_1=2, init_310_arg_1=0, init_312_arg_1=0, init_61_arg_1=0, init_66_arg_1=0, init_72_arg_1=0, init_85_arg_1=0, init_9_arg_1=2, mask_SORT_1=0, mask_SORT_69=0, mask_SORT_6=0, msb_SORT_1=0, msb_SORT_69=0, msb_SORT_6=0, state_101=0, state_111=0, state_131=0, state_133=0, state_178=0, state_17=2, state_208=0, state_210=0, state_212=0, state_214=1, state_216=5, state_221=1, state_235=1, state_237=2, state_239=0, state_241=0, state_243=0, state_245=0, state_247=0, state_249=1, state_251=5, state_256=1, state_25=2, state_270=1, state_272=2, state_274=0, state_276=0, state_278=0, state_280=0, state_282=0, state_284=1, state_286=5, state_291=1, state_305=1, state_307=2, state_309=0, state_311=0, state_60=0, state_65=0, state_71=0, state_84=0, state_8=2, var_10=1, var_136=0, var_4=0, var_55=1, var_59=0, var_5=1, var_70=0, var_73=2, var_75=4, var_78=5, var_7=2, var_81=1, var_83=0, var_89=3] [L190] input_2 = __VERIFIER_nondet_uchar() [L191] input_640 = __VERIFIER_nondet_uchar() [L192] input_761 = __VERIFIER_nondet_uchar() [L193] input_882 = __VERIFIER_nondet_uchar() [L196] SORT_6 var_11_arg_0 = state_8; [L197] SORT_6 var_11_arg_1 = var_10; [L198] SORT_1 var_11 = var_11_arg_0 == var_11_arg_1; [L199] SORT_1 var_12_arg_0 = var_11; [L200] SORT_3 var_12_arg_1 = var_5; [L201] SORT_3 var_12_arg_2 = var_4; [L202] SORT_3 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L203] SORT_3 var_13_arg_0 = var_12; [L204] SORT_1 var_13 = var_13_arg_0 >> 0; [L205] SORT_1 var_14_arg_0 = var_13; [L206] EXPR var_14_arg_0 & mask_SORT_1 [L206] var_14_arg_0 = var_14_arg_0 & mask_SORT_1 [L207] SORT_3 var_14 = var_14_arg_0; [L208] SORT_3 var_15_arg_0 = var_14; [L209] SORT_3 var_15_arg_1 = var_5; [L210] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L211] SORT_1 var_16_arg_0 = var_15; [L212] SORT_1 var_16 = ~var_16_arg_0; [L213] SORT_6 var_19_arg_0 = state_17; [L214] SORT_6 var_19_arg_1 = var_10; [L215] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L216] SORT_1 var_20_arg_0 = var_19; [L217] SORT_3 var_20_arg_1 = var_5; [L218] SORT_3 var_20_arg_2 = var_4; [L219] SORT_3 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L220] SORT_3 var_21_arg_0 = var_20; [L221] SORT_1 var_21 = var_21_arg_0 >> 0; [L222] SORT_1 var_22_arg_0 = var_21; [L223] EXPR var_22_arg_0 & mask_SORT_1 [L223] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L224] SORT_3 var_22 = var_22_arg_0; [L225] SORT_3 var_23_arg_0 = var_22; [L226] SORT_3 var_23_arg_1 = var_5; [L227] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L228] SORT_1 var_24_arg_0 = var_16; [L229] SORT_1 var_24_arg_1 = var_23; [L230] EXPR var_24_arg_0 | var_24_arg_1 [L230] SORT_1 var_24 = var_24_arg_0 | var_24_arg_1; [L231] SORT_6 var_27_arg_0 = state_25; [L232] SORT_6 var_27_arg_1 = var_10; [L233] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L234] SORT_1 var_28_arg_0 = var_27; [L235] SORT_3 var_28_arg_1 = var_5; [L236] SORT_3 var_28_arg_2 = var_4; [L237] SORT_3 var_28 = var_28_arg_0 ? var_28_arg_1 : var_28_arg_2; [L238] SORT_3 var_29_arg_0 = var_28; [L239] SORT_1 var_29 = var_29_arg_0 >> 0; [L240] SORT_1 var_30_arg_0 = var_29; [L241] EXPR var_30_arg_0 & mask_SORT_1 [L241] var_30_arg_0 = var_30_arg_0 & mask_SORT_1 [L242] SORT_3 var_30 = var_30_arg_0; [L243] SORT_3 var_31_arg_0 = var_30; [L244] SORT_3 var_31_arg_1 = var_5; [L245] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L246] SORT_1 var_32_arg_0 = var_24; [L247] SORT_1 var_32_arg_1 = var_31; [L248] EXPR var_32_arg_0 | var_32_arg_1 [L248] SORT_1 var_32 = var_32_arg_0 | var_32_arg_1; [L249] SORT_1 var_33_arg_0 = var_21; [L250] EXPR var_33_arg_0 & mask_SORT_1 [L250] var_33_arg_0 = var_33_arg_0 & mask_SORT_1 [L251] SORT_3 var_33 = var_33_arg_0; [L252] SORT_3 var_34_arg_0 = var_33; [L253] SORT_3 var_34_arg_1 = var_5; [L254] SORT_1 var_34 = var_34_arg_0 == var_34_arg_1; [L255] SORT_1 var_35_arg_0 = var_34; [L256] SORT_1 var_35 = ~var_35_arg_0; [L257] SORT_1 var_36_arg_0 = var_29; [L258] EXPR var_36_arg_0 & mask_SORT_1 [L258] var_36_arg_0 = var_36_arg_0 & mask_SORT_1 [L259] SORT_3 var_36 = var_36_arg_0; [L260] SORT_3 var_37_arg_0 = var_36; [L261] SORT_3 var_37_arg_1 = var_5; [L262] SORT_1 var_37 = var_37_arg_0 == var_37_arg_1; [L263] SORT_1 var_38_arg_0 = var_35; [L264] SORT_1 var_38_arg_1 = var_37; [L265] EXPR var_38_arg_0 | var_38_arg_1 [L265] SORT_1 var_38 = var_38_arg_0 | var_38_arg_1; [L266] SORT_1 var_39_arg_0 = var_13; [L267] EXPR var_39_arg_0 & mask_SORT_1 [L267] var_39_arg_0 = var_39_arg_0 & mask_SORT_1 [L268] SORT_3 var_39 = var_39_arg_0; [L269] SORT_3 var_40_arg_0 = var_39; [L270] SORT_3 var_40_arg_1 = var_5; [L271] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L272] SORT_1 var_41_arg_0 = var_38; [L273] SORT_1 var_41_arg_1 = var_40; [L274] EXPR var_41_arg_0 | var_41_arg_1 [L274] SORT_1 var_41 = var_41_arg_0 | var_41_arg_1; [L275] SORT_1 var_42_arg_0 = var_32; [L276] SORT_1 var_42_arg_1 = var_41; [L277] EXPR var_42_arg_0 & var_42_arg_1 [L277] SORT_1 var_42 = var_42_arg_0 & var_42_arg_1; [L278] SORT_1 var_43_arg_0 = var_29; [L279] EXPR var_43_arg_0 & mask_SORT_1 [L279] var_43_arg_0 = var_43_arg_0 & mask_SORT_1 [L280] SORT_3 var_43 = var_43_arg_0; [L281] SORT_3 var_44_arg_0 = var_43; [L282] SORT_3 var_44_arg_1 = var_5; [L283] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L284] SORT_1 var_45_arg_0 = var_44; [L285] SORT_1 var_45 = ~var_45_arg_0; [L286] SORT_1 var_46_arg_0 = var_13; [L287] EXPR var_46_arg_0 & mask_SORT_1 [L287] var_46_arg_0 = var_46_arg_0 & mask_SORT_1 [L288] SORT_3 var_46 = var_46_arg_0; [L289] SORT_3 var_47_arg_0 = var_46; [L290] SORT_3 var_47_arg_1 = var_5; [L291] SORT_1 var_47 = var_47_arg_0 == var_47_arg_1; [L292] SORT_1 var_48_arg_0 = var_45; [L293] SORT_1 var_48_arg_1 = var_47; [L294] EXPR var_48_arg_0 | var_48_arg_1 [L294] SORT_1 var_48 = var_48_arg_0 | var_48_arg_1; [L295] SORT_1 var_49_arg_0 = var_21; [L296] EXPR var_49_arg_0 & mask_SORT_1 [L296] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L297] SORT_3 var_49 = var_49_arg_0; [L298] SORT_3 var_50_arg_0 = var_49; [L299] SORT_3 var_50_arg_1 = var_5; [L300] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L301] SORT_1 var_51_arg_0 = var_48; [L302] SORT_1 var_51_arg_1 = var_50; [L303] EXPR var_51_arg_0 | var_51_arg_1 [L303] SORT_1 var_51 = var_51_arg_0 | var_51_arg_1; [L304] SORT_1 var_52_arg_0 = var_42; [L305] SORT_1 var_52_arg_1 = var_51; [L306] EXPR var_52_arg_0 & var_52_arg_1 [L306] SORT_1 var_52 = var_52_arg_0 & var_52_arg_1; [L307] SORT_1 var_56_arg_0 = var_52; [L308] SORT_1 var_56 = ~var_56_arg_0; [L309] SORT_1 var_57_arg_0 = var_55; [L310] SORT_1 var_57_arg_1 = var_56; [L311] EXPR var_57_arg_0 & var_57_arg_1 [L311] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L312] EXPR var_57 & mask_SORT_1 [L312] var_57 = var_57 & mask_SORT_1 [L313] SORT_1 bad_58_arg_0 = var_57; [L314] CALL __VERIFIER_assert(!(bad_58_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: 0.5s, 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, 0.2s 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 [2023-12-25 23:40:19,187 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...