/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.brp.2.prop1-func-interl.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:08:34,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:08:34,698 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 20:08:34,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:08:34,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:08:34,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:08:34,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:08:34,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:08:34,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:08:34,727 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:08:34,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:08:34,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:08:34,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:08:34,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:08:34,729 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:08:34,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:08:34,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:08:34,730 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:08:34,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:08:34,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:08:34,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:08:34,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:08:34,731 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:08:34,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:08:34,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:08:34,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:08:34,732 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:08:34,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:08:34,732 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:08:34,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:08:34,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:08:34,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:08:34,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:08:34,733 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:08:34,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:08:34,734 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:08:34,734 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:08:34,734 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:08:34,734 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:08:34,734 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:08:34,734 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:08:34,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:08:34,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:08:34,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:08:34,934 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:08:34,934 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:08:34,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-func-interl.c [2023-12-16 20:08:35,968 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:08:36,226 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:08:36,226 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-func-interl.c [2023-12-16 20:08:36,241 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34544e451/1c06cc97a9de481294d04f1129271e80/FLAG9050af550 [2023-12-16 20:08:36,263 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34544e451/1c06cc97a9de481294d04f1129271e80 [2023-12-16 20:08:36,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:08:36,266 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:08:36,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:08:36,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:08:36,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:08:36,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:36,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1493c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36, skipping insertion in model container [2023-12-16 20:08:36,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:36,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:08:36,495 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.brp.2.prop1-func-interl.c[1170,1183] [2023-12-16 20:08:36,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:08:36,800 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:08:36,812 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.brp.2.prop1-func-interl.c[1170,1183] [2023-12-16 20:08:36,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:08:36,928 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:08:36,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36 WrapperNode [2023-12-16 20:08:36,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:08:36,929 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:08:36,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:08:36,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:08:36,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:36,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,133 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3844 [2023-12-16 20:08:37,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:08:37,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:08:37,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:08:37,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:08:37,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,161 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,199 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 20:08:37,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:08:37,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:08:37,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:08:37,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:08:37,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (1/1) ... [2023-12-16 20:08:37,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:08:37,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:08:37,326 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 20:08:37,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:08:37,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:08:37,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:08:37,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:08:37,342 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 20:08:37,737 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:08:37,739 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:08:41,433 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:08:41,519 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:08:41,519 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:08:41,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:08:41 BoogieIcfgContainer [2023-12-16 20:08:41,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:08:41,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:08:41,523 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:08:41,525 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:08:41,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:08:36" (1/3) ... [2023-12-16 20:08:41,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60f024ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:08:41, skipping insertion in model container [2023-12-16 20:08:41,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:36" (2/3) ... [2023-12-16 20:08:41,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60f024ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:08:41, skipping insertion in model container [2023-12-16 20:08:41,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:08:41" (3/3) ... [2023-12-16 20:08:41,527 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.brp.2.prop1-func-interl.c [2023-12-16 20:08:41,538 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:08:41,538 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:08:41,570 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:08:41,574 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;@7c03a589, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:08:41,574 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:08:41,576 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 20:08:41,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:08:41,580 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:08:41,580 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:08:41,580 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:08:41,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:08:41,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:08:41,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:08:41,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315997336] [2023-12-16 20:08:41,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:08:41,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:08:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:08:41,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:08:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:08:42,002 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:08:42,003 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:08:42,004 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:08:42,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:08:42,010 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:08:42,013 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:08:42,044 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:08:42,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:08:42 BoogieIcfgContainer [2023-12-16 20:08:42,064 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:08:42,065 INFO L158 Benchmark]: Toolchain (without parser) took 5798.98ms. Allocated memory was 207.6MB in the beginning and 474.0MB in the end (delta: 266.3MB). Free memory was 136.6MB in the beginning and 367.3MB in the end (delta: -230.6MB). Peak memory consumption was 35.0MB. Max. memory is 8.0GB. [2023-12-16 20:08:42,065 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 207.6MB. Free memory is still 158.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:08:42,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.81ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 136.4MB in the beginning and 195.1MB in the end (delta: -58.6MB). Peak memory consumption was 54.1MB. Max. memory is 8.0GB. [2023-12-16 20:08:42,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 203.88ms. Allocated memory is still 249.6MB. Free memory was 195.1MB in the beginning and 191.2MB in the end (delta: 3.9MB). Peak memory consumption was 41.7MB. Max. memory is 8.0GB. [2023-12-16 20:08:42,066 INFO L158 Benchmark]: Boogie Preprocessor took 161.77ms. Allocated memory is still 249.6MB. Free memory was 191.2MB in the beginning and 170.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-12-16 20:08:42,066 INFO L158 Benchmark]: RCFGBuilder took 4224.77ms. Allocated memory was 249.6MB in the beginning and 474.0MB in the end (delta: 224.4MB). Free memory was 170.4MB in the beginning and 229.9MB in the end (delta: -59.4MB). Peak memory consumption was 247.0MB. Max. memory is 8.0GB. [2023-12-16 20:08:42,067 INFO L158 Benchmark]: TraceAbstraction took 541.54ms. Allocated memory is still 474.0MB. Free memory was 229.4MB in the beginning and 367.3MB in the end (delta: -137.9MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:08:42,068 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 207.6MB. Free memory is still 158.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 661.81ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 136.4MB in the beginning and 195.1MB in the end (delta: -58.6MB). Peak memory consumption was 54.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 203.88ms. Allocated memory is still 249.6MB. Free memory was 195.1MB in the beginning and 191.2MB in the end (delta: 3.9MB). Peak memory consumption was 41.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 161.77ms. Allocated memory is still 249.6MB. Free memory was 191.2MB in the beginning and 170.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * RCFGBuilder took 4224.77ms. Allocated memory was 249.6MB in the beginning and 474.0MB in the end (delta: 224.4MB). Free memory was 170.4MB in the beginning and 229.9MB in the end (delta: -59.4MB). Peak memory consumption was 247.0MB. Max. memory is 8.0GB. * TraceAbstraction took 541.54ms. Allocated memory is still 474.0MB. Free memory was 229.4MB in the beginning and 367.3MB in the end (delta: -137.9MB). There was no memory consumed. 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 209. 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_2)-1 >> (sizeof(SORT_2) * 8 - 8) [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] EXPR (SORT_2)1 << (8 - 1) [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_30 = 0; [L40] const SORT_2 var_86 = 3; [L41] const SORT_2 var_88 = 2; [L42] const SORT_2 var_90 = 1; [L43] const SORT_2 var_105 = 4; [L44] const SORT_2 var_107 = 5; [L45] const SORT_4 var_114 = 1; [L46] const SORT_3 var_115 = 0; [L47] const SORT_2 var_120 = 0; [L48] const SORT_4 var_171 = 4; [L49] const SORT_4 var_175 = 2; [L50] const SORT_4 var_179 = 6; [L51] const SORT_4 var_449 = 5; [L52] const SORT_4 var_468 = 0; [L54] SORT_1 input_85; [L55] SORT_1 input_87; [L56] SORT_1 input_89; [L57] SORT_1 input_95; [L58] SORT_1 input_96; [L59] SORT_1 input_97; [L60] SORT_1 input_103; [L61] SORT_1 input_104; [L62] SORT_1 input_106; [L63] SORT_1 input_108; [L64] SORT_1 input_119; [L65] SORT_1 input_127; [L66] SORT_1 input_133; [L67] SORT_1 input_136; [L68] SORT_1 input_143; [L69] SORT_1 input_147; [L70] SORT_1 input_148; [L71] SORT_1 input_153; [L72] SORT_1 input_154; [L73] SORT_1 input_158; [L74] SORT_1 input_162; [L75] SORT_1 input_169; [L76] SORT_1 input_170; [L77] SORT_1 input_174; [L78] SORT_1 input_178; [L79] SORT_1 input_190; [L80] SORT_1 input_196; [L81] SORT_1 input_211; [L82] SORT_1 input_222; [L83] SORT_1 input_230; [L84] SORT_1 input_237; [L85] SORT_1 input_239; [L86] SORT_1 input_251; [L87] SORT_1 input_254; [L88] SORT_1 input_281; [L89] SORT_1 input_284; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L91] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L92] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L93] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L94] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L100] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L101] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L102] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L103] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L104] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L105] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L106] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L107] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L108] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L109] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L110] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L111] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L114] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L115] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L116] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L117] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L118] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L119] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L120] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L121] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L122] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L123] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L124] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L125] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L126] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L127] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L128] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] SORT_2 init_7_arg_1 = var_5; [L131] state_6 = init_7_arg_1 [L132] SORT_2 init_9_arg_1 = var_5; [L133] state_8 = init_9_arg_1 [L134] SORT_2 init_11_arg_1 = var_5; [L135] state_10 = init_11_arg_1 [L136] SORT_2 init_13_arg_1 = var_5; [L137] state_12 = init_13_arg_1 [L138] SORT_2 init_15_arg_1 = var_5; [L139] state_14 = init_15_arg_1 [L140] SORT_2 init_17_arg_1 = var_5; [L141] state_16 = init_17_arg_1 [L142] SORT_2 init_19_arg_1 = var_5; [L143] state_18 = init_19_arg_1 [L144] SORT_2 init_21_arg_1 = var_5; [L145] state_20 = init_21_arg_1 [L146] SORT_2 init_23_arg_1 = var_5; [L147] state_22 = init_23_arg_1 [L148] SORT_2 init_25_arg_1 = var_5; [L149] state_24 = init_25_arg_1 [L150] SORT_2 init_27_arg_1 = var_5; [L151] state_26 = init_27_arg_1 [L152] SORT_2 init_29_arg_1 = var_5; [L153] state_28 = init_29_arg_1 [L154] SORT_1 init_32_arg_1 = var_30; [L155] state_31 = init_32_arg_1 [L156] SORT_1 init_34_arg_1 = var_30; [L157] state_33 = init_34_arg_1 [L158] SORT_1 init_36_arg_1 = var_30; [L159] state_35 = init_36_arg_1 [L160] SORT_1 init_38_arg_1 = var_30; [L161] state_37 = init_38_arg_1 [L162] SORT_1 init_40_arg_1 = var_30; [L163] state_39 = init_40_arg_1 [L164] SORT_1 init_42_arg_1 = var_30; [L165] state_41 = init_42_arg_1 [L166] SORT_1 init_44_arg_1 = var_30; [L167] state_43 = init_44_arg_1 [L168] SORT_1 init_46_arg_1 = var_30; [L169] state_45 = init_46_arg_1 [L170] SORT_1 init_48_arg_1 = var_30; [L171] state_47 = init_48_arg_1 [L172] SORT_1 init_50_arg_1 = var_30; [L173] state_49 = init_50_arg_1 [L174] SORT_1 init_52_arg_1 = var_30; [L175] state_51 = init_52_arg_1 [L176] SORT_1 init_54_arg_1 = var_30; [L177] state_53 = init_54_arg_1 [L178] SORT_1 init_56_arg_1 = var_30; [L179] state_55 = init_56_arg_1 [L180] SORT_1 init_58_arg_1 = var_30; [L181] state_57 = init_58_arg_1 [L182] SORT_1 init_60_arg_1 = var_30; [L183] state_59 = init_60_arg_1 [L184] SORT_1 init_62_arg_1 = var_30; [L185] state_61 = init_62_arg_1 [L186] SORT_1 init_64_arg_1 = var_30; [L187] state_63 = init_64_arg_1 [L188] SORT_1 init_66_arg_1 = var_30; [L189] state_65 = init_66_arg_1 [L190] SORT_1 init_68_arg_1 = var_30; [L191] state_67 = init_68_arg_1 [L192] SORT_1 init_70_arg_1 = var_30; [L193] state_69 = init_70_arg_1 [L194] SORT_1 init_72_arg_1 = var_30; [L195] state_71 = init_72_arg_1 [L196] SORT_1 init_74_arg_1 = var_30; [L197] state_73 = init_74_arg_1 [L198] SORT_1 init_76_arg_1 = var_30; [L199] state_75 = init_76_arg_1 [L200] SORT_1 init_78_arg_1 = var_30; [L201] state_77 = init_78_arg_1 [L202] SORT_1 init_80_arg_1 = var_30; [L203] state_79 = init_80_arg_1 [L204] SORT_1 init_82_arg_1 = var_30; [L205] state_81 = init_82_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_68_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_74_arg_1=0, init_76_arg_1=0, init_78_arg_1=0, init_7_arg_1=0, init_80_arg_1=0, init_82_arg_1=0, init_9_arg_1=0, mask_SORT_1=0, mask_SORT_2=0, msb_SORT_1=0, msb_SORT_2=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_105=4, var_107=5, var_114=1, var_115=0, var_120=0, var_171=4, var_175=2, var_179=6, var_30=0, var_449=5, var_468=0, var_5=0, var_86=3, var_88=2, var_90=1] [L208] input_85 = __VERIFIER_nondet_uchar() [L209] EXPR input_85 & mask_SORT_1 [L209] input_85 = input_85 & mask_SORT_1 [L210] input_87 = __VERIFIER_nondet_uchar() [L211] EXPR input_87 & mask_SORT_1 [L211] input_87 = input_87 & mask_SORT_1 [L212] input_89 = __VERIFIER_nondet_uchar() [L213] EXPR input_89 & mask_SORT_1 [L213] input_89 = input_89 & mask_SORT_1 [L214] input_95 = __VERIFIER_nondet_uchar() [L215] EXPR input_95 & mask_SORT_1 [L215] input_95 = input_95 & mask_SORT_1 [L216] input_96 = __VERIFIER_nondet_uchar() [L217] EXPR input_96 & mask_SORT_1 [L217] input_96 = input_96 & mask_SORT_1 [L218] input_97 = __VERIFIER_nondet_uchar() [L219] EXPR input_97 & mask_SORT_1 [L219] input_97 = input_97 & mask_SORT_1 [L220] input_103 = __VERIFIER_nondet_uchar() [L221] EXPR input_103 & mask_SORT_1 [L221] input_103 = input_103 & mask_SORT_1 [L222] input_104 = __VERIFIER_nondet_uchar() [L223] EXPR input_104 & mask_SORT_1 [L223] input_104 = input_104 & mask_SORT_1 [L224] input_106 = __VERIFIER_nondet_uchar() [L225] EXPR input_106 & mask_SORT_1 [L225] input_106 = input_106 & mask_SORT_1 [L226] input_108 = __VERIFIER_nondet_uchar() [L227] EXPR input_108 & mask_SORT_1 [L227] input_108 = input_108 & mask_SORT_1 [L228] input_119 = __VERIFIER_nondet_uchar() [L229] EXPR input_119 & mask_SORT_1 [L229] input_119 = input_119 & mask_SORT_1 [L230] input_127 = __VERIFIER_nondet_uchar() [L231] EXPR input_127 & mask_SORT_1 [L231] input_127 = input_127 & mask_SORT_1 [L232] input_133 = __VERIFIER_nondet_uchar() [L233] EXPR input_133 & mask_SORT_1 [L233] input_133 = input_133 & mask_SORT_1 [L234] input_136 = __VERIFIER_nondet_uchar() [L235] EXPR input_136 & mask_SORT_1 [L235] input_136 = input_136 & mask_SORT_1 [L236] input_143 = __VERIFIER_nondet_uchar() [L237] EXPR input_143 & mask_SORT_1 [L237] input_143 = input_143 & mask_SORT_1 [L238] input_147 = __VERIFIER_nondet_uchar() [L239] EXPR input_147 & mask_SORT_1 [L239] input_147 = input_147 & mask_SORT_1 [L240] input_148 = __VERIFIER_nondet_uchar() [L241] EXPR input_148 & mask_SORT_1 [L241] input_148 = input_148 & mask_SORT_1 [L242] input_153 = __VERIFIER_nondet_uchar() [L243] EXPR input_153 & mask_SORT_1 [L243] input_153 = input_153 & mask_SORT_1 [L244] input_154 = __VERIFIER_nondet_uchar() [L245] EXPR input_154 & mask_SORT_1 [L245] input_154 = input_154 & mask_SORT_1 [L246] input_158 = __VERIFIER_nondet_uchar() [L247] EXPR input_158 & mask_SORT_1 [L247] input_158 = input_158 & mask_SORT_1 [L248] input_162 = __VERIFIER_nondet_uchar() [L249] EXPR input_162 & mask_SORT_1 [L249] input_162 = input_162 & mask_SORT_1 [L250] input_169 = __VERIFIER_nondet_uchar() [L251] EXPR input_169 & mask_SORT_1 [L251] input_169 = input_169 & mask_SORT_1 [L252] input_170 = __VERIFIER_nondet_uchar() [L253] EXPR input_170 & mask_SORT_1 [L253] input_170 = input_170 & mask_SORT_1 [L254] input_174 = __VERIFIER_nondet_uchar() [L255] EXPR input_174 & mask_SORT_1 [L255] input_174 = input_174 & mask_SORT_1 [L256] input_178 = __VERIFIER_nondet_uchar() [L257] EXPR input_178 & mask_SORT_1 [L257] input_178 = input_178 & mask_SORT_1 [L258] input_190 = __VERIFIER_nondet_uchar() [L259] input_196 = __VERIFIER_nondet_uchar() [L260] input_211 = __VERIFIER_nondet_uchar() [L261] input_222 = __VERIFIER_nondet_uchar() [L262] input_230 = __VERIFIER_nondet_uchar() [L263] input_237 = __VERIFIER_nondet_uchar() [L264] input_239 = __VERIFIER_nondet_uchar() [L265] input_251 = __VERIFIER_nondet_uchar() [L266] input_254 = __VERIFIER_nondet_uchar() [L267] input_281 = __VERIFIER_nondet_uchar() [L268] input_284 = __VERIFIER_nondet_uchar() [L271] SORT_1 var_83_arg_0 = state_45; [L272] SORT_1 var_83_arg_1 = ~state_81; [L273] EXPR var_83_arg_1 & mask_SORT_1 [L273] var_83_arg_1 = var_83_arg_1 & mask_SORT_1 [L274] EXPR var_83_arg_0 & var_83_arg_1 [L274] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L275] EXPR var_83 & mask_SORT_1 [L275] var_83 = var_83 & mask_SORT_1 [L276] SORT_1 bad_84_arg_0 = var_83; [L277] CALL __VERIFIER_assert(!(bad_84_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 [2023-12-16 20:08:42,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...