/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 true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c


--------------------------------------------------------------------------------


This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m
[2023-12-16 20:00:29,031 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-16 20:00:29,099 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 20:00:29,103 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-16 20:00:29,104 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-12-16 20:00:29,125 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-16 20:00:29,126 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-12-16 20:00:29,126 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-12-16 20:00:29,126 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-12-16 20:00:29,129 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-12-16 20:00:29,130 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-12-16 20:00:29,130 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-12-16 20:00:29,130 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-16 20:00:29,131 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-16 20:00:29,131 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-12-16 20:00:29,131 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-16 20:00:29,131 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-12-16 20:00:29,132 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-16 20:00:29,132 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-16 20:00:29,132 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-12-16 20:00:29,132 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-16 20:00:29,132 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-12-16 20:00:29,132 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2023-12-16 20:00:29,133 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-12-16 20:00:29,133 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-16 20:00:29,133 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-16 20:00:29,133 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-12-16 20:00:29,133 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-12-16 20:00:29,134 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-12-16 20:00:29,134 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-16 20:00:29,134 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-12-16 20:00:29,135 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-12-16 20:00:29,136 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-12-16 20:00:29,136 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true
[2023-12-16 20:00:29,339 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-16 20:00:29,356 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-16 20:00:29,358 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-16 20:00:29,359 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-16 20:00:29,360 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-16 20:00:29,360 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c
[2023-12-16 20:00:30,451 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-16 20:00:30,615 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-16 20:00:30,616 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c
[2023-12-16 20:00:30,624 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e4e95f7f/e75c471fb7d748ef871a93fd0536e336/FLAGf4fa79ea4
[2023-12-16 20:00:31,000 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e4e95f7f/e75c471fb7d748ef871a93fd0536e336
[2023-12-16 20:00:31,002 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-16 20:00:31,003 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-12-16 20:00:31,004 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-16 20:00:31,004 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-16 20:00:31,008 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-16 20:00:31,008 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,009 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc83b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31, skipping insertion in model container
[2023-12-16 20:00:31,009 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,041 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-16 20:00:31,187 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.vis_QF_BV_bcuvis32.c[1258,1271]
[2023-12-16 20:00:31,286 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-16 20:00:31,301 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-16 20:00:31,311 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.vis_QF_BV_bcuvis32.c[1258,1271]
[2023-12-16 20:00:31,356 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-16 20:00:31,375 INFO  L206         MainTranslator]: Completed translation
[2023-12-16 20:00:31,375 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31 WrapperNode
[2023-12-16 20:00:31,375 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-16 20:00:31,376 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-16 20:00:31,376 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-16 20:00:31,376 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-16 20:00:31,381 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,393 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,479 INFO  L138                Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 674
[2023-12-16 20:00:31,480 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-16 20:00:31,480 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-16 20:00:31,480 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-16 20:00:31,481 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-16 20:00:31,489 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,489 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,502 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,524 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 20:00:31,525 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,525 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,553 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,557 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,562 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,582 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,594 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-16 20:00:31,595 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-16 20:00:31,595 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-16 20:00:31,595 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-16 20:00:31,596 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (1/1) ...
[2023-12-16 20:00:31,603 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-16 20:00:31,613 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-16 20:00:31,624 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 20:00:31,642 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 20:00:31,649 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-16 20:00:31,649 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-12-16 20:00:31,649 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-16 20:00:31,649 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-16 20:00:31,749 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-16 20:00:31,751 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-16 20:00:32,310 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-16 20:00:32,340 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-16 20:00:32,340 INFO  L309             CfgBuilder]: Removed 1 assume(true) statements.
[2023-12-16 20:00:32,341 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:00:32 BoogieIcfgContainer
[2023-12-16 20:00:32,342 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-16 20:00:32,343 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-12-16 20:00:32,344 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-12-16 20:00:32,346 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-12-16 20:00:32,346 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:00:31" (1/3) ...
[2023-12-16 20:00:32,347 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f150e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:00:32, skipping insertion in model container
[2023-12-16 20:00:32,347 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:00:31" (2/3) ...
[2023-12-16 20:00:32,347 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f150e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:00:32, skipping insertion in model container
[2023-12-16 20:00:32,347 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:00:32" (3/3) ...
[2023-12-16 20:00:32,348 INFO  L112   eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_bcuvis32.c
[2023-12-16 20:00:32,361 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-12-16 20:00:32,361 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-12-16 20:00:32,403 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-12-16 20:00:32,409 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;@764320e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-12-16 20:00:32,409 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-12-16 20:00:32,412 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 89 states, 87 states have (on average 1.6666666666666667) internal successors, (145), 88 states have internal predecessors, (145), 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 20:00:32,417 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2023-12-16 20:00:32,418 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 20:00:32,418 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 20:00:32,419 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 20:00:32,425 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 20:00:32,425 INFO  L85        PathProgramCache]: Analyzing trace with hash 765313767, now seen corresponding path program 1 times
[2023-12-16 20:00:32,432 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 20:00:32,433 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555505246]
[2023-12-16 20:00:32,433 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 20:00:32,433 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 20:00:32,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 20:00:32,928 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-16 20:00:32,928 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-16 20:00:32,929 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555505246]
[2023-12-16 20:00:32,929 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555505246] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-16 20:00:32,929 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-16 20:00:32,929 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-12-16 20:00:32,930 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159562148]
[2023-12-16 20:00:32,931 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-16 20:00:32,933 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-12-16 20:00:32,934 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-16 20:00:32,965 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-12-16 20:00:32,966 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-12-16 20:00:32,967 INFO  L87              Difference]: Start difference. First operand  has 89 states, 87 states have (on average 1.6666666666666667) internal successors, (145), 88 states have internal predecessors, (145), 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) Second operand  has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 20:00:33,018 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-16 20:00:33,018 INFO  L93              Difference]: Finished difference Result 147 states and 241 transitions.
[2023-12-16 20:00:33,020 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-12-16 20:00:33,021 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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) Word has length 38
[2023-12-16 20:00:33,022 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-16 20:00:33,027 INFO  L225             Difference]: With dead ends: 147
[2023-12-16 20:00:33,027 INFO  L226             Difference]: Without dead ends: 89
[2023-12-16 20:00:33,029 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-12-16 20:00:33,031 INFO  L413           NwaCegarLoop]: 138 mSDtfsCounter, 1 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-12-16 20:00:33,032 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 409 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-12-16 20:00:33,043 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 89 states.
[2023-12-16 20:00:33,054 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89.
[2023-12-16 20:00:33,055 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 89 states, 88 states have (on average 1.625) internal successors, (143), 88 states have internal predecessors, (143), 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 20:00:33,056 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 143 transitions.
[2023-12-16 20:00:33,056 INFO  L78                 Accepts]: Start accepts. Automaton has 89 states and 143 transitions. Word has length 38
[2023-12-16 20:00:33,057 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-16 20:00:33,057 INFO  L495      AbstractCegarLoop]: Abstraction has 89 states and 143 transitions.
[2023-12-16 20:00:33,057 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 20:00:33,057 INFO  L276                IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions.
[2023-12-16 20:00:33,058 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-12-16 20:00:33,058 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 20:00:33,058 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 20:00:33,058 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-12-16 20:00:33,058 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 20:00:33,059 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 20:00:33,059 INFO  L85        PathProgramCache]: Analyzing trace with hash -2043351847, now seen corresponding path program 1 times
[2023-12-16 20:00:33,059 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 20:00:33,063 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263374680]
[2023-12-16 20:00:33,063 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 20:00:33,063 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 20:00:33,082 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 20:00:33,173 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-16 20:00:33,174 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-16 20:00:33,174 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263374680]
[2023-12-16 20:00:33,174 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263374680] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-16 20:00:33,174 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-16 20:00:33,175 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-12-16 20:00:33,175 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075107491]
[2023-12-16 20:00:33,175 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-16 20:00:33,177 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-12-16 20:00:33,179 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-16 20:00:33,179 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-12-16 20:00:33,179 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-12-16 20:00:33,180 INFO  L87              Difference]: Start difference. First operand 89 states and 143 transitions. Second operand  has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 20:00:33,218 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-16 20:00:33,219 INFO  L93              Difference]: Finished difference Result 150 states and 239 transitions.
[2023-12-16 20:00:33,221 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-12-16 20:00:33,221 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) Word has length 39
[2023-12-16 20:00:33,222 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-16 20:00:33,222 INFO  L225             Difference]: With dead ends: 150
[2023-12-16 20:00:33,222 INFO  L226             Difference]: Without dead ends: 92
[2023-12-16 20:00:33,223 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-12-16 20:00:33,223 INFO  L413           NwaCegarLoop]: 138 mSDtfsCounter, 1 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-12-16 20:00:33,224 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 407 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-12-16 20:00:33,224 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 92 states.
[2023-12-16 20:00:33,228 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 91.
[2023-12-16 20:00:33,228 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 91 states, 90 states have (on average 1.6111111111111112) internal successors, (145), 90 states have internal predecessors, (145), 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 20:00:33,229 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 145 transitions.
[2023-12-16 20:00:33,229 INFO  L78                 Accepts]: Start accepts. Automaton has 91 states and 145 transitions. Word has length 39
[2023-12-16 20:00:33,229 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-16 20:00:33,230 INFO  L495      AbstractCegarLoop]: Abstraction has 91 states and 145 transitions.
[2023-12-16 20:00:33,230 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 20:00:33,230 INFO  L276                IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions.
[2023-12-16 20:00:33,230 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2023-12-16 20:00:33,230 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 20:00:33,231 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 20:00:33,231 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-12-16 20:00:33,231 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 20:00:33,231 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 20:00:33,231 INFO  L85        PathProgramCache]: Analyzing trace with hash 870169921, now seen corresponding path program 1 times
[2023-12-16 20:00:33,231 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 20:00:33,231 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903021697]
[2023-12-16 20:00:33,232 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 20:00:33,237 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 20:00:33,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 20:00:33,727 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-16 20:00:33,728 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-16 20:00:33,728 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903021697]
[2023-12-16 20:00:33,728 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903021697] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-16 20:00:33,728 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-16 20:00:33,728 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-12-16 20:00:33,729 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117013330]
[2023-12-16 20:00:33,729 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-16 20:00:33,730 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-12-16 20:00:33,730 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-16 20:00:33,731 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-12-16 20:00:33,732 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2023-12-16 20:00:33,733 INFO  L87              Difference]: Start difference. First operand 91 states and 145 transitions. Second operand  has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 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 20:00:33,988 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-16 20:00:33,988 INFO  L93              Difference]: Finished difference Result 283 states and 447 transitions.
[2023-12-16 20:00:33,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2023-12-16 20:00:33,989 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 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) Word has length 40
[2023-12-16 20:00:33,989 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-16 20:00:33,991 INFO  L225             Difference]: With dead ends: 283
[2023-12-16 20:00:33,991 INFO  L226             Difference]: Without dead ends: 223
[2023-12-16 20:00:33,991 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182
[2023-12-16 20:00:33,992 INFO  L413           NwaCegarLoop]: 149 mSDtfsCounter, 722 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 722 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2023-12-16 20:00:33,992 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [722 Valid, 694 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2023-12-16 20:00:33,993 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 223 states.
[2023-12-16 20:00:34,003 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 109.
[2023-12-16 20:00:34,003 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 109 states, 108 states have (on average 1.6018518518518519) internal successors, (173), 108 states have internal predecessors, (173), 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 20:00:34,004 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 173 transitions.
[2023-12-16 20:00:34,004 INFO  L78                 Accepts]: Start accepts. Automaton has 109 states and 173 transitions. Word has length 40
[2023-12-16 20:00:34,007 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-16 20:00:34,007 INFO  L495      AbstractCegarLoop]: Abstraction has 109 states and 173 transitions.
[2023-12-16 20:00:34,007 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 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 20:00:34,008 INFO  L276                IsEmpty]: Start isEmpty. Operand 109 states and 173 transitions.
[2023-12-16 20:00:34,010 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2023-12-16 20:00:34,010 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 20:00:34,010 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 20:00:34,010 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-12-16 20:00:34,011 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 20:00:34,012 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 20:00:34,012 INFO  L85        PathProgramCache]: Analyzing trace with hash -1649790013, now seen corresponding path program 1 times
[2023-12-16 20:00:34,012 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 20:00:34,013 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749507218]
[2023-12-16 20:00:34,013 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 20:00:34,013 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 20:00:34,051 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-12-16 20:00:34,051 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-12-16 20:00:34,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-12-16 20:00:34,109 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-12-16 20:00:34,109 INFO  L360         BasicCegarLoop]: Counterexample is feasible
[2023-12-16 20:00:34,110 INFO  L805   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-12-16 20:00:34,112 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-12-16 20:00:34,114 INFO  L445         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2023-12-16 20:00:34,117 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2023-12-16 20:00:34,161 WARN  L320   BoogieBacktranslator]: Removing null node from list of ATEs: ATE  program state null
[2023-12-16 20:00:34,175 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:00:34 BoogieIcfgContainer
[2023-12-16 20:00:34,175 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-12-16 20:00:34,176 INFO  L158              Benchmark]: Toolchain (without parser) took 3172.70ms. Allocated memory was 285.2MB in the beginning and 347.1MB in the end (delta: 61.9MB). Free memory was 229.1MB in the beginning and 217.8MB in the end (delta: 11.2MB). Peak memory consumption was 74.2MB. Max. memory is 8.0GB.
[2023-12-16 20:00:34,176 INFO  L158              Benchmark]: CDTParser took 0.10ms. Allocated memory is still 234.9MB. Free memory was 178.8MB in the beginning and 178.7MB in the end (delta: 138.7kB). There was no memory consumed. Max. memory is 8.0GB.
[2023-12-16 20:00:34,176 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 371.40ms. Allocated memory is still 285.2MB. Free memory was 229.1MB in the beginning and 209.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB.
[2023-12-16 20:00:34,176 INFO  L158              Benchmark]: Boogie Procedure Inliner took 103.80ms. Allocated memory is still 285.2MB. Free memory was 209.2MB in the beginning and 197.1MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB.
[2023-12-16 20:00:34,177 INFO  L158              Benchmark]: Boogie Preprocessor took 114.10ms. Allocated memory is still 285.2MB. Free memory was 197.1MB in the beginning and 188.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB.
[2023-12-16 20:00:34,177 INFO  L158              Benchmark]: RCFGBuilder took 746.92ms. Allocated memory is still 285.2MB. Free memory was 188.7MB in the beginning and 195.1MB in the end (delta: -6.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB.
[2023-12-16 20:00:34,177 INFO  L158              Benchmark]: TraceAbstraction took 1831.96ms. Allocated memory was 285.2MB in the beginning and 347.1MB in the end (delta: 61.9MB). Free memory was 194.5MB in the beginning and 217.8MB in the end (delta: -23.3MB). Peak memory consumption was 39.6MB. Max. memory is 8.0GB.
[2023-12-16 20:00:34,178 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.10ms. Allocated memory is still 234.9MB. Free memory was 178.8MB in the beginning and 178.7MB in the end (delta: 138.7kB). There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 371.40ms. Allocated memory is still 285.2MB. Free memory was 229.1MB in the beginning and 209.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 103.80ms. Allocated memory is still 285.2MB. Free memory was 209.2MB in the beginning and 197.1MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 114.10ms. Allocated memory is still 285.2MB. Free memory was 197.1MB in the beginning and 188.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB.
 * RCFGBuilder took 746.92ms. Allocated memory is still 285.2MB. Free memory was 188.7MB in the beginning and 195.1MB in the end (delta: -6.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB.
 * TraceAbstraction took 1831.96ms. Allocated memory was 285.2MB in the beginning and 347.1MB in the end (delta: 61.9MB). Free memory was 194.5MB in the beginning and 217.8MB in the end (delta: -23.3MB). Peak memory consumption was 39.6MB. 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 bitwiseAnd at line 149. 
Possible FailurePath: 
[L26]              const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 32);
[L27]              const SORT_1 msb_SORT_1 = (SORT_1)1 << (32 - 1);
[L29]              const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1);
[L30]              const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1);
[L32]              const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 2);
[L33]              const SORT_16 msb_SORT_16 = (SORT_16)1 << (2 - 1);
[L35]              const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 3);
[L36]              const SORT_59 msb_SORT_59 = (SORT_59)1 << (3 - 1);
[L38]              const SORT_16 var_17 = 0;
[L39]              const SORT_16 var_20 = 3;
[L40]              const SORT_3 var_22 = 1;
[L41]              const SORT_3 var_36 = 0;
[L42]              const SORT_16 var_77 = 2;
[L43]              const SORT_16 var_80 = 1;
[L44]              const SORT_59 var_92 = 0;
[L46]              SORT_1 input_2;
[L47]              SORT_3 input_4;
[L48]              SORT_1 input_5;
[L49]              SORT_3 input_6;
[L50]              SORT_3 input_7;
[L51]              SORT_3 input_8;
[L52]              SORT_1 input_9;
[L53]              SORT_3 input_10;
[L54]              SORT_3 input_11;
[L55]              SORT_1 input_12;
[L56]              SORT_3 input_13;
[L57]              SORT_3 input_14;
[L58]              SORT_3 input_15;
[L59]              SORT_1 input_32;
[L60]              SORT_3 input_34;
[L61]              SORT_1 input_39;
[L62]              SORT_3 input_41;
[L63]              SORT_1 input_47;
[L64]              SORT_1 input_53;
[L65]              SORT_1 input_55;
[L66]              SORT_1 input_57;
[L67]              SORT_59 input_60;
[L68]              SORT_59 input_66;
[L69]              SORT_1 input_69;
[L70]              SORT_3 input_73;
[L72]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_16
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L72]              SORT_16 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_16;
[L73]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L73]              SORT_3 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L74]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L74]              SORT_3 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L75]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L75]              SORT_3 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L76]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, state_43=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L76]              SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L77]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, state_43=0, state_45=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L77]              SORT_3 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L78]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, state_43=0, state_45=0, state_49=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L78]              SORT_3 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L79]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L79]              SORT_3 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L80]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L80]              SORT_3 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L81]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_3
        VAL        [mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=0, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L81]              SORT_3 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_3;
[L83]              SORT_16 init_19_arg_1 = var_17;
[L84]              state_18 = init_19_arg_1
[L85]              SORT_3 init_24_arg_1 = var_22;
[L86]              state_23 = init_24_arg_1
[L87]              SORT_3 init_38_arg_1 = var_36;
[L88]              state_37 = init_38_arg_1
[L89]              SORT_3 init_44_arg_1 = var_36;
[L90]              state_43 = init_44_arg_1
[L91]              SORT_3 init_46_arg_1 = var_36;
[L92]              state_45 = init_46_arg_1
[L93]              SORT_3 init_50_arg_1 = var_36;
[L94]              state_49 = init_50_arg_1
[L95]              SORT_3 init_52_arg_1 = var_36;
[L96]              state_51 = init_52_arg_1
[L97]              SORT_3 init_63_arg_1 = var_36;
[L98]              state_62 = init_63_arg_1
[L99]              SORT_3 init_65_arg_1 = var_36;
[L100]             state_64 = init_65_arg_1
[L101]             SORT_3 init_72_arg_1 = var_36;
[L102]             state_71 = init_72_arg_1
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L105]             input_2 = __VERIFIER_nondet_uint()
[L106]             input_4 = __VERIFIER_nondet_uchar()
[L107]             input_5 = __VERIFIER_nondet_uint()
[L108]             input_6 = __VERIFIER_nondet_uchar()
[L109]             input_7 = __VERIFIER_nondet_uchar()
[L110]  EXPR       input_7 & mask_SORT_3
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_7=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L110]             input_7 = input_7 & mask_SORT_3
[L111]             input_8 = __VERIFIER_nondet_uchar()
[L112]  EXPR       input_8 & mask_SORT_3
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L112]             input_8 = input_8 & mask_SORT_3
[L113]             input_9 = __VERIFIER_nondet_uint()
[L114]             input_10 = __VERIFIER_nondet_uchar()
[L115]  EXPR       input_10 & mask_SORT_3
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L115]             input_10 = input_10 & mask_SORT_3
[L116]             input_11 = __VERIFIER_nondet_uchar()
[L117]  EXPR       input_11 & mask_SORT_3
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_11=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L117]             input_11 = input_11 & mask_SORT_3
[L118]             input_12 = __VERIFIER_nondet_uint()
[L119]             input_13 = __VERIFIER_nondet_uchar()
[L120]             input_14 = __VERIFIER_nondet_uchar()
[L121]             input_15 = __VERIFIER_nondet_uchar()
[L122]             input_32 = __VERIFIER_nondet_uint()
[L123]             input_34 = __VERIFIER_nondet_uchar()
[L124]             input_39 = __VERIFIER_nondet_uint()
[L125]             input_41 = __VERIFIER_nondet_uchar()
[L126]             input_47 = __VERIFIER_nondet_uint()
[L127]             input_53 = __VERIFIER_nondet_uint()
[L128]             input_55 = __VERIFIER_nondet_uint()
[L129]             input_57 = __VERIFIER_nondet_uint()
[L130]             input_60 = __VERIFIER_nondet_uchar()
[L131]             input_66 = __VERIFIER_nondet_uchar()
[L132]             input_69 = __VERIFIER_nondet_uint()
[L133]             input_73 = __VERIFIER_nondet_uchar()
[L136]             SORT_16 var_21_arg_0 = state_18;
[L137]             SORT_16 var_21_arg_1 = var_20;
[L138]             SORT_3 var_21 = var_21_arg_0 != var_21_arg_1;
[L139]             SORT_3 var_25_arg_0 = state_23;
[L140]             SORT_3 var_25_arg_1 = var_22;
[L141]             SORT_3 var_25 = var_25_arg_0 == var_25_arg_1;
[L142]             SORT_3 var_26_arg_0 = var_21;
[L143]             SORT_3 var_26_arg_1 = var_25;
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_11=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_21=1, var_21_arg_0=0, var_21_arg_1=3, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26_arg_0=1, var_26_arg_1=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L144]  EXPR       var_26_arg_0 | var_26_arg_1
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_11=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_21=1, var_21_arg_0=0, var_21_arg_1=3, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26_arg_0=1, var_26_arg_1=1, var_36=0, var_77=2, var_80=1, var_92=0]
[L144]             SORT_3 var_26 = var_26_arg_0 | var_26_arg_1;
[L145]             SORT_3 var_29_arg_0 = var_26;
[L146]             SORT_3 var_29 = ~var_29_arg_0;
[L147]             SORT_3 var_30_arg_0 = var_22;
[L148]             SORT_3 var_30_arg_1 = var_29;
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_11=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_21=1, var_21_arg_0=0, var_21_arg_1=3, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_29=254, var_29_arg_0=1, var_30_arg_0=1, var_30_arg_1=254, var_36=0, var_77=2, var_80=1, var_92=0]
[L149]  EXPR       var_30_arg_0 & var_30_arg_1
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_11=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_21=1, var_21_arg_0=0, var_21_arg_1=3, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_29=254, var_29_arg_0=1, var_30_arg_0=1, var_30_arg_1=254, var_36=0, var_77=2, var_80=1, var_92=0]
[L149]             SORT_3 var_30 = var_30_arg_0 & var_30_arg_1;
[L150]  EXPR       var_30 & mask_SORT_3
        VAL        [init_19_arg_1=0, init_24_arg_1=1, init_38_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_72_arg_1=0, input_10=0, input_11=0, input_7=0, input_8=0, mask_SORT_16=3, mask_SORT_1=4294967295, mask_SORT_3=1, mask_SORT_59=7, msb_SORT_16=2, msb_SORT_1=2147483648, msb_SORT_3=1, msb_SORT_59=4, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_21=1, var_21_arg_0=0, var_21_arg_1=3, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_29=254, var_29_arg_0=1, var_30=1, var_30_arg_0=1, var_30_arg_1=254, var_36=0, var_77=2, var_80=1, var_92=0]
[L150]             var_30 = var_30 & mask_SORT_3
[L151]             SORT_3 bad_31_arg_0 = var_30;
[L152]  CALL       __VERIFIER_assert(!(bad_31_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, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 724 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 724 mSDsluCounter, 1510 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1085 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 109 IncrementalHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 425 mSDtfsCounter, 109 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=3, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 115 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 430 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 20:00:34,203 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...