/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.krebs.1.prop1-back-serstep.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:35:27,602 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:35:27,651 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 20:35:27,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:35:27,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:35:27,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:35:27,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:35:27,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:35:27,678 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:35:27,678 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:35:27,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:35:27,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:35:27,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:35:27,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:35:27,680 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:35:27,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:35:27,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:35:27,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:35:27,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:35:27,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:35:27,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:35:27,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:35:27,683 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:35:27,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:35:27,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:35:27,684 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:35:27,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:35:27,685 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:35:27,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:35:27,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:35:27,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:35:27,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:35:27,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:35:27,687 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:35:27,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:35:27,688 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:35:27,688 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:35:27,689 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:35:27,689 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:35:27,689 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:35:27,690 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:35:27,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:35:27,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:35:27,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:35:27,954 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:35:27,955 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:35:27,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2023-12-16 20:35:29,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:35:29,416 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:35:29,420 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2023-12-16 20:35:29,437 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d01e4771/cc76e28eac384cf19c22ce1e731e02e5/FLAG4959558e1 [2023-12-16 20:35:29,450 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d01e4771/cc76e28eac384cf19c22ce1e731e02e5 [2023-12-16 20:35:29,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:35:29,454 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:35:29,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:35:29,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:35:29,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:35:29,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:35:29" (1/1) ... [2023-12-16 20:35:29,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1644c6f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:29, skipping insertion in model container [2023-12-16 20:35:29,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:35:29" (1/1) ... [2023-12-16 20:35:29,520 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:35:29,713 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.krebs.1.prop1-back-serstep.c[1173,1186] [2023-12-16 20:35:30,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:35:30,036 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:35:30,056 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.krebs.1.prop1-back-serstep.c[1173,1186] [2023-12-16 20:35:30,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:35:30,195 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:35:30,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30 WrapperNode [2023-12-16 20:35:30,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:35:30,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:35:30,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:35:30,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:35:30,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,371 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2272 [2023-12-16 20:35:30,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:35:30,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:35:30,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:35:30,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:35:30,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,406 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,450 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 20:35:30,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:35:30,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:35:30,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:35:30,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:35:30,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (1/1) ... [2023-12-16 20:35:30,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:35:30,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:35:30,602 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 20:35:30,604 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 20:35:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:35:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:35:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:35:30,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:35:30,924 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:35:30,926 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:35:32,912 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:35:32,999 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:35:32,999 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:35:32,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:35:32 BoogieIcfgContainer [2023-12-16 20:35:33,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:35:33,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:35:33,002 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:35:33,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:35:33,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:35:29" (1/3) ... [2023-12-16 20:35:33,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47984b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:35:33, skipping insertion in model container [2023-12-16 20:35:33,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:35:30" (2/3) ... [2023-12-16 20:35:33,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47984b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:35:33, skipping insertion in model container [2023-12-16 20:35:33,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:35:32" (3/3) ... [2023-12-16 20:35:33,008 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.krebs.1.prop1-back-serstep.c [2023-12-16 20:35:33,023 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:35:33,023 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:35:33,062 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:35:33,066 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;@271802a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:35:33,067 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:35:33,069 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 20:35:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:35:33,074 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:35:33,075 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:35:33,075 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:35:33,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:35:33,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:35:33,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:35:33,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818070510] [2023-12-16 20:35:33,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:35:33,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:35:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:35:33,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:35:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:35:33,795 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:35:33,797 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:35:33,797 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:35:33,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:35:33,803 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:35:33,809 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:35:33,852 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:35:33,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:35:33 BoogieIcfgContainer [2023-12-16 20:35:33,881 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:35:33,882 INFO L158 Benchmark]: Toolchain (without parser) took 4427.84ms. Allocated memory was 256.9MB in the beginning and 363.9MB in the end (delta: 107.0MB). Free memory was 204.1MB in the beginning and 271.5MB in the end (delta: -67.5MB). Peak memory consumption was 166.3MB. Max. memory is 8.0GB. [2023-12-16 20:35:33,883 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 152.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:35:33,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 740.79ms. Allocated memory is still 256.9MB. Free memory was 204.1MB in the beginning and 208.6MB in the end (delta: -4.5MB). Peak memory consumption was 61.2MB. Max. memory is 8.0GB. [2023-12-16 20:35:33,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 172.74ms. Allocated memory is still 256.9MB. Free memory was 208.6MB in the beginning and 192.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-16 20:35:33,884 INFO L158 Benchmark]: Boogie Preprocessor took 179.27ms. Allocated memory is still 256.9MB. Free memory was 192.3MB in the beginning and 177.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-16 20:35:33,884 INFO L158 Benchmark]: RCFGBuilder took 2447.06ms. Allocated memory was 256.9MB in the beginning and 363.9MB in the end (delta: 107.0MB). Free memory was 177.6MB in the beginning and 203.1MB in the end (delta: -25.4MB). Peak memory consumption was 104.4MB. Max. memory is 8.0GB. [2023-12-16 20:35:33,885 INFO L158 Benchmark]: TraceAbstraction took 878.97ms. Allocated memory is still 363.9MB. Free memory was 202.5MB in the beginning and 271.5MB in the end (delta: -69.0MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. [2023-12-16 20:35:33,887 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 152.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 740.79ms. Allocated memory is still 256.9MB. Free memory was 204.1MB in the beginning and 208.6MB in the end (delta: -4.5MB). Peak memory consumption was 61.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 172.74ms. Allocated memory is still 256.9MB. Free memory was 208.6MB in the beginning and 192.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 179.27ms. Allocated memory is still 256.9MB. Free memory was 192.3MB in the beginning and 177.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * RCFGBuilder took 2447.06ms. Allocated memory was 256.9MB in the beginning and 363.9MB in the end (delta: 107.0MB). Free memory was 177.6MB in the beginning and 203.1MB in the end (delta: -25.4MB). Peak memory consumption was 104.4MB. Max. memory is 8.0GB. * TraceAbstraction took 878.97ms. Allocated memory is still 363.9MB. Free memory was 202.5MB in the beginning and 271.5MB in the end (delta: -69.0MB). Peak memory consumption was 56.6MB. 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 173. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] EXPR (SORT_1)1 << (1 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] EXPR (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8) [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] EXPR (SORT_2)1 << (8 - 1) [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_30 = 0; [L40] const SORT_2 var_73 = 2; [L41] const SORT_2 var_76 = 4; [L42] const SORT_2 var_81 = 12; [L43] const SORT_2 var_86 = 0; [L44] const SORT_2 var_91 = 15; [L45] const SORT_2 var_96 = 10; [L46] const SORT_1 var_155 = 1; [L47] const SORT_4 var_158 = 1; [L48] const SORT_3 var_159 = 0; [L49] const SORT_4 var_162 = 2; [L50] const SORT_4 var_486 = 5; [L52] SORT_2 input_105; [L53] SORT_2 input_107; [L54] SORT_2 input_109; [L55] SORT_2 input_111; [L56] SORT_2 input_113; [L57] SORT_2 input_115; [L58] SORT_2 input_117; [L59] SORT_2 input_119; [L60] SORT_2 input_121; [L61] SORT_2 input_123; [L62] SORT_2 input_125; [L63] SORT_2 input_127; [L64] SORT_1 input_129; [L65] SORT_1 input_131; [L66] SORT_1 input_133; [L67] SORT_1 input_135; [L68] SORT_1 input_137; [L69] SORT_1 input_139; [L70] SORT_1 input_141; [L71] SORT_1 input_143; [L72] SORT_1 input_145; [L73] SORT_1 input_147; [L74] SORT_1 input_149; [L75] SORT_1 input_151; [L76] SORT_1 input_153; [L77] SORT_1 input_157; [L78] SORT_1 input_174; [L79] SORT_1 input_190; [L80] SORT_1 input_208; [L81] SORT_1 input_211; [L82] SORT_1 input_221; [L83] SORT_1 input_231; [L84] SORT_1 input_241; [L85] SORT_1 input_246; [L86] SORT_1 input_255; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L88] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L89] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L90] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L91] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L92] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L93] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L94] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L100] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L101] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L102] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L103] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L104] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L105] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L106] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L107] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L108] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L109] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L110] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L111] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L114] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_2 init_7_arg_1 = var_5; [L117] state_6 = init_7_arg_1 [L118] SORT_2 init_9_arg_1 = var_5; [L119] state_8 = init_9_arg_1 [L120] SORT_2 init_11_arg_1 = var_5; [L121] state_10 = init_11_arg_1 [L122] SORT_2 init_13_arg_1 = var_5; [L123] state_12 = init_13_arg_1 [L124] SORT_2 init_15_arg_1 = var_5; [L125] state_14 = init_15_arg_1 [L126] SORT_2 init_17_arg_1 = var_5; [L127] state_16 = init_17_arg_1 [L128] SORT_2 init_19_arg_1 = var_5; [L129] state_18 = init_19_arg_1 [L130] SORT_2 init_21_arg_1 = var_5; [L131] state_20 = init_21_arg_1 [L132] SORT_2 init_23_arg_1 = var_5; [L133] state_22 = init_23_arg_1 [L134] SORT_2 init_25_arg_1 = var_5; [L135] state_24 = init_25_arg_1 [L136] SORT_2 init_27_arg_1 = var_5; [L137] state_26 = init_27_arg_1 [L138] SORT_2 init_29_arg_1 = var_5; [L139] state_28 = init_29_arg_1 [L140] SORT_1 init_32_arg_1 = var_30; [L141] state_31 = init_32_arg_1 [L142] SORT_1 init_34_arg_1 = var_30; [L143] state_33 = init_34_arg_1 [L144] SORT_1 init_36_arg_1 = var_30; [L145] state_35 = init_36_arg_1 [L146] SORT_1 init_38_arg_1 = var_30; [L147] state_37 = init_38_arg_1 [L148] SORT_1 init_40_arg_1 = var_30; [L149] state_39 = init_40_arg_1 [L150] SORT_1 init_42_arg_1 = var_30; [L151] state_41 = init_42_arg_1 [L152] SORT_1 init_44_arg_1 = var_30; [L153] state_43 = init_44_arg_1 [L154] SORT_1 init_46_arg_1 = var_30; [L155] state_45 = init_46_arg_1 [L156] SORT_1 init_48_arg_1 = var_30; [L157] state_47 = init_48_arg_1 [L158] SORT_1 init_50_arg_1 = var_30; [L159] state_49 = init_50_arg_1 [L160] SORT_1 init_52_arg_1 = var_30; [L161] state_51 = init_52_arg_1 [L162] SORT_1 init_54_arg_1 = var_30; [L163] state_53 = init_54_arg_1 [L164] SORT_1 init_56_arg_1 = var_30; [L165] state_55 = init_56_arg_1 [L166] SORT_1 init_58_arg_1 = var_30; [L167] state_57 = init_58_arg_1 [L168] SORT_1 init_60_arg_1 = var_30; [L169] state_59 = init_60_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_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_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_6=0, state_8=0, var_155=1, var_158=1, var_159=0, var_162=2, var_30=0, var_486=5, var_5=0, var_73=2, var_76=4, var_81=12, var_86=0, var_91=15, var_96=10] [L172] input_105 = __VERIFIER_nondet_uchar() [L173] EXPR input_105 & mask_SORT_2 [L173] input_105 = input_105 & mask_SORT_2 [L174] input_107 = __VERIFIER_nondet_uchar() [L175] EXPR input_107 & mask_SORT_2 [L175] input_107 = input_107 & mask_SORT_2 [L176] input_109 = __VERIFIER_nondet_uchar() [L177] EXPR input_109 & mask_SORT_2 [L177] input_109 = input_109 & mask_SORT_2 [L178] input_111 = __VERIFIER_nondet_uchar() [L179] EXPR input_111 & mask_SORT_2 [L179] input_111 = input_111 & mask_SORT_2 [L180] input_113 = __VERIFIER_nondet_uchar() [L181] EXPR input_113 & mask_SORT_2 [L181] input_113 = input_113 & mask_SORT_2 [L182] input_115 = __VERIFIER_nondet_uchar() [L183] EXPR input_115 & mask_SORT_2 [L183] input_115 = input_115 & mask_SORT_2 [L184] input_117 = __VERIFIER_nondet_uchar() [L185] EXPR input_117 & mask_SORT_2 [L185] input_117 = input_117 & mask_SORT_2 [L186] input_119 = __VERIFIER_nondet_uchar() [L187] EXPR input_119 & mask_SORT_2 [L187] input_119 = input_119 & mask_SORT_2 [L188] input_121 = __VERIFIER_nondet_uchar() [L189] EXPR input_121 & mask_SORT_2 [L189] input_121 = input_121 & mask_SORT_2 [L190] input_123 = __VERIFIER_nondet_uchar() [L191] EXPR input_123 & mask_SORT_2 [L191] input_123 = input_123 & mask_SORT_2 [L192] input_125 = __VERIFIER_nondet_uchar() [L193] EXPR input_125 & mask_SORT_2 [L193] input_125 = input_125 & mask_SORT_2 [L194] input_127 = __VERIFIER_nondet_uchar() [L195] EXPR input_127 & mask_SORT_2 [L195] input_127 = input_127 & mask_SORT_2 [L196] input_129 = __VERIFIER_nondet_uchar() [L197] EXPR input_129 & mask_SORT_1 [L197] input_129 = input_129 & mask_SORT_1 [L198] input_131 = __VERIFIER_nondet_uchar() [L199] EXPR input_131 & mask_SORT_1 [L199] input_131 = input_131 & mask_SORT_1 [L200] input_133 = __VERIFIER_nondet_uchar() [L201] EXPR input_133 & mask_SORT_1 [L201] input_133 = input_133 & mask_SORT_1 [L202] input_135 = __VERIFIER_nondet_uchar() [L203] EXPR input_135 & mask_SORT_1 [L203] input_135 = input_135 & mask_SORT_1 [L204] input_137 = __VERIFIER_nondet_uchar() [L205] EXPR input_137 & mask_SORT_1 [L205] input_137 = input_137 & mask_SORT_1 [L206] input_139 = __VERIFIER_nondet_uchar() [L207] EXPR input_139 & mask_SORT_1 [L207] input_139 = input_139 & mask_SORT_1 [L208] input_141 = __VERIFIER_nondet_uchar() [L209] EXPR input_141 & mask_SORT_1 [L209] input_141 = input_141 & mask_SORT_1 [L210] input_143 = __VERIFIER_nondet_uchar() [L211] EXPR input_143 & mask_SORT_1 [L211] input_143 = input_143 & mask_SORT_1 [L212] input_145 = __VERIFIER_nondet_uchar() [L213] EXPR input_145 & mask_SORT_1 [L213] input_145 = input_145 & mask_SORT_1 [L214] input_147 = __VERIFIER_nondet_uchar() [L215] EXPR input_147 & mask_SORT_1 [L215] input_147 = input_147 & mask_SORT_1 [L216] input_149 = __VERIFIER_nondet_uchar() [L217] EXPR input_149 & mask_SORT_1 [L217] input_149 = input_149 & mask_SORT_1 [L218] input_151 = __VERIFIER_nondet_uchar() [L219] EXPR input_151 & mask_SORT_1 [L219] input_151 = input_151 & mask_SORT_1 [L220] input_153 = __VERIFIER_nondet_uchar() [L221] EXPR input_153 & mask_SORT_1 [L221] input_153 = input_153 & mask_SORT_1 [L222] input_157 = __VERIFIER_nondet_uchar() [L223] EXPR input_157 & mask_SORT_1 [L223] input_157 = input_157 & mask_SORT_1 [L224] input_174 = __VERIFIER_nondet_uchar() [L225] EXPR input_174 & mask_SORT_1 [L225] input_174 = input_174 & mask_SORT_1 [L226] input_190 = __VERIFIER_nondet_uchar() [L227] EXPR input_190 & mask_SORT_1 [L227] input_190 = input_190 & mask_SORT_1 [L228] input_208 = __VERIFIER_nondet_uchar() [L229] input_211 = __VERIFIER_nondet_uchar() [L230] EXPR input_211 & mask_SORT_1 [L230] input_211 = input_211 & mask_SORT_1 [L231] input_221 = __VERIFIER_nondet_uchar() [L232] EXPR input_221 & mask_SORT_1 [L232] input_221 = input_221 & mask_SORT_1 [L233] input_231 = __VERIFIER_nondet_uchar() [L234] EXPR input_231 & mask_SORT_1 [L234] input_231 = input_231 & mask_SORT_1 [L235] input_241 = __VERIFIER_nondet_uchar() [L236] EXPR input_241 & mask_SORT_1 [L236] input_241 = input_241 & mask_SORT_1 [L237] input_246 = __VERIFIER_nondet_uchar() [L238] EXPR input_246 & mask_SORT_1 [L238] input_246 = input_246 & mask_SORT_1 [L239] input_255 = __VERIFIER_nondet_uchar() [L240] EXPR input_255 & mask_SORT_1 [L240] input_255 = input_255 & mask_SORT_1 [L243] SORT_1 var_61_arg_0 = state_31; [L244] SORT_1 var_61_arg_1 = state_33; [L245] EXPR var_61_arg_0 & var_61_arg_1 [L245] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L246] SORT_1 var_62_arg_0 = var_61; [L247] SORT_1 var_62_arg_1 = state_35; [L248] EXPR var_62_arg_0 & var_62_arg_1 [L248] SORT_1 var_62 = var_62_arg_0 & var_62_arg_1; [L249] SORT_1 var_63_arg_0 = var_62; [L250] SORT_1 var_63_arg_1 = ~state_37; [L251] EXPR var_63_arg_1 & mask_SORT_1 [L251] var_63_arg_1 = var_63_arg_1 & mask_SORT_1 [L252] EXPR var_63_arg_0 & var_63_arg_1 [L252] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L253] SORT_1 var_64_arg_0 = var_63; [L254] SORT_1 var_64_arg_1 = ~state_39; [L255] EXPR var_64_arg_1 & mask_SORT_1 [L255] var_64_arg_1 = var_64_arg_1 & mask_SORT_1 [L256] EXPR var_64_arg_0 & var_64_arg_1 [L256] SORT_1 var_64 = var_64_arg_0 & var_64_arg_1; [L257] SORT_1 var_65_arg_0 = var_64; [L258] SORT_1 var_65_arg_1 = ~state_41; [L259] EXPR var_65_arg_1 & mask_SORT_1 [L259] var_65_arg_1 = var_65_arg_1 & mask_SORT_1 [L260] EXPR var_65_arg_0 & var_65_arg_1 [L260] SORT_1 var_65 = var_65_arg_0 & var_65_arg_1; [L261] SORT_1 var_66_arg_0 = var_65; [L262] SORT_1 var_66_arg_1 = ~state_43; [L263] EXPR var_66_arg_1 & mask_SORT_1 [L263] var_66_arg_1 = var_66_arg_1 & mask_SORT_1 [L264] EXPR var_66_arg_0 & var_66_arg_1 [L264] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L265] SORT_1 var_67_arg_0 = var_66; [L266] SORT_1 var_67_arg_1 = ~state_45; [L267] EXPR var_67_arg_1 & mask_SORT_1 [L267] var_67_arg_1 = var_67_arg_1 & mask_SORT_1 [L268] EXPR var_67_arg_0 & var_67_arg_1 [L268] SORT_1 var_67 = var_67_arg_0 & var_67_arg_1; [L269] SORT_1 var_68_arg_0 = var_67; [L270] SORT_1 var_68_arg_1 = ~state_47; [L271] EXPR var_68_arg_1 & mask_SORT_1 [L271] var_68_arg_1 = var_68_arg_1 & mask_SORT_1 [L272] EXPR var_68_arg_0 & var_68_arg_1 [L272] SORT_1 var_68 = var_68_arg_0 & var_68_arg_1; [L273] SORT_1 var_69_arg_0 = var_68; [L274] SORT_1 var_69_arg_1 = ~state_49; [L275] EXPR var_69_arg_1 & mask_SORT_1 [L275] var_69_arg_1 = var_69_arg_1 & mask_SORT_1 [L276] EXPR var_69_arg_0 & var_69_arg_1 [L276] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L277] SORT_1 var_70_arg_0 = var_69; [L278] SORT_1 var_70_arg_1 = state_51; [L279] EXPR var_70_arg_0 & var_70_arg_1 [L279] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L280] SORT_1 var_71_arg_0 = var_70; [L281] SORT_1 var_71_arg_1 = state_53; [L282] EXPR var_71_arg_0 & var_71_arg_1 [L282] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L283] SORT_1 var_72_arg_0 = var_71; [L284] SORT_1 var_72_arg_1 = state_55; [L285] EXPR var_72_arg_0 & var_72_arg_1 [L285] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L286] SORT_2 var_74_arg_0 = var_73; [L287] SORT_2 var_74_arg_1 = state_6; [L288] SORT_1 var_74 = var_74_arg_0 == var_74_arg_1; [L289] SORT_1 var_75_arg_0 = var_72; [L290] SORT_1 var_75_arg_1 = var_74; [L291] EXPR var_75_arg_0 & var_75_arg_1 [L291] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; [L292] SORT_2 var_77_arg_0 = var_76; [L293] SORT_2 var_77_arg_1 = state_8; [L294] SORT_1 var_77 = var_77_arg_0 == var_77_arg_1; [L295] SORT_1 var_78_arg_0 = var_75; [L296] SORT_1 var_78_arg_1 = var_77; [L297] EXPR var_78_arg_0 & var_78_arg_1 [L297] SORT_1 var_78 = var_78_arg_0 & var_78_arg_1; [L298] SORT_2 var_79_arg_0 = var_76; [L299] SORT_2 var_79_arg_1 = state_10; [L300] SORT_1 var_79 = var_79_arg_0 == var_79_arg_1; [L301] SORT_1 var_80_arg_0 = var_78; [L302] SORT_1 var_80_arg_1 = var_79; [L303] EXPR var_80_arg_0 & var_80_arg_1 [L303] SORT_1 var_80 = var_80_arg_0 & var_80_arg_1; [L304] SORT_2 var_82_arg_0 = var_81; [L305] SORT_2 var_82_arg_1 = state_12; [L306] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L307] SORT_1 var_83_arg_0 = var_80; [L308] SORT_1 var_83_arg_1 = var_82; [L309] EXPR var_83_arg_0 & var_83_arg_1 [L309] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L310] SORT_2 var_84_arg_0 = var_73; [L311] SORT_2 var_84_arg_1 = state_14; [L312] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L313] SORT_1 var_85_arg_0 = var_83; [L314] SORT_1 var_85_arg_1 = var_84; [L315] EXPR var_85_arg_0 & var_85_arg_1 [L315] SORT_1 var_85 = var_85_arg_0 & var_85_arg_1; [L316] SORT_2 var_87_arg_0 = var_86; [L317] SORT_2 var_87_arg_1 = state_16; [L318] SORT_1 var_87 = var_87_arg_0 == var_87_arg_1; [L319] SORT_1 var_88_arg_0 = var_85; [L320] SORT_1 var_88_arg_1 = var_87; [L321] EXPR var_88_arg_0 & var_88_arg_1 [L321] SORT_1 var_88 = var_88_arg_0 & var_88_arg_1; [L322] SORT_2 var_89_arg_0 = var_86; [L323] SORT_2 var_89_arg_1 = state_18; [L324] SORT_1 var_89 = var_89_arg_0 == var_89_arg_1; [L325] SORT_1 var_90_arg_0 = var_88; [L326] SORT_1 var_90_arg_1 = var_89; [L327] EXPR var_90_arg_0 & var_90_arg_1 [L327] SORT_1 var_90 = var_90_arg_0 & var_90_arg_1; [L328] SORT_2 var_92_arg_0 = var_91; [L329] SORT_2 var_92_arg_1 = state_20; [L330] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L331] SORT_1 var_93_arg_0 = var_90; [L332] SORT_1 var_93_arg_1 = var_92; [L333] EXPR var_93_arg_0 & var_93_arg_1 [L333] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L334] SORT_2 var_94_arg_0 = var_86; [L335] SORT_2 var_94_arg_1 = state_22; [L336] SORT_1 var_94 = var_94_arg_0 == var_94_arg_1; [L337] SORT_1 var_95_arg_0 = var_93; [L338] SORT_1 var_95_arg_1 = var_94; [L339] EXPR var_95_arg_0 & var_95_arg_1 [L339] SORT_1 var_95 = var_95_arg_0 & var_95_arg_1; [L340] SORT_2 var_97_arg_0 = var_96; [L341] SORT_2 var_97_arg_1 = state_24; [L342] SORT_1 var_97 = var_97_arg_0 == var_97_arg_1; [L343] SORT_1 var_98_arg_0 = var_95; [L344] SORT_1 var_98_arg_1 = var_97; [L345] EXPR var_98_arg_0 & var_98_arg_1 [L345] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L346] SORT_2 var_99_arg_0 = var_96; [L347] SORT_2 var_99_arg_1 = state_26; [L348] SORT_1 var_99 = var_99_arg_0 == var_99_arg_1; [L349] SORT_1 var_100_arg_0 = var_98; [L350] SORT_1 var_100_arg_1 = var_99; [L351] EXPR var_100_arg_0 & var_100_arg_1 [L351] SORT_1 var_100 = var_100_arg_0 & var_100_arg_1; [L352] SORT_2 var_101_arg_0 = var_86; [L353] SORT_2 var_101_arg_1 = state_28; [L354] SORT_1 var_101 = var_101_arg_0 == var_101_arg_1; [L355] SORT_1 var_102_arg_0 = var_100; [L356] SORT_1 var_102_arg_1 = var_101; [L357] EXPR var_102_arg_0 & var_102_arg_1 [L357] SORT_1 var_102 = var_102_arg_0 & var_102_arg_1; [L358] SORT_1 var_103_arg_0 = state_59; [L359] SORT_1 var_103_arg_1 = var_102; [L360] EXPR var_103_arg_0 & var_103_arg_1 [L360] SORT_1 var_103 = var_103_arg_0 & var_103_arg_1; [L361] EXPR var_103 & mask_SORT_1 [L361] var_103 = var_103 & mask_SORT_1 [L362] SORT_1 bad_104_arg_0 = var_103; [L363] CALL __VERIFIER_assert(!(bad_104_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s 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 20:35:33,917 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...