/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.vcegar_QF_BV_itc99_b13_p21.c


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


This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m
[2023-12-25 23:00:04,695 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-25 23:00:04,763 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf
[2023-12-25 23:00:04,767 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-25 23:00:04,768 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-12-25 23:00:04,789 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-25 23:00:04,789 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-12-25 23:00:04,790 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-12-25 23:00:04,790 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-12-25 23:00:04,793 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-12-25 23:00:04,793 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-12-25 23:00:04,793 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-12-25 23:00:04,794 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-25 23:00:04,795 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-25 23:00:04,795 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-12-25 23:00:04,795 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-25 23:00:04,795 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-12-25 23:00:04,795 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-25 23:00:04,796 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-25 23:00:04,796 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-12-25 23:00:04,796 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-25 23:00:04,796 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-12-25 23:00:04,796 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2023-12-25 23:00:04,797 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-12-25 23:00:04,797 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-25 23:00:04,797 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-25 23:00:04,797 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-12-25 23:00:04,797 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-12-25 23:00:04,798 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-12-25 23:00:04,798 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-25 23:00:04,799 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-25 23:00:04,799 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-25 23:00:04,799 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-12-25 23:00:04,799 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-12-25 23:00:04,799 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-25 23:00:04,799 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-12-25 23:00:04,799 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-12-25 23:00:04,800 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-12-25 23:00:04,800 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-12-25 23:00:04,800 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-12-25 23:00:04,800 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true
[2023-12-25 23:00:04,993 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-25 23:00:05,009 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-25 23:00:05,011 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-25 23:00:05,011 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-25 23:00:05,013 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-25 23:00:05,014 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p21.c
[2023-12-25 23:00:06,028 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-25 23:00:06,191 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-25 23:00:06,191 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p21.c
[2023-12-25 23:00:06,197 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58cd3d505/62712742b9dd4e849e69fbb64e096c4a/FLAGbbedad49c
[2023-12-25 23:00:06,216 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58cd3d505/62712742b9dd4e849e69fbb64e096c4a
[2023-12-25 23:00:06,218 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-25 23:00:06,219 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-12-25 23:00:06,221 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-25 23:00:06,221 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-25 23:00:06,224 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-25 23:00:06,224 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,225 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442007b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06, skipping insertion in model container
[2023-12-25 23:00:06,225 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,253 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-25 23:00:06,358 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.vcegar_QF_BV_itc99_b13_p21.c[1266,1279]
[2023-12-25 23:00:06,396 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-25 23:00:06,409 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-25 23:00:06,416 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.vcegar_QF_BV_itc99_b13_p21.c[1266,1279]
[2023-12-25 23:00:06,433 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-25 23:00:06,442 INFO  L206         MainTranslator]: Completed translation
[2023-12-25 23:00:06,442 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06 WrapperNode
[2023-12-25 23:00:06,443 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-25 23:00:06,443 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-25 23:00:06,443 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-25 23:00:06,444 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-25 23:00:06,448 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,457 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,497 INFO  L138                Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 281
[2023-12-25 23:00:06,497 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-25 23:00:06,498 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-25 23:00:06,498 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-25 23:00:06,498 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-25 23:00:06,505 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,506 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,509 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,525 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].
[2023-12-25 23:00:06,526 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,526 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,532 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,535 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,536 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,538 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,541 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-25 23:00:06,541 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-25 23:00:06,541 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-25 23:00:06,541 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-25 23:00:06,542 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (1/1) ...
[2023-12-25 23:00:06,546 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-25 23:00:06,568 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-25 23:00:06,583 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)
[2023-12-25 23:00:06,586 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
[2023-12-25 23:00:06,603 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-25 23:00:06,603 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-12-25 23:00:06,603 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-25 23:00:06,603 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-25 23:00:06,664 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-25 23:00:06,665 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-25 23:00:06,949 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-25 23:00:06,967 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-25 23:00:06,967 INFO  L309             CfgBuilder]: Removed 1 assume(true) statements.
[2023-12-25 23:00:06,967 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:00:06 BoogieIcfgContainer
[2023-12-25 23:00:06,967 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-25 23:00:06,969 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-12-25 23:00:06,969 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-12-25 23:00:06,971 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-12-25 23:00:06,971 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 11:00:06" (1/3) ...
[2023-12-25 23:00:06,972 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca3ce3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:00:06, skipping insertion in model container
[2023-12-25 23:00:06,972 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:00:06" (2/3) ...
[2023-12-25 23:00:06,972 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca3ce3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:00:06, skipping insertion in model container
[2023-12-25 23:00:06,972 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:00:06" (3/3) ...
[2023-12-25 23:00:06,973 INFO  L112   eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p21.c
[2023-12-25 23:00:06,984 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-12-25 23:00:06,984 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-12-25 23:00:07,013 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-12-25 23:00:07,017 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;@5fc3a655, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-12-25 23:00:07,017 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-12-25 23:00:07,021 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 35 states, 33 states have (on average 1.6666666666666667) internal successors, (55), 34 states have internal predecessors, (55), 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)
[2023-12-25 23:00:07,026 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-12-25 23:00:07,027 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-25 23:00:07,027 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]
[2023-12-25 23:00:07,028 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-25 23:00:07,045 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-25 23:00:07,045 INFO  L85        PathProgramCache]: Analyzing trace with hash -2037151720, now seen corresponding path program 1 times
[2023-12-25 23:00:07,051 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-25 23:00:07,052 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292743756]
[2023-12-25 23:00:07,052 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-25 23:00:07,052 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-25 23:00:07,226 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-25 23:00:07,701 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-25 23:00:07,701 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-25 23:00:07,702 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292743756]
[2023-12-25 23:00:07,702 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292743756] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-25 23:00:07,702 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-25 23:00:07,702 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-12-25 23:00:07,704 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109360265]
[2023-12-25 23:00:07,704 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-25 23:00:07,708 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-12-25 23:00:07,708 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-25 23:00:07,730 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-12-25 23:00:07,731 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2023-12-25 23:00:07,733 INFO  L87              Difference]: Start difference. First operand  has 35 states, 33 states have (on average 1.6666666666666667) internal successors, (55), 34 states have internal predecessors, (55), 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 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 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)
[2023-12-25 23:00:07,851 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-25 23:00:07,852 INFO  L93              Difference]: Finished difference Result 90 states and 146 transitions.
[2023-12-25 23:00:07,853 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2023-12-25 23:00:07,854 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 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 20
[2023-12-25 23:00:07,854 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-25 23:00:07,859 INFO  L225             Difference]: With dead ends: 90
[2023-12-25 23:00:07,859 INFO  L226             Difference]: Without dead ends: 65
[2023-12-25 23:00:07,862 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72
[2023-12-25 23:00:07,865 INFO  L413           NwaCegarLoop]: 53 mSDtfsCounter, 150 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-12-25 23:00:07,865 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 182 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-12-25 23:00:07,876 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2023-12-25 23:00:07,888 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 36.
[2023-12-25 23:00:07,889 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 36 states, 35 states have (on average 1.542857142857143) internal successors, (54), 35 states have internal predecessors, (54), 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)
[2023-12-25 23:00:07,890 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 54 transitions.
[2023-12-25 23:00:07,891 INFO  L78                 Accepts]: Start accepts. Automaton has 36 states and 54 transitions. Word has length 20
[2023-12-25 23:00:07,891 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-25 23:00:07,891 INFO  L495      AbstractCegarLoop]: Abstraction has 36 states and 54 transitions.
[2023-12-25 23:00:07,892 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 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)
[2023-12-25 23:00:07,892 INFO  L276                IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions.
[2023-12-25 23:00:07,892 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-12-25 23:00:07,892 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-25 23:00:07,892 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]
[2023-12-25 23:00:07,893 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-12-25 23:00:07,893 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-25 23:00:07,893 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-25 23:00:07,893 INFO  L85        PathProgramCache]: Analyzing trace with hash -1307453632, now seen corresponding path program 1 times
[2023-12-25 23:00:07,893 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-25 23:00:07,894 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675380213]
[2023-12-25 23:00:07,894 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-25 23:00:07,894 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-25 23:00:07,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-25 23:00:08,028 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-12-25 23:00:08,029 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-25 23:00:08,029 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675380213]
[2023-12-25 23:00:08,029 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675380213] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-25 23:00:08,029 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-25 23:00:08,029 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-12-25 23:00:08,029 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269001262]
[2023-12-25 23:00:08,030 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-25 23:00:08,031 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-12-25 23:00:08,034 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-25 23:00:08,034 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-12-25 23:00:08,035 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-12-25 23:00:08,035 INFO  L87              Difference]: Start difference. First operand 36 states and 54 transitions. Second operand  has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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)
[2023-12-25 23:00:08,051 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-25 23:00:08,052 INFO  L93              Difference]: Finished difference Result 40 states and 58 transitions.
[2023-12-25 23:00:08,052 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-12-25 23:00:08,052 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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 21
[2023-12-25 23:00:08,053 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-25 23:00:08,054 INFO  L225             Difference]: With dead ends: 40
[2023-12-25 23:00:08,054 INFO  L226             Difference]: Without dead ends: 38
[2023-12-25 23:00:08,055 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
[2023-12-25 23:00:08,056 INFO  L413           NwaCegarLoop]: 48 mSDtfsCounter, 1 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 139 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
[2023-12-25 23:00:08,056 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 139 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-12-25 23:00:08,059 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 38 states.
[2023-12-25 23:00:08,063 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38.
[2023-12-25 23:00:08,063 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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)
[2023-12-25 23:00:08,064 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 56 transitions.
[2023-12-25 23:00:08,064 INFO  L78                 Accepts]: Start accepts. Automaton has 38 states and 56 transitions. Word has length 21
[2023-12-25 23:00:08,064 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-25 23:00:08,065 INFO  L495      AbstractCegarLoop]: Abstraction has 38 states and 56 transitions.
[2023-12-25 23:00:08,065 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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)
[2023-12-25 23:00:08,065 INFO  L276                IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions.
[2023-12-25 23:00:08,066 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-12-25 23:00:08,066 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-25 23:00:08,066 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]
[2023-12-25 23:00:08,066 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-12-25 23:00:08,066 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-25 23:00:08,068 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-25 23:00:08,068 INFO  L85        PathProgramCache]: Analyzing trace with hash -1874631884, now seen corresponding path program 1 times
[2023-12-25 23:00:08,068 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-25 23:00:08,069 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174957599]
[2023-12-25 23:00:08,069 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-25 23:00:08,069 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-25 23:00:08,105 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-12-25 23:00:08,106 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-12-25 23:00:08,140 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-12-25 23:00:08,163 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-12-25 23:00:08,163 INFO  L360         BasicCegarLoop]: Counterexample is feasible
[2023-12-25 23:00:08,164 INFO  L805   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-12-25 23:00:08,165 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-12-25 23:00:08,167 INFO  L445         BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2023-12-25 23:00:08,169 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2023-12-25 23:00:08,207 WARN  L320   BoogieBacktranslator]: Removing null node from list of ATEs: ATE  program state null
[2023-12-25 23:00:08,220 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 11:00:08 BoogieIcfgContainer
[2023-12-25 23:00:08,220 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-12-25 23:00:08,220 INFO  L158              Benchmark]: Toolchain (without parser) took 2001.62ms. Allocated memory is still 225.4MB. Free memory was 175.8MB in the beginning and 77.8MB in the end (delta: 98.0MB). Peak memory consumption was 97.9MB. Max. memory is 8.0GB.
[2023-12-25 23:00:08,221 INFO  L158              Benchmark]: CDTParser took 0.09ms. Allocated memory is still 187.7MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 8.0GB.
[2023-12-25 23:00:08,221 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 222.09ms. Allocated memory is still 225.4MB. Free memory was 175.4MB in the beginning and 162.1MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
[2023-12-25 23:00:08,221 INFO  L158              Benchmark]: Boogie Procedure Inliner took 54.17ms. Allocated memory is still 225.4MB. Free memory was 162.1MB in the beginning and 157.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB.
[2023-12-25 23:00:08,221 INFO  L158              Benchmark]: Boogie Preprocessor took 42.70ms. Allocated memory is still 225.4MB. Free memory was 157.5MB in the beginning and 154.1MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
[2023-12-25 23:00:08,222 INFO  L158              Benchmark]: RCFGBuilder took 426.36ms. Allocated memory is still 225.4MB. Free memory was 154.1MB in the beginning and 129.2MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB.
[2023-12-25 23:00:08,222 INFO  L158              Benchmark]: TraceAbstraction took 1251.24ms. Allocated memory is still 225.4MB. Free memory was 128.6MB in the beginning and 77.8MB in the end (delta: 50.8MB). Peak memory consumption was 50.7MB. Max. memory is 8.0GB.
[2023-12-25 23:00:08,223 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.09ms. Allocated memory is still 187.7MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 222.09ms. Allocated memory is still 225.4MB. Free memory was 175.4MB in the beginning and 162.1MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 54.17ms. Allocated memory is still 225.4MB. Free memory was 162.1MB in the beginning and 157.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 42.70ms. Allocated memory is still 225.4MB. Free memory was 157.5MB in the beginning and 154.1MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
 * RCFGBuilder took 426.36ms. Allocated memory is still 225.4MB. Free memory was 154.1MB in the beginning and 129.2MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB.
 * TraceAbstraction took 1251.24ms. Allocated memory is still 225.4MB. Free memory was 128.6MB in the beginning and 77.8MB in the end (delta: 50.8MB). Peak memory consumption was 50.7MB. 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 129. 
Possible FailurePath: 
[L26]              const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1);
[L27]              const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1);
[L29]              const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8);
[L30]              const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1);
[L32]              const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32);
[L33]              const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1);
[L35]              const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4);
[L36]              const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1);
[L38]              const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10);
[L39]              const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1);
[L41]              const SORT_1 var_7 = 0;
[L42]              const SORT_10 var_12 = 0;
[L43]              const SORT_1 var_21 = 1;
[L45]              SORT_1 input_2;
[L46]              SORT_3 input_4;
[L47]              SORT_1 input_5;
[L48]              SORT_1 input_6;
[L49]              SORT_1 input_27;
[L50]              SORT_1 input_29;
[L51]              SORT_31 input_32;
[L52]              SORT_1 input_34;
[L53]              SORT_31 input_36;
[L54]              SORT_1 input_38;
[L55]              SORT_1 input_40;
[L56]              SORT_1 input_42;
[L57]              SORT_1 input_44;
[L58]              SORT_1 input_46;
[L59]              SORT_1 input_48;
[L60]              SORT_3 input_50;
[L61]              SORT_1 input_53;
[L62]              SORT_1 input_55;
[L63]              SORT_1 input_57;
[L64]              SORT_1 input_59;
[L65]              SORT_1 input_61;
[L66]              SORT_1 input_63;
[L67]              SORT_1 input_65;
[L68]              SORT_67 input_68;
[L69]              SORT_1 input_70;
[L71]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_1
        VAL        [mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, var_12=0, var_21=1, var_7=0]
[L71]              SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L72]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_1
        VAL        [mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_8=0, var_12=0, var_21=1, var_7=0]
[L72]              SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L73]   EXPR       __VERIFIER_nondet_uchar() & mask_SORT_1
        VAL        [mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_8=0, var_12=0, var_21=1, var_7=0]
[L73]              SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L75]              SORT_1 init_9_arg_1 = var_7;
[L76]              state_8 = init_9_arg_1
[L77]              SORT_1 init_15_arg_1 = var_7;
[L78]              state_14 = init_15_arg_1
[L79]              SORT_1 init_26_arg_1 = var_7;
[L80]              state_25 = init_26_arg_1
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_12=0, var_21=1, var_7=0]
[L83]              input_2 = __VERIFIER_nondet_uchar()
[L84]              input_4 = __VERIFIER_nondet_uchar()
[L85]              input_5 = __VERIFIER_nondet_uchar()
[L86]              input_6 = __VERIFIER_nondet_uchar()
[L87]              input_27 = __VERIFIER_nondet_uchar()
[L88]              input_29 = __VERIFIER_nondet_uchar()
[L89]              input_32 = __VERIFIER_nondet_uchar()
[L90]              input_34 = __VERIFIER_nondet_uchar()
[L91]              input_36 = __VERIFIER_nondet_uchar()
[L92]              input_38 = __VERIFIER_nondet_uchar()
[L93]              input_40 = __VERIFIER_nondet_uchar()
[L94]              input_42 = __VERIFIER_nondet_uchar()
[L95]              input_44 = __VERIFIER_nondet_uchar()
[L96]              input_46 = __VERIFIER_nondet_uchar()
[L97]              input_48 = __VERIFIER_nondet_uchar()
[L98]              input_50 = __VERIFIER_nondet_uchar()
[L99]              input_53 = __VERIFIER_nondet_uchar()
[L100]             input_55 = __VERIFIER_nondet_uchar()
[L101]             input_57 = __VERIFIER_nondet_uchar()
[L102]             input_59 = __VERIFIER_nondet_uchar()
[L103]             input_61 = __VERIFIER_nondet_uchar()
[L104]             input_63 = __VERIFIER_nondet_uchar()
[L105]             input_65 = __VERIFIER_nondet_uchar()
[L106]             input_68 = __VERIFIER_nondet_ushort()
[L107]             input_70 = __VERIFIER_nondet_uchar()
[L110]             SORT_1 var_11_arg_0 = state_8;
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11_arg_0=0, var_12=0, var_21=1, var_7=0]
[L111]  EXPR       var_11_arg_0 & mask_SORT_1
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11_arg_0=0, var_12=0, var_21=1, var_7=0]
[L111]             var_11_arg_0 = var_11_arg_0 & mask_SORT_1
[L112]             SORT_10 var_11 = var_11_arg_0;
[L113]             SORT_10 var_13_arg_0 = var_11;
[L114]             SORT_10 var_13_arg_1 = var_12;
[L115]             SORT_1 var_13 = var_13_arg_0 == var_13_arg_1;
[L116]             SORT_1 var_16_arg_0 = state_14;
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16_arg_0=0, var_21=1, var_7=0]
[L117]  EXPR       var_16_arg_0 & mask_SORT_1
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16_arg_0=0, var_21=1, var_7=0]
[L117]             var_16_arg_0 = var_16_arg_0 & mask_SORT_1
[L118]             SORT_10 var_16 = var_16_arg_0;
[L119]             SORT_10 var_17_arg_0 = var_16;
[L120]             SORT_10 var_17_arg_1 = var_12;
[L121]             SORT_1 var_17 = var_17_arg_0 == var_17_arg_1;
[L122]             SORT_1 var_18_arg_0 = var_13;
[L123]             SORT_1 var_18_arg_1 = var_17;
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16=0, var_16_arg_0=0, var_17=1, var_17_arg_0=0, var_17_arg_1=0, var_18_arg_0=1, var_18_arg_1=1, var_21=1, var_7=0]
[L124]  EXPR       var_18_arg_0 | var_18_arg_1
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16=0, var_16_arg_0=0, var_17=1, var_17_arg_0=0, var_17_arg_1=0, var_18_arg_0=1, var_18_arg_1=1, var_21=1, var_7=0]
[L124]             SORT_1 var_18 = var_18_arg_0 | var_18_arg_1;
[L125]             SORT_1 var_22_arg_0 = var_18;
[L126]             SORT_1 var_22 = ~var_22_arg_0;
[L127]             SORT_1 var_23_arg_0 = var_21;
[L128]             SORT_1 var_23_arg_1 = var_22;
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16=0, var_16_arg_0=0, var_17=1, var_17_arg_0=0, var_17_arg_1=0, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_21=1, var_22=254, var_22_arg_0=1, var_23_arg_0=1, var_23_arg_1=254, var_7=0]
[L129]  EXPR       var_23_arg_0 & var_23_arg_1
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16=0, var_16_arg_0=0, var_17=1, var_17_arg_0=0, var_17_arg_1=0, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_21=1, var_22=254, var_22_arg_0=1, var_23_arg_0=1, var_23_arg_1=254, var_7=0]
[L129]             SORT_1 var_23 = var_23_arg_0 & var_23_arg_1;
[L130]  EXPR       var_23 & mask_SORT_1
        VAL        [init_15_arg_1=0, init_26_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_8=0, var_11=0, var_11_arg_0=0, var_12=0, var_13=1, var_13_arg_0=0, var_13_arg_1=0, var_16=0, var_16_arg_0=0, var_17=1, var_17_arg_0=0, var_17_arg_1=0, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_21=1, var_22=254, var_22_arg_0=1, var_23=1, var_23_arg_0=1, var_23_arg_1=254, var_7=0]
[L130]             var_23 = var_23 & mask_SORT_1
[L131]             SORT_1 bad_24_arg_0 = var_23;
[L132]  CALL       __VERIFIER_assert(!(bad_24_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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 151 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 151 mSDsluCounter, 321 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 101 mSDtfsCounter, 51 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=2, InterpolantAutomatonStates: 11, 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, 2 MinimizatonAttempts, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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
[2023-12-25 23:00:08,240 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...