/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-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound1.c


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


This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m
[2023-12-16 05:04:31,378 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-16 05:04:31,442 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2023-12-16 05:04:31,445 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-16 05:04:31,446 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-12-16 05:04:31,467 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-16 05:04:31,468 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-12-16 05:04:31,468 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-12-16 05:04:31,469 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-12-16 05:04:31,472 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-12-16 05:04:31,472 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-12-16 05:04:31,473 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-12-16 05:04:31,473 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-16 05:04:31,474 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-16 05:04:31,474 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-12-16 05:04:31,474 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-16 05:04:31,475 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-12-16 05:04:31,475 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-12-16 05:04:31,475 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-16 05:04:31,475 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-12-16 05:04:31,475 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-16 05:04:31,476 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-12-16 05:04:31,476 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-16 05:04:31,476 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-12-16 05:04:31,476 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2023-12-16 05:04:31,476 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-12-16 05:04:31,477 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-12-16 05:04:31,477 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-16 05:04:31,477 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-16 05:04:31,477 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-12-16 05:04:31,478 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-12-16 05:04:31,478 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-12-16 05:04:31,478 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-16 05:04:31,479 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-16 05:04:31,479 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-16 05:04:31,479 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-12-16 05:04:31,479 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-12-16 05:04:31,479 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-16 05:04:31,479 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-12-16 05:04:31,479 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-12-16 05:04:31,480 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-12-16 05:04:31,480 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-12-16 05:04:31,480 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-12-16 05:04:31,480 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false
[2023-12-16 05:04:31,664 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-16 05:04:31,678 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-16 05:04:31,680 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-16 05:04:31,680 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-16 05:04:31,683 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-16 05:04:31,683 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound1.c
[2023-12-16 05:04:32,587 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-16 05:04:32,712 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-16 05:04:32,712 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound1.c
[2023-12-16 05:04:32,718 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1452ac12e/4e966f5e31d6447e810dd17be2d88eb4/FLAGa9fb0b162
[2023-12-16 05:04:33,137 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1452ac12e/4e966f5e31d6447e810dd17be2d88eb4
[2023-12-16 05:04:33,138 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-16 05:04:33,139 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-12-16 05:04:33,140 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-16 05:04:33,140 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-16 05:04:33,143 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-16 05:04:33,144 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,144 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4988652e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33, skipping insertion in model container
[2023-12-16 05:04:33,144 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,159 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-16 05:04:33,263 WARN  L239   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound1.c[490,503]
[2023-12-16 05:04:33,279 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-16 05:04:33,285 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-16 05:04:33,292 WARN  L239   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_unwindbound1.c[490,503]
[2023-12-16 05:04:33,297 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-16 05:04:33,306 INFO  L206         MainTranslator]: Completed translation
[2023-12-16 05:04:33,306 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33 WrapperNode
[2023-12-16 05:04:33,307 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-16 05:04:33,307 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-16 05:04:33,307 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-16 05:04:33,307 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-16 05:04:33,313 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,325 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,342 INFO  L138                Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94
[2023-12-16 05:04:33,342 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-16 05:04:33,342 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-16 05:04:33,342 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-16 05:04:33,343 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-16 05:04:33,349 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,349 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,350 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,359 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 05:04:33,359 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,359 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,361 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,364 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,364 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,365 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,366 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-16 05:04:33,366 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-16 05:04:33,366 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-16 05:04:33,367 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-16 05:04:33,367 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (1/1) ...
[2023-12-16 05:04:33,373 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-16 05:04:33,381 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-16 05:04:33,392 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 05:04:33,413 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 05:04:33,418 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-16 05:04:33,418 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-12-16 05:04:33,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-12-16 05:04:33,418 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-12-16 05:04:33,418 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-16 05:04:33,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-16 05:04:33,419 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2023-12-16 05:04:33,420 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2023-12-16 05:04:33,470 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-16 05:04:33,471 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-16 05:04:33,583 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-16 05:04:33,598 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-16 05:04:33,598 INFO  L309             CfgBuilder]: Removed 3 assume(true) statements.
[2023-12-16 05:04:33,598 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:04:33 BoogieIcfgContainer
[2023-12-16 05:04:33,598 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-16 05:04:33,600 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-12-16 05:04:33,600 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-12-16 05:04:33,602 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-12-16 05:04:33,602 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:04:33" (1/3) ...
[2023-12-16 05:04:33,602 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240c72ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:04:33, skipping insertion in model container
[2023-12-16 05:04:33,602 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:04:33" (2/3) ...
[2023-12-16 05:04:33,602 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240c72ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:04:33, skipping insertion in model container
[2023-12-16 05:04:33,603 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:04:33" (3/3) ...
[2023-12-16 05:04:33,603 INFO  L112   eAbstractionObserver]: Analyzing ICFG egcd3-ll_unwindbound1.c
[2023-12-16 05:04:33,617 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-12-16 05:04:33,617 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-12-16 05:04:33,646 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-12-16 05:04:33,651 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;@646afc22, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-12-16 05:04:33,651 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-12-16 05:04:33,655 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 32 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2023-12-16 05:04:33,661 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-12-16 05:04:33,661 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 05:04:33,661 INFO  L195           NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 05:04:33,662 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 05:04:33,666 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 05:04:33,666 INFO  L85        PathProgramCache]: Analyzing trace with hash -832436526, now seen corresponding path program 1 times
[2023-12-16 05:04:33,672 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 05:04:33,672 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113545317]
[2023-12-16 05:04:33,672 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:33,673 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 05:04:33,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 05:04:33,745 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-16 05:04:33,746 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113545317]
[2023-12-16 05:04:33,746 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic
[2023-12-16 05:04:33,746 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550539642]
[2023-12-16 05:04:33,746 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:33,746 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-12-16 05:04:33,746 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-16 05:04:33,748 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-12-16 05:04:33,761 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-12-16 05:04:33,817 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 05:04:33,819 INFO  L262         TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-12-16 05:04:33,823 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-12-16 05:04:33,837 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-12-16 05:04:33,837 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-12-16 05:04:33,838 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550539642] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-16 05:04:33,838 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-16 05:04:33,838 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-12-16 05:04:33,839 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319394509]
[2023-12-16 05:04:33,840 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-16 05:04:33,843 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-12-16 05:04:33,843 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-16 05:04:33,863 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-12-16 05:04:33,864 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-12-16 05:04:33,865 INFO  L87              Difference]: Start difference. First operand  has 32 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand  has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2)
[2023-12-16 05:04:33,891 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-16 05:04:33,891 INFO  L93              Difference]: Finished difference Result 62 states and 98 transitions.
[2023-12-16 05:04:33,892 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-12-16 05:04:33,893 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 17
[2023-12-16 05:04:33,893 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-16 05:04:33,898 INFO  L225             Difference]: With dead ends: 62
[2023-12-16 05:04:33,898 INFO  L226             Difference]: Without dead ends: 30
[2023-12-16 05:04:33,901 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-12-16 05:04:33,904 INFO  L413           NwaCegarLoop]: 40 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-12-16 05:04:33,905 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 40 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-12-16 05:04:33,916 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 30 states.
[2023-12-16 05:04:33,928 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30.
[2023-12-16 05:04:33,928 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 30 states, 20 states have (on average 1.35) internal successors, (27), 21 states have internal predecessors, (27), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2023-12-16 05:04:33,930 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 40 transitions.
[2023-12-16 05:04:33,931 INFO  L78                 Accepts]: Start accepts. Automaton has 30 states and 40 transitions. Word has length 17
[2023-12-16 05:04:33,931 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-16 05:04:33,931 INFO  L495      AbstractCegarLoop]: Abstraction has 30 states and 40 transitions.
[2023-12-16 05:04:33,931 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2)
[2023-12-16 05:04:33,931 INFO  L276                IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions.
[2023-12-16 05:04:33,932 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-12-16 05:04:33,932 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 05:04:33,932 INFO  L195           NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 05:04:33,939 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2023-12-16 05:04:34,139 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2023-12-16 05:04:34,140 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 05:04:34,140 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 05:04:34,140 INFO  L85        PathProgramCache]: Analyzing trace with hash 958862887, now seen corresponding path program 1 times
[2023-12-16 05:04:34,140 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 05:04:34,141 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894295380]
[2023-12-16 05:04:34,141 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:34,141 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 05:04:34,153 ERROR L246   FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-12-16 05:04:34,154 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1840781044]
[2023-12-16 05:04:34,154 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:34,154 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-12-16 05:04:34,154 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-16 05:04:34,156 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-12-16 05:04:34,185 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-12-16 05:04:34,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 05:04:34,193 INFO  L262         TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-12-16 05:04:34,195 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-12-16 05:04:34,239 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-12-16 05:04:34,239 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-12-16 05:04:34,239 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-16 05:04:34,240 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894295380]
[2023-12-16 05:04:34,240 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-12-16 05:04:34,240 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840781044]
[2023-12-16 05:04:34,240 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1840781044] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-16 05:04:34,240 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-16 05:04:34,240 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-12-16 05:04:34,241 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039084758]
[2023-12-16 05:04:34,241 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-16 05:04:34,241 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-12-16 05:04:34,242 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-16 05:04:34,242 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-12-16 05:04:34,242 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-12-16 05:04:34,242 INFO  L87              Difference]: Start difference. First operand 30 states and 40 transitions. Second operand  has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2023-12-16 05:04:34,257 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-16 05:04:34,258 INFO  L93              Difference]: Finished difference Result 39 states and 49 transitions.
[2023-12-16 05:04:34,258 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2023-12-16 05:04:34,258 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18
[2023-12-16 05:04:34,258 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-16 05:04:34,259 INFO  L225             Difference]: With dead ends: 39
[2023-12-16 05:04:34,259 INFO  L226             Difference]: Without dead ends: 32
[2023-12-16 05:04:34,259 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 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 05:04:34,260 INFO  L413           NwaCegarLoop]: 37 mSDtfsCounter, 0 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-12-16 05:04:34,260 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-12-16 05:04:34,261 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 32 states.
[2023-12-16 05:04:34,269 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32.
[2023-12-16 05:04:34,269 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 32 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 23 states have internal predecessors, (29), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2023-12-16 05:04:34,270 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 42 transitions.
[2023-12-16 05:04:34,270 INFO  L78                 Accepts]: Start accepts. Automaton has 32 states and 42 transitions. Word has length 18
[2023-12-16 05:04:34,271 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-16 05:04:34,271 INFO  L495      AbstractCegarLoop]: Abstraction has 32 states and 42 transitions.
[2023-12-16 05:04:34,271 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2023-12-16 05:04:34,272 INFO  L276                IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions.
[2023-12-16 05:04:34,272 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-12-16 05:04:34,272 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 05:04:34,272 INFO  L195           NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 05:04:34,283 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2023-12-16 05:04:34,478 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2023-12-16 05:04:34,479 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 05:04:34,479 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 05:04:34,480 INFO  L85        PathProgramCache]: Analyzing trace with hash -359656705, now seen corresponding path program 1 times
[2023-12-16 05:04:34,480 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 05:04:34,480 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804679172]
[2023-12-16 05:04:34,480 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:34,480 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 05:04:34,498 ERROR L246   FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-12-16 05:04:34,499 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [704865002]
[2023-12-16 05:04:34,499 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:34,499 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-12-16 05:04:34,499 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-16 05:04:34,502 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-12-16 05:04:34,532 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-12-16 05:04:34,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-16 05:04:34,549 INFO  L262         TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core
[2023-12-16 05:04:34,550 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-12-16 05:04:34,619 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-12-16 05:04:34,619 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-12-16 05:04:34,620 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-12-16 05:04:34,620 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804679172]
[2023-12-16 05:04:34,620 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-12-16 05:04:34,620 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704865002]
[2023-12-16 05:04:34,620 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [704865002] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-16 05:04:34,620 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-16 05:04:34,620 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-12-16 05:04:34,620 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109681965]
[2023-12-16 05:04:34,620 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-16 05:04:34,629 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-12-16 05:04:34,630 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-12-16 05:04:34,631 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-12-16 05:04:34,631 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-12-16 05:04:34,631 INFO  L87              Difference]: Start difference. First operand 32 states and 42 transitions. Second operand  has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2023-12-16 05:04:34,730 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-16 05:04:34,730 INFO  L93              Difference]: Finished difference Result 52 states and 70 transitions.
[2023-12-16 05:04:34,730 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2023-12-16 05:04:34,730 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19
[2023-12-16 05:04:34,730 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-16 05:04:34,731 INFO  L225             Difference]: With dead ends: 52
[2023-12-16 05:04:34,731 INFO  L226             Difference]: Without dead ends: 45
[2023-12-16 05:04:34,731 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2023-12-16 05:04:34,732 INFO  L413           NwaCegarLoop]: 31 mSDtfsCounter, 47 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2023-12-16 05:04:34,746 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 129 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2023-12-16 05:04:34,749 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2023-12-16 05:04:34,756 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 33.
[2023-12-16 05:04:34,757 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 33 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 24 states have internal predecessors, (30), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2023-12-16 05:04:34,757 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 43 transitions.
[2023-12-16 05:04:34,758 INFO  L78                 Accepts]: Start accepts. Automaton has 33 states and 43 transitions. Word has length 19
[2023-12-16 05:04:34,758 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-16 05:04:34,758 INFO  L495      AbstractCegarLoop]: Abstraction has 33 states and 43 transitions.
[2023-12-16 05:04:34,758 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2023-12-16 05:04:34,758 INFO  L276                IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions.
[2023-12-16 05:04:34,759 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-12-16 05:04:34,759 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-16 05:04:34,759 INFO  L195           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-12-16 05:04:34,767 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2023-12-16 05:04:34,965 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-12-16 05:04:34,965 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-16 05:04:34,966 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-16 05:04:34,966 INFO  L85        PathProgramCache]: Analyzing trace with hash -1735129581, now seen corresponding path program 1 times
[2023-12-16 05:04:34,966 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-12-16 05:04:34,966 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429775259]
[2023-12-16 05:04:34,966 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:34,966 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-12-16 05:04:34,992 ERROR L246   FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-12-16 05:04:34,992 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [346733454]
[2023-12-16 05:04:34,992 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-16 05:04:34,993 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-12-16 05:04:34,993 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-16 05:04:35,024 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-12-16 05:04:35,049 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-12-16 05:04:35,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-12-16 05:04:35,123 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-12-16 05:04:35,133 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-12-16 05:04:35,166 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-12-16 05:04:35,167 INFO  L360         BasicCegarLoop]: Counterexample is feasible
[2023-12-16 05:04:35,167 INFO  L805   garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-12-16 05:04:35,176 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2023-12-16 05:04:35,369 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-12-16 05:04:35,371 INFO  L445         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2023-12-16 05:04:35,374 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2023-12-16 05:04:35,390 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 05:04:35 BoogieIcfgContainer
[2023-12-16 05:04:35,390 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-12-16 05:04:35,391 INFO  L158              Benchmark]: Toolchain (without parser) took 2251.74ms. Allocated memory is still 238.0MB. Free memory was 199.2MB in the beginning and 190.9MB in the end (delta: 8.3MB). Peak memory consumption was 9.8MB. Max. memory is 8.0GB.
[2023-12-16 05:04:35,391 INFO  L158              Benchmark]: CDTParser took 0.09ms. Allocated memory is still 197.1MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 8.0GB.
[2023-12-16 05:04:35,391 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 166.95ms. Allocated memory is still 238.0MB. Free memory was 199.2MB in the beginning and 187.6MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB.
[2023-12-16 05:04:35,391 INFO  L158              Benchmark]: Boogie Procedure Inliner took 34.62ms. Allocated memory is still 238.0MB. Free memory was 187.6MB in the beginning and 186.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2023-12-16 05:04:35,392 INFO  L158              Benchmark]: Boogie Preprocessor took 23.61ms. Allocated memory is still 238.0MB. Free memory was 186.1MB in the beginning and 184.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2023-12-16 05:04:35,392 INFO  L158              Benchmark]: RCFGBuilder took 231.83ms. Allocated memory is still 238.0MB. Free memory was 184.0MB in the beginning and 171.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
[2023-12-16 05:04:35,392 INFO  L158              Benchmark]: TraceAbstraction took 1790.96ms. Allocated memory is still 238.0MB. Free memory was 170.9MB in the beginning and 190.9MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 8.0GB.
[2023-12-16 05:04:35,393 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 197.1MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 166.95ms. Allocated memory is still 238.0MB. Free memory was 199.2MB in the beginning and 187.6MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 34.62ms. Allocated memory is still 238.0MB. Free memory was 187.6MB in the beginning and 186.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 23.61ms. Allocated memory is still 238.0MB. Free memory was 186.1MB in the beginning and 184.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * RCFGBuilder took 231.83ms. Allocated memory is still 238.0MB. Free memory was 184.0MB in the beginning and 171.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
 * TraceAbstraction took 1790.96ms. Allocated memory is still 238.0MB. Free memory was 170.9MB in the beginning and 190.9MB in the end (delta: -20.0MB). There was no memory consumed. 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
  - CounterExampleResult [Line: 13]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L18]                        int counter = 0;
[L20]                        int x, y;
[L21]                        long long a, b, p, q, r, s;
[L22]                        x = __VERIFIER_nondet_int()
[L23]                        y = __VERIFIER_nondet_int()
[L24]      CALL              assume_abort_if_not(x >= 1)
           VAL               [\old(cond)=1, counter=0]
[L8]       COND FALSE        !(!cond)
           VAL               [\old(cond)=1, cond=1, counter=0]
[L24]      RET               assume_abort_if_not(x >= 1)
           VAL               [counter=0, x=1, y=3]
[L25]      CALL              assume_abort_if_not(y >= 1)
           VAL               [\old(cond)=1, counter=0]
[L8]       COND FALSE        !(!cond)
           VAL               [\old(cond)=1, cond=1, counter=0]
[L25]      RET               assume_abort_if_not(y >= 1)
           VAL               [counter=0, x=1, y=3]
[L27]                        a = x
[L28]                        b = y
[L29]                        p = 1
[L30]                        q = 0
[L31]                        r = 0
[L32]                        s = 1
           VAL               [a=1, b=3, counter=0, p=1, q=0, r=0, s=1, x=1, y=3]
[L34]      EXPR              counter++
           VAL               [a=1, b=3, counter=1, p=1, q=0, r=0, s=1, x=1, y=3]
[L34]      COND TRUE         counter++<1
[L35]      COND FALSE, EXPR  !(!(b != 0))
[L37]                        long long c, k;
[L38]      EXPR              c = a
[L39]      EXPR              k = 0
           VAL               [a=1, b=3, c=1, counter=1, k=0, p=1, q=0, r=0, s=1, x=1, y=3]
[L41]      EXPR              counter++
           VAL               [a=1, b=3, c=1, counter=2, k=0, p=1, q=0, r=0, s=1, x=1, y=3]
[L41]      COND FALSE, EXPR  !(counter++<1)
[L63]      EXPR              a = b
[L64]      EXPR              b = c
[L65]                        long long temp;
[L66]      EXPR              temp = p
[L67]      EXPR              p = q
[L68]      EXPR              q = temp - q * k
[L69]      EXPR              temp = r
[L70]      EXPR              r = s
[L71]      EXPR              s = temp - s * k
[L34-L72]                    {
        if (!(b != 0))
            break;
        long long c, k;
        c = a;
        k = 0;

        while (counter++<1) {
            if (!(c >= b))
                break;
            long long d, v;
            d = 1;
            v = b;

            while (counter++<1) {
                __VERIFIER_assert(a == y * r + x * p);
                __VERIFIER_assert(b == x * q + y * s);
                __VERIFIER_assert(a == k * b + c);
                __VERIFIER_assert(v == b * d);

                if (!(c >= 2 * v))
                    break;
                d = 2 * d;
                v = 2 * v;
            }
            c = c - v;
            k = k + d;
        }

        a = b;
        b = c;
        long long temp;
        temp = p;
        p = q;
        q = temp - q * k;
        temp = r;
        r = s;
        s = temp - s * k;
    }
           VAL               [a=3, b=1, counter=2, p=0, q=1, r=1, s=0, x=1, y=3]
[L34]      EXPR              counter++
           VAL               [a=3, b=1, counter=3, p=0, q=1, r=1, s=0, x=1, y=3]
[L34]      COND FALSE        !(counter++<1)
[L73]      CALL              __VERIFIER_assert(p*x - q*x + r*y - s*y  == a)
           VAL               [\old(cond)=0, counter=3]
[L11]      COND TRUE         !(cond)
           VAL               [\old(cond)=0, cond=0, counter=3]
[L13]                        reach_error()
           VAL               [\old(cond)=0, cond=0, counter=3]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 47 mSDsluCounter, 269 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 161 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 108 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=3, InterpolantAutomatonStates: 12, 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, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 93 SizeOfPredicates, 2 NumberOfNonLiveVariables, 211 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 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 proved your program to be incorrect!
[2023-12-16 05:04:35,426 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...