/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_b08.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:34:55,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:34:55,569 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 20:34:55,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:34:55,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:34:55,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:34:55,608 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:34:55,608 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:34:55,609 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:34:55,613 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:34:55,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:34:55,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:34:55,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:34:55,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:34:55,616 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:34:55,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:34:55,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:34:55,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:34:55,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:34:55,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:34:55,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:34:55,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:34:55,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:34:55,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:34:55,618 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:34:55,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:34:55,619 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:34:55,619 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:34:55,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:34:55,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:34:55,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:34:55,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:34:55,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:34:55,622 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:34:55,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:34:55,622 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:34:55,622 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:34:55,622 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:34:55,623 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:34:55,623 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:34:55,623 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:34:55,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:34:55,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:34:55,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:34:55,888 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:34:55,889 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:34:55,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2023-12-16 20:34:57,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:34:57,370 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:34:57,371 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2023-12-16 20:34:57,387 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8671f915d/1fd591ba12364f578f4f926ffb5997f6/FLAG252323cb3 [2023-12-16 20:34:57,398 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8671f915d/1fd591ba12364f578f4f926ffb5997f6 [2023-12-16 20:34:57,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:34:57,403 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:34:57,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:34:57,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:34:57,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:34:57,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331eef91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57, skipping insertion in model container [2023-12-16 20:34:57,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,462 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:34:57,608 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_b08.c[1245,1258] [2023-12-16 20:34:57,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:34:57,695 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:34:57,708 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_b08.c[1245,1258] [2023-12-16 20:34:57,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:34:57,785 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:34:57,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57 WrapperNode [2023-12-16 20:34:57,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:34:57,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:34:57,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:34:57,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:34:57,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,843 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 425 [2023-12-16 20:34:57,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:34:57,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:34:57,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:34:57,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:34:57,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,861 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,881 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2023-12-16 20:34:57,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:34:57,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:34:57,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:34:57,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:34:57,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (1/1) ... [2023-12-16 20:34:57,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:34:57,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:34:57,964 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 20:34:57,996 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 20:34:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:34:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:34:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-16 20:34:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:34:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:34:58,142 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:34:58,144 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:34:58,503 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:34:58,550 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:34:58,551 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:34:58,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:34:58 BoogieIcfgContainer [2023-12-16 20:34:58,551 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:34:58,553 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:34:58,553 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:34:58,556 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:34:58,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:34:57" (1/3) ... [2023-12-16 20:34:58,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59194dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:34:58, skipping insertion in model container [2023-12-16 20:34:58,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:57" (2/3) ... [2023-12-16 20:34:58,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59194dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:34:58, skipping insertion in model container [2023-12-16 20:34:58,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:34:58" (3/3) ... [2023-12-16 20:34:58,558 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_b08.c [2023-12-16 20:34:58,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:34:58,573 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:34:58,613 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:34:58,619 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;@41aecdb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:34:58,619 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:34:58,622 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 20:34:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:34:58,627 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:34:58,627 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:34:58,628 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:34:58,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:34:58,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:34:58,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:34:58,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733452358] [2023-12-16 20:34:58,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:34:58,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:34:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:34:59,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:34:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:34:59,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:34:59,407 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:34:59,408 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:34:59,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:34:59,416 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:34:59,421 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:34:59,462 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:34:59,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:34:59 BoogieIcfgContainer [2023-12-16 20:34:59,489 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:34:59,490 INFO L158 Benchmark]: Toolchain (without parser) took 2086.59ms. Allocated memory is still 182.5MB. Free memory was 136.7MB in the beginning and 72.9MB in the end (delta: 63.7MB). Peak memory consumption was 64.6MB. Max. memory is 8.0GB. [2023-12-16 20:34:59,490 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:34:59,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.84ms. Allocated memory is still 182.5MB. Free memory was 136.3MB in the beginning and 118.2MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-16 20:34:59,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.33ms. Allocated memory is still 182.5MB. Free memory was 118.2MB in the beginning and 114.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-16 20:34:59,492 INFO L158 Benchmark]: Boogie Preprocessor took 73.83ms. Allocated memory is still 182.5MB. Free memory was 114.3MB in the beginning and 110.8MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-16 20:34:59,492 INFO L158 Benchmark]: RCFGBuilder took 632.65ms. Allocated memory is still 182.5MB. Free memory was 110.8MB in the beginning and 146.8MB in the end (delta: -36.0MB). Peak memory consumption was 31.1MB. Max. memory is 8.0GB. [2023-12-16 20:34:59,492 INFO L158 Benchmark]: TraceAbstraction took 936.10ms. Allocated memory is still 182.5MB. Free memory was 145.8MB in the beginning and 72.9MB in the end (delta: 72.9MB). Peak memory consumption was 73.4MB. Max. memory is 8.0GB. [2023-12-16 20:34:59,495 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 380.84ms. Allocated memory is still 182.5MB. Free memory was 136.3MB in the beginning and 118.2MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.33ms. Allocated memory is still 182.5MB. Free memory was 118.2MB in the beginning and 114.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 73.83ms. Allocated memory is still 182.5MB. Free memory was 114.3MB in the beginning and 110.8MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 632.65ms. Allocated memory is still 182.5MB. Free memory was 110.8MB in the beginning and 146.8MB in the end (delta: -36.0MB). Peak memory consumption was 31.1MB. Max. memory is 8.0GB. * TraceAbstraction took 936.10ms. Allocated memory is still 182.5MB. Free memory was 145.8MB in the beginning and 72.9MB in the end (delta: 72.9MB). Peak memory consumption was 73.4MB. 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 104. 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 - 8) [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] EXPR (SORT_3)1 << (8 - 1) [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 20); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (20 - 1); [L35] EXPR (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 3) [L35] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 3); [L36] EXPR (SORT_9)1 << (3 - 1) [L36] const SORT_9 msb_SORT_9 = (SORT_9)1 << (3 - 1); [L38] const SORT_13 mask_SORT_13 = (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 32); [L39] const SORT_13 msb_SORT_13 = (SORT_13)1 << (32 - 1); [L41] EXPR (SORT_90)-1 >> (sizeof(SORT_90) * 8 - 4) [L41] const SORT_90 mask_SORT_90 = (SORT_90)-1 >> (sizeof(SORT_90) * 8 - 4); [L42] EXPR (SORT_90)1 << (4 - 1) [L42] const SORT_90 msb_SORT_90 = (SORT_90)1 << (4 - 1); [L44] const SORT_6 var_7 = 196596; [L45] const SORT_6 var_8 = 829275; [L46] const SORT_9 var_10 = 0; [L47] const SORT_13 var_15 = 6; [L48] const SORT_13 var_20 = 5; [L49] const SORT_13 var_25 = 4; [L50] const SORT_13 var_30 = 3; [L51] const SORT_13 var_35 = 2; [L52] const SORT_13 var_40 = 1; [L53] const SORT_13 var_45 = 0; [L54] const SORT_6 var_48 = 1047464; [L55] const SORT_6 var_60 = 1048430; [L56] const SORT_6 var_70 = 1046202; [L57] const SORT_6 var_78 = 692223; [L58] const SORT_6 var_84 = 236898; [L59] const SORT_6 var_88 = 522618; [L60] const SORT_1 var_96 = 1; [L61] const SORT_1 var_107 = 0; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_1 input_5; [L66] SORT_6 input_18; [L67] SORT_6 input_23; [L68] SORT_6 input_28; [L69] SORT_6 input_33; [L70] SORT_6 input_38; [L71] SORT_6 input_43; [L72] SORT_6 input_50; [L73] SORT_6 input_52; [L74] SORT_6 input_54; [L75] SORT_6 input_56; [L76] SORT_6 input_58; [L77] SORT_6 input_62; [L78] SORT_6 input_64; [L79] SORT_6 input_66; [L80] SORT_6 input_68; [L81] SORT_6 input_72; [L82] SORT_6 input_74; [L83] SORT_6 input_76; [L84] SORT_6 input_80; [L85] SORT_6 input_82; [L86] SORT_6 input_86; [L87] SORT_3 input_100; [L88] SORT_90 input_102; [L89] SORT_90 input_104; [L90] SORT_1 input_113; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L92] SORT_9 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L93] SORT_1 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_9 init_12_arg_1 = var_10; [L96] state_11 = init_12_arg_1 [L97] SORT_1 init_109_arg_1 = var_107; [L98] state_108 = init_109_arg_1 VAL [init_109_arg_1=0, init_12_arg_1=0, mask_SORT_1=0, mask_SORT_3=0, mask_SORT_90=0, mask_SORT_9=0, msb_SORT_1=0, msb_SORT_3=0, msb_SORT_90=0, msb_SORT_9=0, state_108=0, state_11=0, var_107=0, var_10=0, var_15=6, var_20=5, var_25=4, var_30=3, var_35=2, var_40=1, var_45=0, var_48=1047464, var_60=1048430, var_70=1046202, var_78=692223, var_7=196596, var_84=236898, var_88=522618, var_8=829275, var_96=1] [L101] input_2 = __VERIFIER_nondet_uchar() [L102] input_4 = __VERIFIER_nondet_uchar() [L103] input_5 = __VERIFIER_nondet_uchar() [L104] EXPR input_5 & mask_SORT_1 [L104] input_5 = input_5 & mask_SORT_1 [L105] input_18 = __VERIFIER_nondet_uint() [L106] input_23 = __VERIFIER_nondet_uint() [L107] input_28 = __VERIFIER_nondet_uint() [L108] input_33 = __VERIFIER_nondet_uint() [L109] input_38 = __VERIFIER_nondet_uint() [L110] input_43 = __VERIFIER_nondet_uint() [L111] input_50 = __VERIFIER_nondet_uint() [L112] input_52 = __VERIFIER_nondet_uint() [L113] input_54 = __VERIFIER_nondet_uint() [L114] input_56 = __VERIFIER_nondet_uint() [L115] input_58 = __VERIFIER_nondet_uint() [L116] input_62 = __VERIFIER_nondet_uint() [L117] input_64 = __VERIFIER_nondet_uint() [L118] input_66 = __VERIFIER_nondet_uint() [L119] input_68 = __VERIFIER_nondet_uint() [L120] input_72 = __VERIFIER_nondet_uint() [L121] input_74 = __VERIFIER_nondet_uint() [L122] input_76 = __VERIFIER_nondet_uint() [L123] input_80 = __VERIFIER_nondet_uint() [L124] input_82 = __VERIFIER_nondet_uint() [L125] input_86 = __VERIFIER_nondet_uint() [L126] input_100 = __VERIFIER_nondet_uchar() [L127] input_102 = __VERIFIER_nondet_uchar() [L128] input_104 = __VERIFIER_nondet_uchar() [L129] input_113 = __VERIFIER_nondet_uchar() [L132] SORT_9 var_44_arg_0 = state_11; [L133] EXPR var_44_arg_0 & mask_SORT_9 [L133] var_44_arg_0 = var_44_arg_0 & mask_SORT_9 [L134] SORT_13 var_44 = var_44_arg_0; [L135] SORT_13 var_46_arg_0 = var_44; [L136] SORT_13 var_46_arg_1 = var_45; [L137] SORT_1 var_46 = var_46_arg_0 == var_46_arg_1; [L138] SORT_9 var_39_arg_0 = state_11; [L139] EXPR var_39_arg_0 & mask_SORT_9 [L139] var_39_arg_0 = var_39_arg_0 & mask_SORT_9 [L140] SORT_13 var_39 = var_39_arg_0; [L141] SORT_13 var_41_arg_0 = var_39; [L142] SORT_13 var_41_arg_1 = var_40; [L143] SORT_1 var_41 = var_41_arg_0 == var_41_arg_1; [L144] SORT_9 var_34_arg_0 = state_11; [L145] EXPR var_34_arg_0 & mask_SORT_9 [L145] var_34_arg_0 = var_34_arg_0 & mask_SORT_9 [L146] SORT_13 var_34 = var_34_arg_0; [L147] SORT_13 var_36_arg_0 = var_34; [L148] SORT_13 var_36_arg_1 = var_35; [L149] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L150] SORT_9 var_29_arg_0 = state_11; [L151] EXPR var_29_arg_0 & mask_SORT_9 [L151] var_29_arg_0 = var_29_arg_0 & mask_SORT_9 [L152] SORT_13 var_29 = var_29_arg_0; [L153] SORT_13 var_31_arg_0 = var_29; [L154] SORT_13 var_31_arg_1 = var_30; [L155] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L156] SORT_9 var_24_arg_0 = state_11; [L157] EXPR var_24_arg_0 & mask_SORT_9 [L157] var_24_arg_0 = var_24_arg_0 & mask_SORT_9 [L158] SORT_13 var_24 = var_24_arg_0; [L159] SORT_13 var_26_arg_0 = var_24; [L160] SORT_13 var_26_arg_1 = var_25; [L161] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L162] SORT_9 var_19_arg_0 = state_11; [L163] EXPR var_19_arg_0 & mask_SORT_9 [L163] var_19_arg_0 = var_19_arg_0 & mask_SORT_9 [L164] SORT_13 var_19 = var_19_arg_0; [L165] SORT_13 var_21_arg_0 = var_19; [L166] SORT_13 var_21_arg_1 = var_20; [L167] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L168] SORT_9 var_14_arg_0 = state_11; [L169] EXPR var_14_arg_0 & mask_SORT_9 [L169] var_14_arg_0 = var_14_arg_0 & mask_SORT_9 [L170] SORT_13 var_14 = var_14_arg_0; [L171] SORT_13 var_16_arg_0 = var_14; [L172] SORT_13 var_16_arg_1 = var_15; [L173] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L174] SORT_1 var_17_arg_0 = var_16; [L175] SORT_6 var_17_arg_1 = var_8; [L176] SORT_6 var_17_arg_2 = var_7; [L177] SORT_6 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L178] SORT_1 var_22_arg_0 = var_21; [L179] SORT_6 var_22_arg_1 = input_18; [L180] SORT_6 var_22_arg_2 = var_17; [L181] SORT_6 var_22 = var_22_arg_0 ? var_22_arg_1 : var_22_arg_2; [L182] SORT_1 var_27_arg_0 = var_26; [L183] SORT_6 var_27_arg_1 = input_23; [L184] SORT_6 var_27_arg_2 = var_22; [L185] SORT_6 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L186] SORT_1 var_32_arg_0 = var_31; [L187] SORT_6 var_32_arg_1 = input_28; [L188] SORT_6 var_32_arg_2 = var_27; [L189] SORT_6 var_32 = var_32_arg_0 ? var_32_arg_1 : var_32_arg_2; [L190] SORT_1 var_37_arg_0 = var_36; [L191] SORT_6 var_37_arg_1 = input_33; [L192] SORT_6 var_37_arg_2 = var_32; [L193] SORT_6 var_37 = var_37_arg_0 ? var_37_arg_1 : var_37_arg_2; [L194] SORT_1 var_42_arg_0 = var_41; [L195] SORT_6 var_42_arg_1 = input_38; [L196] SORT_6 var_42_arg_2 = var_37; [L197] SORT_6 var_42 = var_42_arg_0 ? var_42_arg_1 : var_42_arg_2; [L198] SORT_1 var_47_arg_0 = var_46; [L199] SORT_6 var_47_arg_1 = input_43; [L200] SORT_6 var_47_arg_2 = var_42; [L201] SORT_6 var_47 = var_47_arg_0 ? var_47_arg_1 : var_47_arg_2; [L202] SORT_1 var_49_arg_0 = var_21; [L203] SORT_6 var_49_arg_1 = var_48; [L204] SORT_6 var_49_arg_2 = var_47; [L205] SORT_6 var_49 = var_49_arg_0 ? var_49_arg_1 : var_49_arg_2; [L206] SORT_1 var_51_arg_0 = var_26; [L207] SORT_6 var_51_arg_1 = input_50; [L208] SORT_6 var_51_arg_2 = var_49; [L209] SORT_6 var_51 = var_51_arg_0 ? var_51_arg_1 : var_51_arg_2; [L210] SORT_1 var_53_arg_0 = var_31; [L211] SORT_6 var_53_arg_1 = input_52; [L212] SORT_6 var_53_arg_2 = var_51; [L213] SORT_6 var_53 = var_53_arg_0 ? var_53_arg_1 : var_53_arg_2; [L214] SORT_1 var_55_arg_0 = var_36; [L215] SORT_6 var_55_arg_1 = input_54; [L216] SORT_6 var_55_arg_2 = var_53; [L217] SORT_6 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L218] SORT_1 var_57_arg_0 = var_41; [L219] SORT_6 var_57_arg_1 = input_56; [L220] SORT_6 var_57_arg_2 = var_55; [L221] SORT_6 var_57 = var_57_arg_0 ? var_57_arg_1 : var_57_arg_2; [L222] SORT_1 var_59_arg_0 = var_46; [L223] SORT_6 var_59_arg_1 = input_58; [L224] SORT_6 var_59_arg_2 = var_57; [L225] SORT_6 var_59 = var_59_arg_0 ? var_59_arg_1 : var_59_arg_2; [L226] SORT_1 var_61_arg_0 = var_26; [L227] SORT_6 var_61_arg_1 = var_60; [L228] SORT_6 var_61_arg_2 = var_59; [L229] SORT_6 var_61 = var_61_arg_0 ? var_61_arg_1 : var_61_arg_2; [L230] SORT_1 var_63_arg_0 = var_31; [L231] SORT_6 var_63_arg_1 = input_62; [L232] SORT_6 var_63_arg_2 = var_61; [L233] SORT_6 var_63 = var_63_arg_0 ? var_63_arg_1 : var_63_arg_2; [L234] SORT_1 var_65_arg_0 = var_36; [L235] SORT_6 var_65_arg_1 = input_64; [L236] SORT_6 var_65_arg_2 = var_63; [L237] SORT_6 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; [L238] SORT_1 var_67_arg_0 = var_41; [L239] SORT_6 var_67_arg_1 = input_66; [L240] SORT_6 var_67_arg_2 = var_65; [L241] SORT_6 var_67 = var_67_arg_0 ? var_67_arg_1 : var_67_arg_2; [L242] SORT_1 var_69_arg_0 = var_46; [L243] SORT_6 var_69_arg_1 = input_68; [L244] SORT_6 var_69_arg_2 = var_67; [L245] SORT_6 var_69 = var_69_arg_0 ? var_69_arg_1 : var_69_arg_2; [L246] SORT_1 var_71_arg_0 = var_31; [L247] SORT_6 var_71_arg_1 = var_70; [L248] SORT_6 var_71_arg_2 = var_69; [L249] SORT_6 var_71 = var_71_arg_0 ? var_71_arg_1 : var_71_arg_2; [L250] SORT_1 var_73_arg_0 = var_36; [L251] SORT_6 var_73_arg_1 = input_72; [L252] SORT_6 var_73_arg_2 = var_71; [L253] SORT_6 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L254] SORT_1 var_75_arg_0 = var_41; [L255] SORT_6 var_75_arg_1 = input_74; [L256] SORT_6 var_75_arg_2 = var_73; [L257] SORT_6 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L258] SORT_1 var_77_arg_0 = var_46; [L259] SORT_6 var_77_arg_1 = input_76; [L260] SORT_6 var_77_arg_2 = var_75; [L261] SORT_6 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L262] SORT_1 var_79_arg_0 = var_36; [L263] SORT_6 var_79_arg_1 = var_78; [L264] SORT_6 var_79_arg_2 = var_77; [L265] SORT_6 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L266] SORT_1 var_81_arg_0 = var_41; [L267] SORT_6 var_81_arg_1 = input_80; [L268] SORT_6 var_81_arg_2 = var_79; [L269] SORT_6 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L270] SORT_1 var_83_arg_0 = var_46; [L271] SORT_6 var_83_arg_1 = input_82; [L272] SORT_6 var_83_arg_2 = var_81; [L273] SORT_6 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L274] SORT_1 var_85_arg_0 = var_41; [L275] SORT_6 var_85_arg_1 = var_84; [L276] SORT_6 var_85_arg_2 = var_83; [L277] SORT_6 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L278] SORT_1 var_87_arg_0 = var_46; [L279] SORT_6 var_87_arg_1 = input_86; [L280] SORT_6 var_87_arg_2 = var_85; [L281] SORT_6 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L282] SORT_1 var_89_arg_0 = var_46; [L283] SORT_6 var_89_arg_1 = var_88; [L284] SORT_6 var_89_arg_2 = var_87; [L285] SORT_6 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L286] SORT_6 var_91_arg_0 = var_89; [L287] SORT_90 var_91 = var_91_arg_0 >> 0; [L288] SORT_90 var_92_arg_0 = var_91; [L289] EXPR var_92_arg_0 & mask_SORT_90 [L289] var_92_arg_0 = var_92_arg_0 & mask_SORT_90 [L290] SORT_13 var_92 = var_92_arg_0; [L291] SORT_13 var_93_arg_0 = var_92; [L292] SORT_13 var_93_arg_1 = var_45; [L293] SORT_1 var_93 = var_93_arg_0 != var_93_arg_1; [L294] SORT_1 var_97_arg_0 = var_93; [L295] SORT_1 var_97 = ~var_97_arg_0; [L296] SORT_1 var_98_arg_0 = var_96; [L297] SORT_1 var_98_arg_1 = var_97; [L298] EXPR var_98_arg_0 & var_98_arg_1 [L298] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L299] EXPR var_98 & mask_SORT_1 [L299] var_98 = var_98 & mask_SORT_1 [L300] SORT_1 bad_99_arg_0 = var_98; [L301] CALL __VERIFIER_assert(!(bad_99_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: 0.8s, 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, 0.4s 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 20:34:59,528 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...