/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-back-serstep.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:08:25,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:08:25,630 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 20:08:25,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:08:25,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:08:25,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:08:25,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:08:25,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:08:25,657 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:08:25,660 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:08:25,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:08:25,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:08:25,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:08:25,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:08:25,661 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:08:25,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:08:25,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:08:25,662 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:08:25,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:08:25,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:08:25,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:08:25,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:08:25,664 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:08:25,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:08:25,664 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:08:25,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:08:25,664 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:08:25,665 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:08:25,665 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:08:25,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:08:25,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:08:25,666 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:08:25,667 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:08:25,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:08:25,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:08:25,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:08:25,885 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:08:25,885 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:08:25,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.bridge.1.prop1-back-serstep.c [2023-12-16 20:08:26,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:08:27,111 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:08:27,111 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.bridge.1.prop1-back-serstep.c [2023-12-16 20:08:27,131 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c497cb316/6d30d6bf693c48279bef33936e9eaa78/FLAG87dd21782 [2023-12-16 20:08:27,415 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c497cb316/6d30d6bf693c48279bef33936e9eaa78 [2023-12-16 20:08:27,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:08:27,418 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:08:27,418 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:08:27,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:08:27,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:08:27,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:08:27" (1/1) ... [2023-12-16 20:08:27,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139708c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:27, skipping insertion in model container [2023-12-16 20:08:27,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:08:27" (1/1) ... [2023-12-16 20:08:27,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:08:27,632 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-back-serstep.c[1174,1187] [2023-12-16 20:08:27,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:08:27,985 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:08:27,993 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-back-serstep.c[1174,1187] [2023-12-16 20:08:28,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:08:28,135 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:08:28,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28 WrapperNode [2023-12-16 20:08:28,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:08:28,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:08:28,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:08:28,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:08:28,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,297 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5054 [2023-12-16 20:08:28,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:08:28,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:08:28,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:08:28,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:08:28,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,334 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,424 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 20:08:28,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:08:28,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:08:28,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:08:28,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:08:28,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (1/1) ... [2023-12-16 20:08:28,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:08:28,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:08:28,553 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 20:08:28,555 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 20:08:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:08:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:08:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:08:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:08:29,019 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:08:29,020 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:08:33,623 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:08:33,727 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:08:33,727 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:08:33,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:08:33 BoogieIcfgContainer [2023-12-16 20:08:33,728 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:08:33,729 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:08:33,729 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:08:33,731 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:08:33,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:08:27" (1/3) ... [2023-12-16 20:08:33,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d41d511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:08:33, skipping insertion in model container [2023-12-16 20:08:33,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:08:28" (2/3) ... [2023-12-16 20:08:33,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d41d511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:08:33, skipping insertion in model container [2023-12-16 20:08:33,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:08:33" (3/3) ... [2023-12-16 20:08:33,733 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.bridge.1.prop1-back-serstep.c [2023-12-16 20:08:33,744 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:08:33,744 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:08:33,771 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:08:33,775 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;@5b6f24c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:08:33,775 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:08:33,778 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 20:08:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:08:33,781 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:08:33,781 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:08:33,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:08:33,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:08:33,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:08:33,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:08:33,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896580929] [2023-12-16 20:08:33,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:08:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:08:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:08:34,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:08:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:08:34,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:08:34,197 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:08:34,197 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:08:34,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:08:34,202 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:08:34,204 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:08:34,239 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:08:34,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:08:34 BoogieIcfgContainer [2023-12-16 20:08:34,264 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:08:34,265 INFO L158 Benchmark]: Toolchain (without parser) took 6846.81ms. Allocated memory was 167.8MB in the beginning and 394.3MB in the end (delta: 226.5MB). Free memory was 125.8MB in the beginning and 149.6MB in the end (delta: -23.8MB). Peak memory consumption was 202.7MB. Max. memory is 8.0GB. [2023-12-16 20:08:34,265 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 167.8MB. Free memory was 123.9MB in the beginning and 123.9MB in the end (delta: 71.7kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:08:34,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.74ms. Allocated memory was 167.8MB in the beginning and 218.1MB in the end (delta: 50.3MB). Free memory was 125.4MB in the beginning and 118.8MB in the end (delta: 6.6MB). Peak memory consumption was 63.0MB. Max. memory is 8.0GB. [2023-12-16 20:08:34,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.48ms. Allocated memory is still 218.1MB. Free memory was 118.8MB in the beginning and 85.3MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2023-12-16 20:08:34,266 INFO L158 Benchmark]: Boogie Preprocessor took 224.91ms. Allocated memory is still 218.1MB. Free memory was 85.3MB in the beginning and 152.4MB in the end (delta: -67.1MB). Peak memory consumption was 48.3MB. Max. memory is 8.0GB. [2023-12-16 20:08:34,266 INFO L158 Benchmark]: RCFGBuilder took 5200.78ms. Allocated memory was 218.1MB in the beginning and 394.3MB in the end (delta: 176.2MB). Free memory was 152.4MB in the beginning and 246.1MB in the end (delta: -93.7MB). Peak memory consumption was 249.7MB. Max. memory is 8.0GB. [2023-12-16 20:08:34,267 INFO L158 Benchmark]: TraceAbstraction took 534.71ms. Allocated memory is still 394.3MB. Free memory was 245.0MB in the beginning and 149.6MB in the end (delta: 95.4MB). Peak memory consumption was 95.4MB. Max. memory is 8.0GB. [2023-12-16 20:08:34,269 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 167.8MB. Free memory was 123.9MB in the beginning and 123.9MB in the end (delta: 71.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 716.74ms. Allocated memory was 167.8MB in the beginning and 218.1MB in the end (delta: 50.3MB). Free memory was 125.4MB in the beginning and 118.8MB in the end (delta: 6.6MB). Peak memory consumption was 63.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 161.48ms. Allocated memory is still 218.1MB. Free memory was 118.8MB in the beginning and 85.3MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 224.91ms. Allocated memory is still 218.1MB. Free memory was 85.3MB in the beginning and 152.4MB in the end (delta: -67.1MB). Peak memory consumption was 48.3MB. Max. memory is 8.0GB. * RCFGBuilder took 5200.78ms. Allocated memory was 218.1MB in the beginning and 394.3MB in the end (delta: 176.2MB). Free memory was 152.4MB in the beginning and 246.1MB in the end (delta: -93.7MB). Peak memory consumption was 249.7MB. Max. memory is 8.0GB. * TraceAbstraction took 534.71ms. Allocated memory is still 394.3MB. Free memory was 245.0MB in the beginning and 149.6MB in the end (delta: 95.4MB). Peak memory consumption was 95.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwise operation at line 204. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] EXPR (SORT_1)1 << (1 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] 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_80 = 0; [L41] const SORT_1 var_143 = 1; [L42] const SORT_2 var_164 = 1; [L43] const SORT_3 var_273 = 0; [L44] const SORT_2 var_274 = 25; [L45] const SORT_2 var_275 = 20; [L46] const SORT_2 var_276 = 10; [L47] const SORT_2 var_277 = 5; [L48] const SORT_4 var_471 = 60; [L49] const SORT_4 var_771 = 1; [L50] const SORT_2 var_935 = 4; [L52] SORT_2 input_93; [L53] SORT_2 input_95; [L54] SORT_2 input_97; [L55] SORT_2 input_99; [L56] SORT_2 input_101; [L57] SORT_1 input_103; [L58] SORT_1 input_105; [L59] SORT_1 input_107; [L60] SORT_1 input_109; [L61] SORT_1 input_111; [L62] SORT_1 input_113; [L63] SORT_1 input_115; [L64] SORT_1 input_117; [L65] SORT_1 input_119; [L66] SORT_1 input_121; [L67] SORT_1 input_123; [L68] SORT_1 input_125; [L69] SORT_1 input_127; [L70] SORT_1 input_129; [L71] SORT_1 input_131; [L72] SORT_1 input_133; [L73] SORT_1 input_135; [L74] SORT_1 input_137; [L75] SORT_1 input_139; [L76] SORT_1 input_141; [L77] SORT_1 input_145; [L78] SORT_1 input_147; [L79] SORT_1 input_153; [L80] SORT_1 input_161; [L81] SORT_1 input_169; [L82] SORT_1 input_177; [L83] SORT_1 input_183; [L84] SORT_1 input_191; [L85] SORT_1 input_197; [L86] SORT_1 input_205; [L87] SORT_1 input_211; [L88] SORT_1 input_219; [L89] SORT_1 input_225; [L90] SORT_1 input_233; [L91] SORT_1 input_239; [L92] SORT_1 input_247; [L93] SORT_1 input_253; [L94] SORT_1 input_261; [L95] SORT_1 input_300; [L96] SORT_1 input_308; [L97] SORT_1 input_316; [L98] SORT_1 input_324; [L99] SORT_1 input_332; [L100] SORT_1 input_340; [L101] SORT_1 input_348; [L102] SORT_1 input_356; [L103] SORT_1 input_363; [L104] SORT_1 input_375; [L105] SORT_1 input_387; [L106] SORT_1 input_399; [L107] SORT_1 input_411; [L108] SORT_1 input_423; [L109] SORT_1 input_435; [L110] SORT_1 input_447; [L111] SORT_1 input_476; [L112] SORT_1 input_490; [L113] SORT_1 input_504; [L114] SORT_1 input_518; [L115] SORT_1 input_532; [L116] SORT_1 input_546; [L117] SORT_1 input_560; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L119] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L120] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L121] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L122] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L123] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L124] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L125] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L126] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L127] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L128] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L129] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L130] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L131] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L132] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L133] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L134] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L135] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L136] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L137] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L138] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L139] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L140] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L141] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L142] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L143] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L144] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L145] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] SORT_2 init_7_arg_1 = var_5; [L148] state_6 = init_7_arg_1 [L149] SORT_2 init_9_arg_1 = var_5; [L150] state_8 = init_9_arg_1 [L151] SORT_2 init_11_arg_1 = var_5; [L152] state_10 = init_11_arg_1 [L153] SORT_2 init_13_arg_1 = var_5; [L154] state_12 = init_13_arg_1 [L155] SORT_2 init_15_arg_1 = var_5; [L156] state_14 = init_15_arg_1 [L157] SORT_1 init_18_arg_1 = var_16; [L158] state_17 = init_18_arg_1 [L159] SORT_1 init_20_arg_1 = var_16; [L160] state_19 = init_20_arg_1 [L161] SORT_1 init_22_arg_1 = var_16; [L162] state_21 = init_22_arg_1 [L163] SORT_1 init_24_arg_1 = var_16; [L164] state_23 = init_24_arg_1 [L165] SORT_1 init_26_arg_1 = var_16; [L166] state_25 = init_26_arg_1 [L167] SORT_1 init_28_arg_1 = var_16; [L168] state_27 = init_28_arg_1 [L169] SORT_1 init_30_arg_1 = var_16; [L170] state_29 = init_30_arg_1 [L171] SORT_1 init_32_arg_1 = var_16; [L172] state_31 = init_32_arg_1 [L173] SORT_1 init_34_arg_1 = var_16; [L174] state_33 = init_34_arg_1 [L175] SORT_1 init_36_arg_1 = var_16; [L176] state_35 = init_36_arg_1 [L177] SORT_1 init_38_arg_1 = var_16; [L178] state_37 = init_38_arg_1 [L179] SORT_1 init_40_arg_1 = var_16; [L180] state_39 = init_40_arg_1 [L181] SORT_1 init_42_arg_1 = var_16; [L182] state_41 = init_42_arg_1 [L183] SORT_1 init_44_arg_1 = var_16; [L184] state_43 = init_44_arg_1 [L185] SORT_1 init_46_arg_1 = var_16; [L186] state_45 = init_46_arg_1 [L187] SORT_1 init_48_arg_1 = var_16; [L188] state_47 = init_48_arg_1 [L189] SORT_1 init_50_arg_1 = var_16; [L190] state_49 = init_50_arg_1 [L191] SORT_1 init_52_arg_1 = var_16; [L192] state_51 = init_52_arg_1 [L193] SORT_1 init_54_arg_1 = var_16; [L194] state_53 = init_54_arg_1 [L195] SORT_1 init_56_arg_1 = var_16; [L196] state_55 = init_56_arg_1 [L197] SORT_1 init_58_arg_1 = var_16; [L198] state_57 = init_58_arg_1 [L199] SORT_1 init_60_arg_1 = var_16; [L200] state_59 = init_60_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_60_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_59=0, state_6=0, state_8=0, var_143=1, var_164=1, var_16=0, var_273=0, var_274=25, var_275=20, var_276=10, var_277=5, var_471=60, var_5=0, var_771=1, var_80=0, var_935=4] [L203] input_93 = __VERIFIER_nondet_uchar() [L204] EXPR input_93 & mask_SORT_2 [L204] input_93 = input_93 & mask_SORT_2 [L205] input_95 = __VERIFIER_nondet_uchar() [L206] EXPR input_95 & mask_SORT_2 [L206] input_95 = input_95 & mask_SORT_2 [L207] input_97 = __VERIFIER_nondet_uchar() [L208] EXPR input_97 & mask_SORT_2 [L208] input_97 = input_97 & mask_SORT_2 [L209] input_99 = __VERIFIER_nondet_uchar() [L210] EXPR input_99 & mask_SORT_2 [L210] input_99 = input_99 & mask_SORT_2 [L211] input_101 = __VERIFIER_nondet_uchar() [L212] EXPR input_101 & mask_SORT_2 [L212] input_101 = input_101 & mask_SORT_2 [L213] input_103 = __VERIFIER_nondet_uchar() [L214] EXPR input_103 & mask_SORT_1 [L214] input_103 = input_103 & mask_SORT_1 [L215] input_105 = __VERIFIER_nondet_uchar() [L216] EXPR input_105 & mask_SORT_1 [L216] input_105 = input_105 & mask_SORT_1 [L217] input_107 = __VERIFIER_nondet_uchar() [L218] EXPR input_107 & mask_SORT_1 [L218] input_107 = input_107 & mask_SORT_1 [L219] input_109 = __VERIFIER_nondet_uchar() [L220] EXPR input_109 & mask_SORT_1 [L220] input_109 = input_109 & mask_SORT_1 [L221] input_111 = __VERIFIER_nondet_uchar() [L222] EXPR input_111 & mask_SORT_1 [L222] input_111 = input_111 & mask_SORT_1 [L223] input_113 = __VERIFIER_nondet_uchar() [L224] EXPR input_113 & mask_SORT_1 [L224] input_113 = input_113 & mask_SORT_1 [L225] input_115 = __VERIFIER_nondet_uchar() [L226] EXPR input_115 & mask_SORT_1 [L226] input_115 = input_115 & mask_SORT_1 [L227] input_117 = __VERIFIER_nondet_uchar() [L228] EXPR input_117 & mask_SORT_1 [L228] input_117 = input_117 & mask_SORT_1 [L229] input_119 = __VERIFIER_nondet_uchar() [L230] EXPR input_119 & mask_SORT_1 [L230] input_119 = input_119 & mask_SORT_1 [L231] input_121 = __VERIFIER_nondet_uchar() [L232] EXPR input_121 & mask_SORT_1 [L232] input_121 = input_121 & mask_SORT_1 [L233] input_123 = __VERIFIER_nondet_uchar() [L234] EXPR input_123 & mask_SORT_1 [L234] input_123 = input_123 & mask_SORT_1 [L235] input_125 = __VERIFIER_nondet_uchar() [L236] EXPR input_125 & mask_SORT_1 [L236] input_125 = input_125 & mask_SORT_1 [L237] input_127 = __VERIFIER_nondet_uchar() [L238] EXPR input_127 & mask_SORT_1 [L238] input_127 = input_127 & mask_SORT_1 [L239] input_129 = __VERIFIER_nondet_uchar() [L240] EXPR input_129 & mask_SORT_1 [L240] input_129 = input_129 & mask_SORT_1 [L241] input_131 = __VERIFIER_nondet_uchar() [L242] EXPR input_131 & mask_SORT_1 [L242] input_131 = input_131 & mask_SORT_1 [L243] input_133 = __VERIFIER_nondet_uchar() [L244] EXPR input_133 & mask_SORT_1 [L244] input_133 = input_133 & mask_SORT_1 [L245] input_135 = __VERIFIER_nondet_uchar() [L246] EXPR input_135 & mask_SORT_1 [L246] input_135 = input_135 & mask_SORT_1 [L247] input_137 = __VERIFIER_nondet_uchar() [L248] EXPR input_137 & mask_SORT_1 [L248] input_137 = input_137 & mask_SORT_1 [L249] input_139 = __VERIFIER_nondet_uchar() [L250] EXPR input_139 & mask_SORT_1 [L250] input_139 = input_139 & mask_SORT_1 [L251] input_141 = __VERIFIER_nondet_uchar() [L252] EXPR input_141 & mask_SORT_1 [L252] input_141 = input_141 & mask_SORT_1 [L253] input_145 = __VERIFIER_nondet_uchar() [L254] input_147 = __VERIFIER_nondet_uchar() [L255] EXPR input_147 & mask_SORT_1 [L255] input_147 = input_147 & mask_SORT_1 [L256] input_153 = __VERIFIER_nondet_uchar() [L257] EXPR input_153 & mask_SORT_1 [L257] input_153 = input_153 & mask_SORT_1 [L258] input_161 = __VERIFIER_nondet_uchar() [L259] EXPR input_161 & mask_SORT_1 [L259] input_161 = input_161 & mask_SORT_1 [L260] input_169 = __VERIFIER_nondet_uchar() [L261] EXPR input_169 & mask_SORT_1 [L261] input_169 = input_169 & mask_SORT_1 [L262] input_177 = __VERIFIER_nondet_uchar() [L263] EXPR input_177 & mask_SORT_1 [L263] input_177 = input_177 & mask_SORT_1 [L264] input_183 = __VERIFIER_nondet_uchar() [L265] EXPR input_183 & mask_SORT_1 [L265] input_183 = input_183 & mask_SORT_1 [L266] input_191 = __VERIFIER_nondet_uchar() [L267] EXPR input_191 & mask_SORT_1 [L267] input_191 = input_191 & mask_SORT_1 [L268] input_197 = __VERIFIER_nondet_uchar() [L269] EXPR input_197 & mask_SORT_1 [L269] input_197 = input_197 & mask_SORT_1 [L270] input_205 = __VERIFIER_nondet_uchar() [L271] EXPR input_205 & mask_SORT_1 [L271] input_205 = input_205 & mask_SORT_1 [L272] input_211 = __VERIFIER_nondet_uchar() [L273] EXPR input_211 & mask_SORT_1 [L273] input_211 = input_211 & mask_SORT_1 [L274] input_219 = __VERIFIER_nondet_uchar() [L275] EXPR input_219 & mask_SORT_1 [L275] input_219 = input_219 & mask_SORT_1 [L276] input_225 = __VERIFIER_nondet_uchar() [L277] EXPR input_225 & mask_SORT_1 [L277] input_225 = input_225 & mask_SORT_1 [L278] input_233 = __VERIFIER_nondet_uchar() [L279] EXPR input_233 & mask_SORT_1 [L279] input_233 = input_233 & mask_SORT_1 [L280] input_239 = __VERIFIER_nondet_uchar() [L281] EXPR input_239 & mask_SORT_1 [L281] input_239 = input_239 & mask_SORT_1 [L282] input_247 = __VERIFIER_nondet_uchar() [L283] EXPR input_247 & mask_SORT_1 [L283] input_247 = input_247 & mask_SORT_1 [L284] input_253 = __VERIFIER_nondet_uchar() [L285] EXPR input_253 & mask_SORT_1 [L285] input_253 = input_253 & mask_SORT_1 [L286] input_261 = __VERIFIER_nondet_uchar() [L287] EXPR input_261 & mask_SORT_1 [L287] input_261 = input_261 & mask_SORT_1 [L288] input_300 = __VERIFIER_nondet_uchar() [L289] input_308 = __VERIFIER_nondet_uchar() [L290] EXPR input_308 & mask_SORT_1 [L290] input_308 = input_308 & mask_SORT_1 [L291] input_316 = __VERIFIER_nondet_uchar() [L292] input_324 = __VERIFIER_nondet_uchar() [L293] EXPR input_324 & mask_SORT_1 [L293] input_324 = input_324 & mask_SORT_1 [L294] input_332 = __VERIFIER_nondet_uchar() [L295] input_340 = __VERIFIER_nondet_uchar() [L296] EXPR input_340 & mask_SORT_1 [L296] input_340 = input_340 & mask_SORT_1 [L297] input_348 = __VERIFIER_nondet_uchar() [L298] input_356 = __VERIFIER_nondet_uchar() [L299] EXPR input_356 & mask_SORT_1 [L299] input_356 = input_356 & mask_SORT_1 [L300] input_363 = __VERIFIER_nondet_uchar() [L301] EXPR input_363 & mask_SORT_1 [L301] input_363 = input_363 & mask_SORT_1 [L302] input_375 = __VERIFIER_nondet_uchar() [L303] EXPR input_375 & mask_SORT_1 [L303] input_375 = input_375 & mask_SORT_1 [L304] input_387 = __VERIFIER_nondet_uchar() [L305] EXPR input_387 & mask_SORT_1 [L305] input_387 = input_387 & mask_SORT_1 [L306] input_399 = __VERIFIER_nondet_uchar() [L307] EXPR input_399 & mask_SORT_1 [L307] input_399 = input_399 & mask_SORT_1 [L308] input_411 = __VERIFIER_nondet_uchar() [L309] EXPR input_411 & mask_SORT_1 [L309] input_411 = input_411 & mask_SORT_1 [L310] input_423 = __VERIFIER_nondet_uchar() [L311] EXPR input_423 & mask_SORT_1 [L311] input_423 = input_423 & mask_SORT_1 [L312] input_435 = __VERIFIER_nondet_uchar() [L313] EXPR input_435 & mask_SORT_1 [L313] input_435 = input_435 & mask_SORT_1 [L314] input_447 = __VERIFIER_nondet_uchar() [L315] EXPR input_447 & mask_SORT_1 [L315] input_447 = input_447 & mask_SORT_1 [L316] input_476 = __VERIFIER_nondet_uchar() [L317] EXPR input_476 & mask_SORT_1 [L317] input_476 = input_476 & mask_SORT_1 [L318] input_490 = __VERIFIER_nondet_uchar() [L319] EXPR input_490 & mask_SORT_1 [L319] input_490 = input_490 & mask_SORT_1 [L320] input_504 = __VERIFIER_nondet_uchar() [L321] EXPR input_504 & mask_SORT_1 [L321] input_504 = input_504 & mask_SORT_1 [L322] input_518 = __VERIFIER_nondet_uchar() [L323] EXPR input_518 & mask_SORT_1 [L323] input_518 = input_518 & mask_SORT_1 [L324] input_532 = __VERIFIER_nondet_uchar() [L325] EXPR input_532 & mask_SORT_1 [L325] input_532 = input_532 & mask_SORT_1 [L326] input_546 = __VERIFIER_nondet_uchar() [L327] EXPR input_546 & mask_SORT_1 [L327] input_546 = input_546 & mask_SORT_1 [L328] input_560 = __VERIFIER_nondet_uchar() [L329] EXPR input_560 & mask_SORT_1 [L329] input_560 = input_560 & mask_SORT_1 [L332] SORT_1 var_61_arg_0 = state_17; [L333] SORT_1 var_61_arg_1 = ~state_19; [L334] EXPR var_61_arg_1 & mask_SORT_1 [L334] var_61_arg_1 = var_61_arg_1 & mask_SORT_1 [L335] EXPR var_61_arg_0 & var_61_arg_1 [L335] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L336] SORT_1 var_62_arg_0 = var_61; [L337] SORT_1 var_62_arg_1 = ~state_21; [L338] EXPR var_62_arg_1 & mask_SORT_1 [L338] var_62_arg_1 = var_62_arg_1 & mask_SORT_1 [L339] EXPR var_62_arg_0 & var_62_arg_1 [L339] SORT_1 var_62 = var_62_arg_0 & var_62_arg_1; [L340] SORT_1 var_63_arg_0 = var_62; [L341] SORT_1 var_63_arg_1 = ~state_23; [L342] EXPR var_63_arg_1 & mask_SORT_1 [L342] var_63_arg_1 = var_63_arg_1 & mask_SORT_1 [L343] EXPR var_63_arg_0 & var_63_arg_1 [L343] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L344] SORT_1 var_64_arg_0 = var_63; [L345] SORT_1 var_64_arg_1 = state_25; [L346] EXPR var_64_arg_0 & var_64_arg_1 [L346] SORT_1 var_64 = var_64_arg_0 & var_64_arg_1; [L347] SORT_1 var_65_arg_0 = var_64; [L348] SORT_1 var_65_arg_1 = ~state_27; [L349] EXPR var_65_arg_1 & mask_SORT_1 [L349] var_65_arg_1 = var_65_arg_1 & mask_SORT_1 [L350] EXPR var_65_arg_0 & var_65_arg_1 [L350] SORT_1 var_65 = var_65_arg_0 & var_65_arg_1; [L351] SORT_1 var_66_arg_0 = var_65; [L352] SORT_1 var_66_arg_1 = ~state_29; [L353] EXPR var_66_arg_1 & mask_SORT_1 [L353] var_66_arg_1 = var_66_arg_1 & mask_SORT_1 [L354] EXPR var_66_arg_0 & var_66_arg_1 [L354] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L355] SORT_1 var_67_arg_0 = var_66; [L356] SORT_1 var_67_arg_1 = ~state_31; [L357] EXPR var_67_arg_1 & mask_SORT_1 [L357] var_67_arg_1 = var_67_arg_1 & mask_SORT_1 [L358] EXPR var_67_arg_0 & var_67_arg_1 [L358] SORT_1 var_67 = var_67_arg_0 & var_67_arg_1; [L359] SORT_1 var_68_arg_0 = var_67; [L360] SORT_1 var_68_arg_1 = state_33; [L361] EXPR var_68_arg_0 & var_68_arg_1 [L361] SORT_1 var_68 = var_68_arg_0 & var_68_arg_1; [L362] SORT_1 var_69_arg_0 = var_68; [L363] SORT_1 var_69_arg_1 = ~state_35; [L364] EXPR var_69_arg_1 & mask_SORT_1 [L364] var_69_arg_1 = var_69_arg_1 & mask_SORT_1 [L365] EXPR var_69_arg_0 & var_69_arg_1 [L365] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L366] SORT_1 var_70_arg_0 = var_69; [L367] SORT_1 var_70_arg_1 = ~state_37; [L368] EXPR var_70_arg_1 & mask_SORT_1 [L368] var_70_arg_1 = var_70_arg_1 & mask_SORT_1 [L369] EXPR var_70_arg_0 & var_70_arg_1 [L369] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L370] SORT_1 var_71_arg_0 = var_70; [L371] SORT_1 var_71_arg_1 = ~state_39; [L372] EXPR var_71_arg_1 & mask_SORT_1 [L372] var_71_arg_1 = var_71_arg_1 & mask_SORT_1 [L373] EXPR var_71_arg_0 & var_71_arg_1 [L373] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L374] SORT_1 var_72_arg_0 = var_71; [L375] SORT_1 var_72_arg_1 = state_41; [L376] EXPR var_72_arg_0 & var_72_arg_1 [L376] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L377] SORT_1 var_73_arg_0 = var_72; [L378] SORT_1 var_73_arg_1 = ~state_43; [L379] EXPR var_73_arg_1 & mask_SORT_1 [L379] var_73_arg_1 = var_73_arg_1 & mask_SORT_1 [L380] EXPR var_73_arg_0 & var_73_arg_1 [L380] SORT_1 var_73 = var_73_arg_0 & var_73_arg_1; [L381] SORT_1 var_74_arg_0 = var_73; [L382] SORT_1 var_74_arg_1 = ~state_45; [L383] EXPR var_74_arg_1 & mask_SORT_1 [L383] var_74_arg_1 = var_74_arg_1 & mask_SORT_1 [L384] EXPR var_74_arg_0 & var_74_arg_1 [L384] SORT_1 var_74 = var_74_arg_0 & var_74_arg_1; [L385] SORT_1 var_75_arg_0 = var_74; [L386] SORT_1 var_75_arg_1 = ~state_47; [L387] EXPR var_75_arg_1 & mask_SORT_1 [L387] var_75_arg_1 = var_75_arg_1 & mask_SORT_1 [L388] EXPR var_75_arg_0 & var_75_arg_1 [L388] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; [L389] SORT_1 var_76_arg_0 = var_75; [L390] SORT_1 var_76_arg_1 = state_49; [L391] EXPR var_76_arg_0 & var_76_arg_1 [L391] SORT_1 var_76 = var_76_arg_0 & var_76_arg_1; [L392] SORT_1 var_77_arg_0 = var_76; [L393] SORT_1 var_77_arg_1 = ~state_51; [L394] EXPR var_77_arg_1 & mask_SORT_1 [L394] var_77_arg_1 = var_77_arg_1 & mask_SORT_1 [L395] EXPR var_77_arg_0 & var_77_arg_1 [L395] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L396] SORT_1 var_78_arg_0 = var_77; [L397] SORT_1 var_78_arg_1 = ~state_53; [L398] EXPR var_78_arg_1 & mask_SORT_1 [L398] var_78_arg_1 = var_78_arg_1 & mask_SORT_1 [L399] EXPR var_78_arg_0 & var_78_arg_1 [L399] SORT_1 var_78 = var_78_arg_0 & var_78_arg_1; [L400] SORT_1 var_79_arg_0 = var_78; [L401] SORT_1 var_79_arg_1 = ~state_55; [L402] EXPR var_79_arg_1 & mask_SORT_1 [L402] var_79_arg_1 = var_79_arg_1 & mask_SORT_1 [L403] EXPR var_79_arg_0 & var_79_arg_1 [L403] SORT_1 var_79 = var_79_arg_0 & var_79_arg_1; [L404] SORT_2 var_81_arg_0 = var_80; [L405] SORT_2 var_81_arg_1 = state_6; [L406] SORT_1 var_81 = var_81_arg_0 == var_81_arg_1; [L407] SORT_1 var_82_arg_0 = var_79; [L408] SORT_1 var_82_arg_1 = var_81; [L409] EXPR var_82_arg_0 & var_82_arg_1 [L409] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L410] SORT_2 var_83_arg_0 = var_80; [L411] SORT_2 var_83_arg_1 = state_8; [L412] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L413] SORT_1 var_84_arg_0 = var_82; [L414] SORT_1 var_84_arg_1 = var_83; [L415] EXPR var_84_arg_0 & var_84_arg_1 [L415] SORT_1 var_84 = var_84_arg_0 & var_84_arg_1; [L416] SORT_2 var_85_arg_0 = var_80; [L417] SORT_2 var_85_arg_1 = state_10; [L418] SORT_1 var_85 = var_85_arg_0 == var_85_arg_1; [L419] SORT_1 var_86_arg_0 = var_84; [L420] SORT_1 var_86_arg_1 = var_85; [L421] EXPR var_86_arg_0 & var_86_arg_1 [L421] SORT_1 var_86 = var_86_arg_0 & var_86_arg_1; [L422] SORT_2 var_87_arg_0 = var_80; [L423] SORT_2 var_87_arg_1 = state_12; [L424] SORT_1 var_87 = var_87_arg_0 == var_87_arg_1; [L425] SORT_1 var_88_arg_0 = var_86; [L426] SORT_1 var_88_arg_1 = var_87; [L427] EXPR var_88_arg_0 & var_88_arg_1 [L427] SORT_1 var_88 = var_88_arg_0 & var_88_arg_1; [L428] SORT_2 var_89_arg_0 = var_80; [L429] SORT_2 var_89_arg_1 = state_14; [L430] SORT_1 var_89 = var_89_arg_0 == var_89_arg_1; [L431] SORT_1 var_90_arg_0 = var_88; [L432] SORT_1 var_90_arg_1 = var_89; [L433] EXPR var_90_arg_0 & var_90_arg_1 [L433] SORT_1 var_90 = var_90_arg_0 & var_90_arg_1; [L434] SORT_1 var_91_arg_0 = state_59; [L435] SORT_1 var_91_arg_1 = var_90; [L436] EXPR var_91_arg_0 & var_91_arg_1 [L436] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L437] EXPR var_91 & mask_SORT_1 [L437] var_91 = var_91 & mask_SORT_1 [L438] SORT_1 bad_92_arg_0 = var_91; [L439] CALL __VERIFIER_assert(!(bad_92_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: 0.4s, 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 20:08:34,297 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...