/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.bridge.1.prop1-func-interl.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:08:26,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:08:26,999 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 20:08:27,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:08:27,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:08:27,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:08:27,039 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:08:27,039 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:08:27,040 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:08:27,040 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:08:27,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:08:27,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:08:27,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:08:27,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:08:27,042 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:08:27,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:08:27,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:08:27,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:08:27,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:08:27,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:08:27,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:08:27,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:08:27,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:08:27,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:08:27,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:08:27,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:08:27,050 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:08:27,050 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:08:27,050 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:08:27,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:08:27,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:08:27,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:08:27,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:08:27,051 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:08:27,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:08:27,052 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:08:27,052 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:08:27,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:08:27,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:08:27,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:08:27,053 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:08:27,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:08:27,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:08:27,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:08:27,319 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:08:27,319 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:08:27,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.bridge.1.prop1-func-interl.c [2023-12-16 20:08:28,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:08:28,847 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:08:28,847 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.bridge.1.prop1-func-interl.c [2023-12-16 20:08:28,868 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2fd671aa/3040cd6b1a3640479a34a307005859de/FLAG38e2033d7 [2023-12-16 20:08:28,884 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2fd671aa/3040cd6b1a3640479a34a307005859de [2023-12-16 20:08:28,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:08:28,890 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:08:28,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:08:28,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:08:28,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:08:28,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7e2ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28, skipping insertion in model container [2023-12-16 20:08:28,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,966 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:08:29,149 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.bridge.1.prop1-func-interl.c[1173,1186] [2023-12-16 20:08:29,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:08:29,570 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:08:29,578 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.bridge.1.prop1-func-interl.c[1173,1186] [2023-12-16 20:08:29,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:08:29,771 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:08:29,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29 WrapperNode [2023-12-16 20:08:29,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:08:29,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:08:29,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:08:29,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:08:29,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:29,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,019 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4223 [2023-12-16 20:08:30,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:08:30,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:08:30,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:08:30,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:08:30,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,067 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,132 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 20:08:30,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:08:30,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:08:30,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:08:30,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:08:30,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (1/1) ... [2023-12-16 20:08:30,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:08:30,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:08:30,279 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 20:08:30,305 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 20:08:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:08:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:08:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:08:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:08:30,847 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:08:30,849 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:08:35,996 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:08:36,118 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:08:36,118 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:08:36,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:08:36 BoogieIcfgContainer [2023-12-16 20:08:36,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:08:36,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:08:36,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:08:36,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:08:36,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:08:28" (1/3) ... [2023-12-16 20:08:36,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6426b2b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:08:36, skipping insertion in model container [2023-12-16 20:08:36,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:29" (2/3) ... [2023-12-16 20:08:36,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6426b2b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:08:36, skipping insertion in model container [2023-12-16 20:08:36,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:08:36" (3/3) ... [2023-12-16 20:08:36,127 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.bridge.1.prop1-func-interl.c [2023-12-16 20:08:36,142 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:08:36,142 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:08:36,188 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:08:36,194 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;@3e91c5d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:08:36,194 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:08:36,198 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 20:08:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:08:36,202 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:08:36,203 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:08:36,203 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:08:36,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:08:36,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:08:36,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:08:36,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361550619] [2023-12-16 20:08:36,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:08:36,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:08:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:08:36,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:08:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:08:36,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:08:36,651 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:08:36,652 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:08:36,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:08:36,659 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:08:36,663 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:08:36,694 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:08:36,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:08:36 BoogieIcfgContainer [2023-12-16 20:08:36,710 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:08:36,711 INFO L158 Benchmark]: Toolchain (without parser) took 7820.73ms. Allocated memory was 289.4MB in the beginning and 534.8MB in the end (delta: 245.4MB). Free memory was 235.7MB in the beginning and 254.6MB in the end (delta: -18.8MB). Peak memory consumption was 226.0MB. Max. memory is 8.0GB. [2023-12-16 20:08:36,711 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:08:36,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.43ms. Allocated memory is still 289.4MB. Free memory was 235.7MB in the beginning and 238.5MB in the end (delta: -2.8MB). Peak memory consumption was 120.4MB. Max. memory is 8.0GB. [2023-12-16 20:08:36,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 245.03ms. Allocated memory is still 289.4MB. Free memory was 238.5MB in the beginning and 223.1MB in the end (delta: 15.4MB). Peak memory consumption was 39.0MB. Max. memory is 8.0GB. [2023-12-16 20:08:36,713 INFO L158 Benchmark]: Boogie Preprocessor took 229.50ms. Allocated memory is still 289.4MB. Free memory was 223.1MB in the beginning and 198.8MB in the end (delta: 24.4MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2023-12-16 20:08:36,713 INFO L158 Benchmark]: RCFGBuilder took 5868.75ms. Allocated memory was 289.4MB in the beginning and 534.8MB in the end (delta: 245.4MB). Free memory was 198.8MB in the beginning and 311.2MB in the end (delta: -112.5MB). Peak memory consumption was 297.3MB. Max. memory is 8.0GB. [2023-12-16 20:08:36,714 INFO L158 Benchmark]: TraceAbstraction took 588.72ms. Allocated memory is still 534.8MB. Free memory was 310.7MB in the beginning and 254.6MB in the end (delta: 56.1MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. [2023-12-16 20:08:36,716 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 187.7MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 881.43ms. Allocated memory is still 289.4MB. Free memory was 235.7MB in the beginning and 238.5MB in the end (delta: -2.8MB). Peak memory consumption was 120.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 245.03ms. Allocated memory is still 289.4MB. Free memory was 238.5MB in the beginning and 223.1MB in the end (delta: 15.4MB). Peak memory consumption was 39.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 229.50ms. Allocated memory is still 289.4MB. Free memory was 223.1MB in the beginning and 198.8MB in the end (delta: 24.4MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * RCFGBuilder took 5868.75ms. Allocated memory was 289.4MB in the beginning and 534.8MB in the end (delta: 245.4MB). Free memory was 198.8MB in the beginning and 311.2MB in the end (delta: -112.5MB). Peak memory consumption was 297.3MB. Max. memory is 8.0GB. * TraceAbstraction took 588.72ms. Allocated memory is still 534.8MB. Free memory was 310.7MB in the beginning and 254.6MB in the end (delta: 56.1MB). Peak memory consumption was 55.6MB. 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 175. 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_16 = 0; [L40] const SORT_2 var_59 = 4; [L41] const SORT_3 var_64 = 0; [L42] const SORT_4 var_85 = 1; [L43] const SORT_2 var_140 = 0; [L44] const SORT_2 var_145 = 25; [L45] const SORT_2 var_147 = 20; [L46] const SORT_2 var_149 = 10; [L47] const SORT_2 var_151 = 5; [L48] const SORT_2 var_397 = 1; [L49] const SORT_4 var_521 = 60; [L51] SORT_1 input_63; [L52] SORT_1 input_69; [L53] SORT_1 input_70; [L54] SORT_1 input_71; [L55] SORT_1 input_72; [L56] SORT_1 input_73; [L57] SORT_1 input_74; [L58] SORT_1 input_75; [L59] SORT_1 input_101; [L60] SORT_1 input_102; [L61] SORT_1 input_103; [L62] SORT_1 input_104; [L63] SORT_1 input_105; [L64] SORT_1 input_106; [L65] SORT_1 input_107; [L66] SORT_1 input_108; [L67] SORT_1 input_109; [L68] SORT_1 input_112; [L69] SORT_1 input_113; [L70] SORT_1 input_114; [L71] SORT_1 input_115; [L72] SORT_1 input_116; [L73] SORT_1 input_117; [L74] SORT_1 input_118; [L75] SORT_1 input_141; [L76] SORT_1 input_142; [L77] SORT_1 input_143; [L78] SORT_1 input_144; [L79] SORT_1 input_146; [L80] SORT_1 input_148; [L81] SORT_1 input_150; [L82] SORT_1 input_152; [L83] SORT_1 input_178; [L84] SORT_1 input_179; [L85] SORT_1 input_180; [L86] SORT_1 input_181; [L87] SORT_1 input_216; [L88] SORT_1 input_244; [L89] SORT_1 input_247; [L90] SORT_1 input_250; [L91] SORT_1 input_253; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L93] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L94] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L98] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L99] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L100] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L101] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L102] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L103] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L104] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L105] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L106] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L107] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L108] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L109] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L110] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L111] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L114] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L115] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L116] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L117] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L118] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] SORT_2 init_7_arg_1 = var_5; [L121] state_6 = init_7_arg_1 [L122] SORT_2 init_9_arg_1 = var_5; [L123] state_8 = init_9_arg_1 [L124] SORT_2 init_11_arg_1 = var_5; [L125] state_10 = init_11_arg_1 [L126] SORT_2 init_13_arg_1 = var_5; [L127] state_12 = init_13_arg_1 [L128] SORT_2 init_15_arg_1 = var_5; [L129] state_14 = init_15_arg_1 [L130] SORT_1 init_18_arg_1 = var_16; [L131] state_17 = init_18_arg_1 [L132] SORT_1 init_20_arg_1 = var_16; [L133] state_19 = init_20_arg_1 [L134] SORT_1 init_22_arg_1 = var_16; [L135] state_21 = init_22_arg_1 [L136] SORT_1 init_24_arg_1 = var_16; [L137] state_23 = init_24_arg_1 [L138] SORT_1 init_26_arg_1 = var_16; [L139] state_25 = init_26_arg_1 [L140] SORT_1 init_28_arg_1 = var_16; [L141] state_27 = init_28_arg_1 [L142] SORT_1 init_30_arg_1 = var_16; [L143] state_29 = init_30_arg_1 [L144] SORT_1 init_32_arg_1 = var_16; [L145] state_31 = init_32_arg_1 [L146] SORT_1 init_34_arg_1 = var_16; [L147] state_33 = init_34_arg_1 [L148] SORT_1 init_36_arg_1 = var_16; [L149] state_35 = init_36_arg_1 [L150] SORT_1 init_38_arg_1 = var_16; [L151] state_37 = init_38_arg_1 [L152] SORT_1 init_40_arg_1 = var_16; [L153] state_39 = init_40_arg_1 [L154] SORT_1 init_42_arg_1 = var_16; [L155] state_41 = init_42_arg_1 [L156] SORT_1 init_44_arg_1 = var_16; [L157] state_43 = init_44_arg_1 [L158] SORT_1 init_46_arg_1 = var_16; [L159] state_45 = init_46_arg_1 [L160] SORT_1 init_48_arg_1 = var_16; [L161] state_47 = init_48_arg_1 [L162] SORT_1 init_50_arg_1 = var_16; [L163] state_49 = init_50_arg_1 [L164] SORT_1 init_52_arg_1 = var_16; [L165] state_51 = init_52_arg_1 [L166] SORT_1 init_54_arg_1 = var_16; [L167] state_53 = init_54_arg_1 [L168] SORT_1 init_56_arg_1 = var_16; [L169] state_55 = init_56_arg_1 [L170] SORT_1 init_58_arg_1 = var_16; [L171] state_57 = init_58_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_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_7_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_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=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_6=0, state_8=0, var_140=0, var_145=25, var_147=20, var_149=10, var_151=5, var_16=0, var_397=1, var_521=60, var_59=4, var_5=0, var_64=0, var_85=1] [L174] input_63 = __VERIFIER_nondet_uchar() [L175] EXPR input_63 & mask_SORT_1 [L175] input_63 = input_63 & mask_SORT_1 [L176] input_69 = __VERIFIER_nondet_uchar() [L177] EXPR input_69 & mask_SORT_1 [L177] input_69 = input_69 & mask_SORT_1 [L178] input_70 = __VERIFIER_nondet_uchar() [L179] EXPR input_70 & mask_SORT_1 [L179] input_70 = input_70 & mask_SORT_1 [L180] input_71 = __VERIFIER_nondet_uchar() [L181] EXPR input_71 & mask_SORT_1 [L181] input_71 = input_71 & mask_SORT_1 [L182] input_72 = __VERIFIER_nondet_uchar() [L183] EXPR input_72 & mask_SORT_1 [L183] input_72 = input_72 & mask_SORT_1 [L184] input_73 = __VERIFIER_nondet_uchar() [L185] EXPR input_73 & mask_SORT_1 [L185] input_73 = input_73 & mask_SORT_1 [L186] input_74 = __VERIFIER_nondet_uchar() [L187] EXPR input_74 & mask_SORT_1 [L187] input_74 = input_74 & mask_SORT_1 [L188] input_75 = __VERIFIER_nondet_uchar() [L189] EXPR input_75 & mask_SORT_1 [L189] input_75 = input_75 & mask_SORT_1 [L190] input_101 = __VERIFIER_nondet_uchar() [L191] EXPR input_101 & mask_SORT_1 [L191] input_101 = input_101 & mask_SORT_1 [L192] input_102 = __VERIFIER_nondet_uchar() [L193] EXPR input_102 & mask_SORT_1 [L193] input_102 = input_102 & mask_SORT_1 [L194] input_103 = __VERIFIER_nondet_uchar() [L195] EXPR input_103 & mask_SORT_1 [L195] input_103 = input_103 & mask_SORT_1 [L196] input_104 = __VERIFIER_nondet_uchar() [L197] EXPR input_104 & mask_SORT_1 [L197] input_104 = input_104 & mask_SORT_1 [L198] input_105 = __VERIFIER_nondet_uchar() [L199] EXPR input_105 & mask_SORT_1 [L199] input_105 = input_105 & mask_SORT_1 [L200] input_106 = __VERIFIER_nondet_uchar() [L201] EXPR input_106 & mask_SORT_1 [L201] input_106 = input_106 & mask_SORT_1 [L202] input_107 = __VERIFIER_nondet_uchar() [L203] EXPR input_107 & mask_SORT_1 [L203] input_107 = input_107 & mask_SORT_1 [L204] input_108 = __VERIFIER_nondet_uchar() [L205] EXPR input_108 & mask_SORT_1 [L205] input_108 = input_108 & mask_SORT_1 [L206] input_109 = __VERIFIER_nondet_uchar() [L207] EXPR input_109 & mask_SORT_1 [L207] input_109 = input_109 & mask_SORT_1 [L208] input_112 = __VERIFIER_nondet_uchar() [L209] EXPR input_112 & mask_SORT_1 [L209] input_112 = input_112 & mask_SORT_1 [L210] input_113 = __VERIFIER_nondet_uchar() [L211] EXPR input_113 & mask_SORT_1 [L211] input_113 = input_113 & mask_SORT_1 [L212] input_114 = __VERIFIER_nondet_uchar() [L213] EXPR input_114 & mask_SORT_1 [L213] input_114 = input_114 & mask_SORT_1 [L214] input_115 = __VERIFIER_nondet_uchar() [L215] EXPR input_115 & mask_SORT_1 [L215] input_115 = input_115 & mask_SORT_1 [L216] input_116 = __VERIFIER_nondet_uchar() [L217] EXPR input_116 & mask_SORT_1 [L217] input_116 = input_116 & mask_SORT_1 [L218] input_117 = __VERIFIER_nondet_uchar() [L219] EXPR input_117 & mask_SORT_1 [L219] input_117 = input_117 & mask_SORT_1 [L220] input_118 = __VERIFIER_nondet_uchar() [L221] EXPR input_118 & mask_SORT_1 [L221] input_118 = input_118 & mask_SORT_1 [L222] input_141 = __VERIFIER_nondet_uchar() [L223] EXPR input_141 & mask_SORT_1 [L223] input_141 = input_141 & mask_SORT_1 [L224] input_142 = __VERIFIER_nondet_uchar() [L225] EXPR input_142 & mask_SORT_1 [L225] input_142 = input_142 & mask_SORT_1 [L226] input_143 = __VERIFIER_nondet_uchar() [L227] EXPR input_143 & mask_SORT_1 [L227] input_143 = input_143 & mask_SORT_1 [L228] input_144 = __VERIFIER_nondet_uchar() [L229] EXPR input_144 & mask_SORT_1 [L229] input_144 = input_144 & mask_SORT_1 [L230] input_146 = __VERIFIER_nondet_uchar() [L231] EXPR input_146 & mask_SORT_1 [L231] input_146 = input_146 & mask_SORT_1 [L232] input_148 = __VERIFIER_nondet_uchar() [L233] EXPR input_148 & mask_SORT_1 [L233] input_148 = input_148 & mask_SORT_1 [L234] input_150 = __VERIFIER_nondet_uchar() [L235] EXPR input_150 & mask_SORT_1 [L235] input_150 = input_150 & mask_SORT_1 [L236] input_152 = __VERIFIER_nondet_uchar() [L237] EXPR input_152 & mask_SORT_1 [L237] input_152 = input_152 & mask_SORT_1 [L238] input_178 = __VERIFIER_nondet_uchar() [L239] EXPR input_178 & mask_SORT_1 [L239] input_178 = input_178 & mask_SORT_1 [L240] input_179 = __VERIFIER_nondet_uchar() [L241] EXPR input_179 & mask_SORT_1 [L241] input_179 = input_179 & mask_SORT_1 [L242] input_180 = __VERIFIER_nondet_uchar() [L243] EXPR input_180 & mask_SORT_1 [L243] input_180 = input_180 & mask_SORT_1 [L244] input_181 = __VERIFIER_nondet_uchar() [L245] EXPR input_181 & mask_SORT_1 [L245] input_181 = input_181 & mask_SORT_1 [L246] input_216 = __VERIFIER_nondet_uchar() [L247] input_244 = __VERIFIER_nondet_uchar() [L248] input_247 = __VERIFIER_nondet_uchar() [L249] input_250 = __VERIFIER_nondet_uchar() [L250] input_253 = __VERIFIER_nondet_uchar() [L253] SORT_2 var_60_arg_0 = var_59; [L254] SORT_2 var_60_arg_1 = state_10; [L255] SORT_1 var_60 = var_60_arg_0 == var_60_arg_1; [L256] SORT_1 var_61_arg_0 = ~state_57; [L257] EXPR var_61_arg_0 & mask_SORT_1 [L257] var_61_arg_0 = var_61_arg_0 & mask_SORT_1 [L258] SORT_1 var_61_arg_1 = var_60; [L259] EXPR var_61_arg_0 & var_61_arg_1 [L259] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L260] EXPR var_61 & mask_SORT_1 [L260] var_61 = var_61 & mask_SORT_1 [L261] SORT_1 bad_62_arg_0 = var_61; [L262] CALL __VERIFIER_assert(!(bad_62_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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-16 20:08:36,742 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...