/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc5 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount500_file-98.i


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


This is Ultimate 0.2.5-dev-b75d321-m
[2024-11-03 05:29:13,720 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-03 05:29:13,804 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-03 05:29:13,809 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-03 05:29:13,813 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-03 05:29:13,848 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-03 05:29:13,849 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-03 05:29:13,849 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-03 05:29:13,850 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-03 05:29:13,855 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-03 05:29:13,855 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-03 05:29:13,856 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-03 05:29:13,856 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-03 05:29:13,857 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-03 05:29:13,857 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-03 05:29:13,857 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-03 05:29:13,858 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-03 05:29:13,858 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-03 05:29:13,860 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-03 05:29:13,860 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-03 05:29:13,861 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-03 05:29:13,861 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-03 05:29:13,862 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-03 05:29:13,862 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-03 05:29:13,862 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-03 05:29:13,862 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-03 05:29:13,862 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-03 05:29:13,863 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-03 05:29:13,863 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-03 05:29:13,863 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-03 05:29:13,863 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-03 05:29:13,864 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-03 05:29:13,864 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-03 05:29:13,864 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-03 05:29:13,864 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 05:29:13,865 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-03 05:29:13,865 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-03 05:29:13,867 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-03 05:29:13,867 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-11-03 05:29:13,867 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-03 05:29:13,868 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-03 05:29:13,868 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-03 05:29:13,868 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-03 05:29:13,868 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-03 05:29:13,869 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt
[2024-11-03 05:29:14,135 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-03 05:29:14,163 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-03 05:29:14,170 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-03 05:29:14,171 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-03 05:29:14,172 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-03 05:29:14,173 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount500_file-98.i
[2024-11-03 05:29:15,696 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-03 05:29:16,006 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-03 05:29:16,006 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount500_file-98.i
[2024-11-03 05:29:16,030 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8df7f0078/fa1037e7257b4b7281adccbf126103d2/FLAG438a4ef9c
[2024-11-03 05:29:16,044 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8df7f0078/fa1037e7257b4b7281adccbf126103d2
[2024-11-03 05:29:16,046 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-03 05:29:16,048 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2024-11-03 05:29:16,049 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-03 05:29:16,049 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-03 05:29:16,055 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-03 05:29:16,056 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,057 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc4c3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16, skipping insertion in model container
[2024-11-03 05:29:16,057 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,120 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-03 05:29:16,320 WARN  L250   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount500_file-98.i[916,929]
[2024-11-03 05:29:16,565 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 05:29:16,590 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-03 05:29:16,602 WARN  L250   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount500_file-98.i[916,929]
[2024-11-03 05:29:16,723 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 05:29:16,750 INFO  L204         MainTranslator]: Completed translation
[2024-11-03 05:29:16,751 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16 WrapperNode
[2024-11-03 05:29:16,751 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-03 05:29:16,753 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-03 05:29:16,753 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-03 05:29:16,753 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-03 05:29:16,760 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,804 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,855 INFO  L138                Inliner]: procedures = 27, calls = 71, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 532
[2024-11-03 05:29:16,856 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-03 05:29:16,856 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-03 05:29:16,856 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-03 05:29:16,857 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-03 05:29:16,874 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,874 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,889 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,966 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].
[2024-11-03 05:29:16,967 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:16,967 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:17,005 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:17,012 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:17,028 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:17,043 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:17,061 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-03 05:29:17,063 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-03 05:29:17,063 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-03 05:29:17,063 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-03 05:29:17,064 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (1/1) ...
[2024-11-03 05:29:17,070 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 05:29:17,082 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-03 05:29:17,100 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)
[2024-11-03 05:29:17,103 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
[2024-11-03 05:29:17,131 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-03 05:29:17,132 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-03 05:29:17,132 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-03 05:29:17,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-03 05:29:17,132 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-03 05:29:17,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-03 05:29:17,296 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-03 05:29:17,298 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-03 05:29:45,327 INFO  L?                        ?]: Removed 81 outVars from TransFormulas that were not future-live.
[2024-11-03 05:29:45,328 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-03 05:29:45,352 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-03 05:29:45,353 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-03 05:29:45,354 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:29:45 BoogieIcfgContainer
[2024-11-03 05:29:45,354 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-03 05:29:45,357 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-03 05:29:45,357 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-03 05:29:45,360 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-03 05:29:45,361 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:29:16" (1/3) ...
[2024-11-03 05:29:45,361 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6c5c62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:29:45, skipping insertion in model container
[2024-11-03 05:29:45,361 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:29:16" (2/3) ...
[2024-11-03 05:29:45,362 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6c5c62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:29:45, skipping insertion in model container
[2024-11-03 05:29:45,362 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:29:45" (3/3) ...
[2024-11-03 05:29:45,363 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-98.i
[2024-11-03 05:29:45,379 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-03 05:29:45,380 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-03 05:29:45,487 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-03 05:29:45,493 INFO  L333      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, 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;@35949cdb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-03 05:29:45,494 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-03 05:29:45,501 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 215 states, 154 states have (on average 1.5584415584415585) internal successors, (240), 155 states have internal predecessors, (240), 58 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58)
[2024-11-03 05:29:45,532 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 400
[2024-11-03 05:29:45,533 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:29:45,534 INFO  L215           NwaCegarLoop]: trace histogram [58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 05:29:45,535 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:29:45,542 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:29:45,542 INFO  L85        PathProgramCache]: Analyzing trace with hash 226480514, now seen corresponding path program 1 times
[2024-11-03 05:29:45,551 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:29:45,551 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [423138891]
[2024-11-03 05:29:45,552 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:29:45,554 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:29:45,554 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:29:45,557 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-03 05:29:45,559 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process
[2024-11-03 05:29:45,932 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:29:45,936 INFO  L255         TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-03 05:29:45,969 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 05:29:46,055 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 6498 trivial. 0 not checked.
[2024-11-03 05:29:46,056 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 05:29:51,090 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 6498 trivial. 0 not checked.
[2024-11-03 05:29:51,091 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 05:29:51,091 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [423138891]
[2024-11-03 05:29:51,092 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [423138891] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-03 05:29:51,092 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-03 05:29:51,092 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-03 05:29:51,094 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223802291]
[2024-11-03 05:29:51,094 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-03 05:29:51,098 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-03 05:29:51,098 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 05:29:51,125 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-03 05:29:51,126 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-03 05:29:51,128 INFO  L87              Difference]: Start difference. First operand  has 215 states, 154 states have (on average 1.5584415584415585) internal successors, (240), 155 states have internal predecessors, (240), 58 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand  has 2 states, 2 states have (on average 57.0) internal successors, (114), 2 states have internal predecessors, (114), 2 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 2 states have call successors, (58)
[2024-11-03 05:29:51,176 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 05:29:51,177 INFO  L93              Difference]: Finished difference Result 423 states and 764 transitions.
[2024-11-03 05:29:51,178 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-03 05:29:51,179 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 57.0) internal successors, (114), 2 states have internal predecessors, (114), 2 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 2 states have call successors, (58) Word has length 399
[2024-11-03 05:29:51,179 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 05:29:51,187 INFO  L225             Difference]: With dead ends: 423
[2024-11-03 05:29:51,187 INFO  L226             Difference]: Without dead ends: 211
[2024-11-03 05:29:51,192 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 796 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-03 05:29:51,196 INFO  L432           NwaCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-03 05:29:51,198 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-03 05:29:51,214 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 211 states.
[2024-11-03 05:29:51,257 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211.
[2024-11-03 05:29:51,259 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 211 states, 151 states have (on average 1.5364238410596027) internal successors, (232), 151 states have internal predecessors, (232), 58 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58)
[2024-11-03 05:29:51,261 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 348 transitions.
[2024-11-03 05:29:51,266 INFO  L78                 Accepts]: Start accepts. Automaton has 211 states and 348 transitions. Word has length 399
[2024-11-03 05:29:51,267 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 05:29:51,267 INFO  L471      AbstractCegarLoop]: Abstraction has 211 states and 348 transitions.
[2024-11-03 05:29:51,267 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 57.0) internal successors, (114), 2 states have internal predecessors, (114), 2 states have call successors, (58), 2 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 2 states have call successors, (58)
[2024-11-03 05:29:51,267 INFO  L276                IsEmpty]: Start isEmpty. Operand 211 states and 348 transitions.
[2024-11-03 05:29:51,282 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 400
[2024-11-03 05:29:51,283 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:29:51,283 INFO  L215           NwaCegarLoop]: trace histogram [58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 05:29:51,288 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Ended with exit code 0
[2024-11-03 05:29:51,484 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt
[2024-11-03 05:29:51,485 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:29:51,485 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:29:51,486 INFO  L85        PathProgramCache]: Analyzing trace with hash -1557984188, now seen corresponding path program 1 times
[2024-11-03 05:29:51,486 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:29:51,486 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [126030799]
[2024-11-03 05:29:51,486 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:29:51,486 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:29:51,487 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:29:51,488 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-03 05:29:51,490 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process
[2024-11-03 05:29:51,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:29:51,799 INFO  L255         TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-03 05:29:51,810 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 05:29:52,362 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked.
[2024-11-03 05:29:52,362 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 05:29:57,555 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked.
[2024-11-03 05:29:57,556 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 05:29:57,556 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [126030799]
[2024-11-03 05:29:57,556 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [126030799] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-03 05:29:57,556 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-03 05:29:57,556 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2024-11-03 05:29:57,557 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698211726]
[2024-11-03 05:29:57,557 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-03 05:29:57,559 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-03 05:29:57,559 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 05:29:57,561 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-03 05:29:57,561 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 05:29:57,561 INFO  L87              Difference]: Start difference. First operand 211 states and 348 transitions. Second operand  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58)
[2024-11-03 05:30:02,406 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:02,439 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 05:30:02,443 INFO  L93              Difference]: Finished difference Result 545 states and 896 transitions.
[2024-11-03 05:30:02,691 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-03 05:30:02,691 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58) Word has length 399
[2024-11-03 05:30:02,693 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 05:30:02,698 INFO  L225             Difference]: With dead ends: 545
[2024-11-03 05:30:02,698 INFO  L226             Difference]: Without dead ends: 337
[2024-11-03 05:30:02,700 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 795 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 05:30:02,704 INFO  L432           NwaCegarLoop]: 545 mSDtfsCounter, 333 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time
[2024-11-03 05:30:02,704 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 749 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time]
[2024-11-03 05:30:02,705 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 337 states.
[2024-11-03 05:30:02,736 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 211.
[2024-11-03 05:30:02,736 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 211 states, 151 states have (on average 1.5231788079470199) internal successors, (230), 151 states have internal predecessors, (230), 58 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58)
[2024-11-03 05:30:02,738 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 346 transitions.
[2024-11-03 05:30:02,739 INFO  L78                 Accepts]: Start accepts. Automaton has 211 states and 346 transitions. Word has length 399
[2024-11-03 05:30:02,742 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 05:30:02,742 INFO  L471      AbstractCegarLoop]: Abstraction has 211 states and 346 transitions.
[2024-11-03 05:30:02,743 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58)
[2024-11-03 05:30:02,743 INFO  L276                IsEmpty]: Start isEmpty. Operand 211 states and 346 transitions.
[2024-11-03 05:30:02,751 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 400
[2024-11-03 05:30:02,753 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:30:02,753 INFO  L215           NwaCegarLoop]: trace histogram [58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 05:30:02,758 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Ended with exit code 0
[2024-11-03 05:30:02,956 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt
[2024-11-03 05:30:02,956 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:30:02,957 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:30:02,957 INFO  L85        PathProgramCache]: Analyzing trace with hash -1134337466, now seen corresponding path program 1 times
[2024-11-03 05:30:02,957 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:30:02,958 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1812898466]
[2024-11-03 05:30:02,958 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:30:02,958 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:30:02,958 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:30:02,961 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-03 05:30:02,962 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process
[2024-11-03 05:30:03,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:30:03,211 INFO  L255         TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-03 05:30:03,219 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 05:30:03,659 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked.
[2024-11-03 05:30:03,660 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 05:30:09,795 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked.
[2024-11-03 05:30:09,796 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 05:30:09,796 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1812898466]
[2024-11-03 05:30:09,797 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1812898466] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-03 05:30:09,797 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-03 05:30:09,797 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2024-11-03 05:30:09,797 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811129481]
[2024-11-03 05:30:09,797 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-03 05:30:09,798 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-03 05:30:09,798 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 05:30:09,799 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-03 05:30:09,799 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 05:30:09,800 INFO  L87              Difference]: Start difference. First operand 211 states and 346 transitions. Second operand  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58)
[2024-11-03 05:30:13,382 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:18,140 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:22,148 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:22,510 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 05:30:22,510 INFO  L93              Difference]: Finished difference Result 608 states and 996 transitions.
[2024-11-03 05:30:22,511 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-03 05:30:22,511 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58) Word has length 399
[2024-11-03 05:30:22,512 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 05:30:22,516 INFO  L225             Difference]: With dead ends: 608
[2024-11-03 05:30:22,516 INFO  L226             Difference]: Without dead ends: 400
[2024-11-03 05:30:22,517 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 795 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 05:30:22,518 INFO  L432           NwaCegarLoop]: 632 mSDtfsCounter, 312 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 944 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time
[2024-11-03 05:30:22,519 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 944 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 16 Invalid, 2 Unknown, 0 Unchecked, 12.7s Time]
[2024-11-03 05:30:22,520 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 400 states.
[2024-11-03 05:30:22,551 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 228.
[2024-11-03 05:30:22,555 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 228 states, 168 states have (on average 1.5) internal successors, (252), 168 states have internal predecessors, (252), 58 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58)
[2024-11-03 05:30:22,557 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 368 transitions.
[2024-11-03 05:30:22,558 INFO  L78                 Accepts]: Start accepts. Automaton has 228 states and 368 transitions. Word has length 399
[2024-11-03 05:30:22,559 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 05:30:22,559 INFO  L471      AbstractCegarLoop]: Abstraction has 228 states and 368 transitions.
[2024-11-03 05:30:22,559 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58)
[2024-11-03 05:30:22,560 INFO  L276                IsEmpty]: Start isEmpty. Operand 228 states and 368 transitions.
[2024-11-03 05:30:22,566 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 400
[2024-11-03 05:30:22,566 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:30:22,566 INFO  L215           NwaCegarLoop]: trace histogram [58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 05:30:22,571 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Ended with exit code 0
[2024-11-03 05:30:22,767 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt
[2024-11-03 05:30:22,768 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:30:22,768 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:30:22,768 INFO  L85        PathProgramCache]: Analyzing trace with hash 1667377544, now seen corresponding path program 1 times
[2024-11-03 05:30:22,768 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:30:22,769 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1968690777]
[2024-11-03 05:30:22,769 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:30:22,769 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:30:22,769 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:30:22,770 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-03 05:30:22,772 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process
[2024-11-03 05:30:23,020 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:30:23,023 INFO  L255         TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-03 05:30:23,030 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 05:30:23,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked.
[2024-11-03 05:30:23,560 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 05:30:30,388 INFO  L134       CoverageAnalysis]: Checked inductivity of 6612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked.
[2024-11-03 05:30:30,388 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 05:30:30,388 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1968690777]
[2024-11-03 05:30:30,388 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1968690777] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-03 05:30:30,389 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-03 05:30:30,389 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2024-11-03 05:30:30,389 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479189966]
[2024-11-03 05:30:30,389 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-03 05:30:30,390 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-03 05:30:30,390 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 05:30:30,391 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-03 05:30:30,391 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 05:30:30,391 INFO  L87              Difference]: Start difference. First operand 228 states and 368 transitions. Second operand  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58)
[2024-11-03 05:30:32,926 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:37,918 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:41,926 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:30:43,416 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 05:30:43,417 INFO  L93              Difference]: Finished difference Result 676 states and 1094 transitions.
[2024-11-03 05:30:43,435 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-03 05:30:43,435 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58) Word has length 399
[2024-11-03 05:30:43,436 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 05:30:43,443 INFO  L225             Difference]: With dead ends: 676
[2024-11-03 05:30:43,443 INFO  L226             Difference]: Without dead ends: 451
[2024-11-03 05:30:43,444 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 795 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 05:30:43,445 INFO  L432           NwaCegarLoop]: 661 mSDtfsCounter, 327 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time
[2024-11-03 05:30:43,446 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 985 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 26 Invalid, 2 Unknown, 0 Unchecked, 13.0s Time]
[2024-11-03 05:30:43,447 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 451 states.
[2024-11-03 05:30:43,478 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 447.
[2024-11-03 05:30:43,480 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 447 states, 328 states have (on average 1.4908536585365855) internal successors, (489), 328 states have internal predecessors, (489), 116 states have call successors, (116), 2 states have call predecessors, (116), 2 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116)
[2024-11-03 05:30:43,482 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 721 transitions.
[2024-11-03 05:30:43,483 INFO  L78                 Accepts]: Start accepts. Automaton has 447 states and 721 transitions. Word has length 399
[2024-11-03 05:30:43,484 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 05:30:43,484 INFO  L471      AbstractCegarLoop]: Abstraction has 447 states and 721 transitions.
[2024-11-03 05:30:43,484 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 1 states have call successors, (58), 1 states have call predecessors, (58), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58)
[2024-11-03 05:30:43,484 INFO  L276                IsEmpty]: Start isEmpty. Operand 447 states and 721 transitions.
[2024-11-03 05:30:43,487 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 400
[2024-11-03 05:30:43,487 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:30:43,487 INFO  L215           NwaCegarLoop]: trace histogram [58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-03 05:30:43,490 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (5)] Ended with exit code 0
[2024-11-03 05:30:43,687 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt
[2024-11-03 05:30:43,688 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:30:43,688 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:30:43,689 INFO  L85        PathProgramCache]: Analyzing trace with hash -942038712, now seen corresponding path program 1 times
[2024-11-03 05:30:43,689 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:30:43,689 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [916065707]
[2024-11-03 05:30:43,689 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:30:43,689 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:30:43,689 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:30:43,690 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-03 05:30:43,691 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process
[2024-11-03 05:30:45,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:30:45,552 INFO  L255         TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 305 conjuncts are in the unsatisfiable core
[2024-11-03 05:30:45,602 INFO  L278         TraceCheckSpWp]: Computing forward predicates...