/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_amount250_file-53.i


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


This is Ultimate 0.2.5-dev-b75d321-m
[2024-11-03 04:58:05,859 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-03 04:58:05,939 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 04:58:05,946 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-03 04:58:05,947 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-03 04:58:05,978 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-03 04:58:05,979 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-03 04:58:05,979 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-03 04:58:05,980 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-03 04:58:05,980 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-03 04:58:05,980 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-03 04:58:05,981 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-03 04:58:05,981 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-03 04:58:05,981 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-03 04:58:05,982 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-03 04:58:05,982 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-03 04:58:05,982 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-03 04:58:05,983 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-03 04:58:05,985 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-03 04:58:05,987 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-03 04:58:05,989 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-03 04:58:05,990 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-03 04:58:05,990 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-03 04:58:05,990 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-03 04:58:05,990 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-03 04:58:05,991 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-03 04:58:05,991 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-03 04:58:05,991 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-03 04:58:05,991 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-03 04:58:05,992 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-03 04:58:05,992 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-03 04:58:05,992 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-03 04:58:05,992 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-03 04:58:05,993 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-03 04:58:05,993 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 04:58:05,993 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-03 04:58:05,993 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-03 04:58:05,994 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-03 04:58:05,994 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-11-03 04:58:05,994 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-03 04:58:05,994 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-03 04:58:05,995 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-03 04:58:05,995 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-03 04:58:05,995 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-03 04:58:05,996 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt
[2024-11-03 04:58:06,245 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-03 04:58:06,271 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-03 04:58:06,274 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-03 04:58:06,275 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-03 04:58:06,276 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-03 04:58:06,277 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount250_file-53.i
[2024-11-03 04:58:07,846 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-03 04:58:08,088 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-03 04:58:08,088 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount250_file-53.i
[2024-11-03 04:58:08,102 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5407c5330/adcc64817f784cf48357e6dde92de66e/FLAG6d73d4383
[2024-11-03 04:58:08,117 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5407c5330/adcc64817f784cf48357e6dde92de66e
[2024-11-03 04:58:08,119 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-03 04:58:08,120 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2024-11-03 04:58:08,121 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-03 04:58:08,121 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-03 04:58:08,127 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-03 04:58:08,128 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,129 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e96fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08, skipping insertion in model container
[2024-11-03 04:58:08,130 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,180 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-03 04:58:08,349 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_amount250_file-53.i[916,929]
[2024-11-03 04:58:08,501 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 04:58:08,521 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-03 04:58:08,533 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_amount250_file-53.i[916,929]
[2024-11-03 04:58:08,615 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 04:58:08,639 INFO  L204         MainTranslator]: Completed translation
[2024-11-03 04:58:08,639 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08 WrapperNode
[2024-11-03 04:58:08,640 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-03 04:58:08,641 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-03 04:58:08,641 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-03 04:58:08,641 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-03 04:58:08,646 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,665 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,710 INFO  L138                Inliner]: procedures = 27, calls = 58, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 363
[2024-11-03 04:58:08,711 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-03 04:58:08,712 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-03 04:58:08,712 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-03 04:58:08,712 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-03 04:58:08,725 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,725 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,739 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,779 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 04:58:08,780 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,780 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,813 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,826 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,834 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,838 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,853 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-03 04:58:08,859 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-03 04:58:08,859 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-03 04:58:08,859 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-03 04:58:08,860 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (1/1) ...
[2024-11-03 04:58:08,867 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 04:58:08,878 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-03 04:58:08,898 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 04:58:08,901 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 04:58:08,929 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-03 04:58:08,929 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-03 04:58:08,930 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-03 04:58:08,930 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-03 04:58:08,930 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-03 04:58:08,932 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-03 04:58:09,040 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-03 04:58:09,042 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-03 04:58:39,346 INFO  L?                        ?]: Removed 47 outVars from TransFormulas that were not future-live.
[2024-11-03 04:58:39,346 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-03 04:58:39,373 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-03 04:58:39,374 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-03 04:58:39,374 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:58:39 BoogieIcfgContainer
[2024-11-03 04:58:39,374 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-03 04:58:39,377 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-03 04:58:39,377 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-03 04:58:39,381 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-03 04:58:39,382 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:58:08" (1/3) ...
[2024-11-03 04:58:39,383 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@722f53e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:58:39, skipping insertion in model container
[2024-11-03 04:58:39,383 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:58:08" (2/3) ...
[2024-11-03 04:58:39,383 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@722f53e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:58:39, skipping insertion in model container
[2024-11-03 04:58:39,384 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:58:39" (3/3) ...
[2024-11-03 04:58:39,385 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-53.i
[2024-11-03 04:58:39,398 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-03 04:58:39,399 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-03 04:58:39,462 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-03 04:58:39,469 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;@2aff300c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-03 04:58:39,469 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-03 04:58:39,476 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 151 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 104 states have internal predecessors, (153), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45)
[2024-11-03 04:58:39,504 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 301
[2024-11-03 04:58:39,505 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 04:58:39,507 INFO  L215           NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:58:39,507 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 04:58:39,514 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 04:58:39,514 INFO  L85        PathProgramCache]: Analyzing trace with hash 711619995, now seen corresponding path program 1 times
[2024-11-03 04:58:39,525 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 04:58:39,526 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2075297826]
[2024-11-03 04:58:39,526 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 04:58:39,528 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 04:58:39,529 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 04:58:39,532 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 04:58:39,533 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 04:58:39,850 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 04:58:39,854 INFO  L255         TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-03 04:58:39,884 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 04:58:39,976 INFO  L134       CoverageAnalysis]: Checked inductivity of 3960 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 3872 trivial. 0 not checked.
[2024-11-03 04:58:39,976 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 04:58:46,588 INFO  L134       CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 3872 trivial. 0 not checked.
[2024-11-03 04:58:46,590 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 04:58:46,590 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2075297826]
[2024-11-03 04:58:46,591 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [2075297826] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-03 04:58:46,591 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-03 04:58:46,591 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-03 04:58:46,593 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572847957]
[2024-11-03 04:58:46,594 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-03 04:58:46,600 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-03 04:58:46,600 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 04:58:46,624 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-03 04:58:46,625 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-03 04:58:46,628 INFO  L87              Difference]: Start difference. First operand  has 151 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 104 states have internal predecessors, (153), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) Second operand  has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 2 states have call successors, (45)
[2024-11-03 04:58:46,669 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 04:58:46,669 INFO  L93              Difference]: Finished difference Result 293 states and 521 transitions.
[2024-11-03 04:58:46,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-03 04:58:46,674 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 2 states have call successors, (45) Word has length 300
[2024-11-03 04:58:46,675 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 04:58:46,686 INFO  L225             Difference]: With dead ends: 293
[2024-11-03 04:58:46,686 INFO  L226             Difference]: Without dead ends: 145
[2024-11-03 04:58:46,695 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 598 GetRequests, 598 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 04:58:46,699 INFO  L432           NwaCegarLoop]: 231 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, 231 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 04:58:46,700 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-03 04:58:46,716 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 145 states.
[2024-11-03 04:58:46,774 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145.
[2024-11-03 04:58:46,776 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 145 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45)
[2024-11-03 04:58:46,780 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 231 transitions.
[2024-11-03 04:58:46,785 INFO  L78                 Accepts]: Start accepts. Automaton has 145 states and 231 transitions. Word has length 300
[2024-11-03 04:58:46,786 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 04:58:46,786 INFO  L471      AbstractCegarLoop]: Abstraction has 145 states and 231 transitions.
[2024-11-03 04:58:46,787 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 2 states have call successors, (45)
[2024-11-03 04:58:46,787 INFO  L276                IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions.
[2024-11-03 04:58:46,796 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 301
[2024-11-03 04:58:46,800 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 04:58:46,801 INFO  L215           NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:58:46,810 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0
[2024-11-03 04:58:47,002 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 04:58:47,003 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 04:58:47,004 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 04:58:47,004 INFO  L85        PathProgramCache]: Analyzing trace with hash -693088039, now seen corresponding path program 1 times
[2024-11-03 04:58:47,004 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 04:58:47,004 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1270923851]
[2024-11-03 04:58:47,005 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 04:58:47,005 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 04:58:47,005 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 04:58:47,012 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 04:58:47,014 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 04:58:47,264 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 04:58:47,268 INFO  L255         TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-03 04:58:47,277 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 04:58:47,841 INFO  L134       CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked.
[2024-11-03 04:58:47,841 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 04:58:54,540 INFO  L134       CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked.
[2024-11-03 04:58:54,540 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 04:58:54,541 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1270923851]
[2024-11-03 04:58:54,541 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1270923851] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-03 04:58:54,541 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-03 04:58:54,541 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2024-11-03 04:58:54,541 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935130997]
[2024-11-03 04:58:54,541 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-03 04:58:54,543 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-03 04:58:54,544 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 04:58:54,545 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-03 04:58:54,545 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 04:58:54,546 INFO  L87              Difference]: Start difference. First operand 145 states and 231 transitions. Second operand  has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45)
[2024-11-03 04:58:58,498 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:02,657 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:07,711 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:13,041 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.88s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:14,616 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:18,802 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:22,946 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 04:59:22,947 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 04:59:22,947 INFO  L93              Difference]: Finished difference Result 418 states and 667 transitions.
[2024-11-03 04:59:22,983 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-03 04:59:22,984 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 300
[2024-11-03 04:59:22,985 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 04:59:22,990 INFO  L225             Difference]: With dead ends: 418
[2024-11-03 04:59:22,991 INFO  L226             Difference]: Without dead ends: 276
[2024-11-03 04:59:22,996 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 598 GetRequests, 597 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-03 04:59:22,997 INFO  L432           NwaCegarLoop]: 425 mSDtfsCounter, 208 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time
[2024-11-03 04:59:22,997 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 631 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 5 Unknown, 0 Unchecked, 28.3s Time]
[2024-11-03 04:59:22,999 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 276 states.
[2024-11-03 04:59:23,029 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 162.
[2024-11-03 04:59:23,030 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 162 states, 115 states have (on average 1.4521739130434783) internal successors, (167), 115 states have internal predecessors, (167), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45)
[2024-11-03 04:59:23,032 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 257 transitions.
[2024-11-03 04:59:23,032 INFO  L78                 Accepts]: Start accepts. Automaton has 162 states and 257 transitions. Word has length 300
[2024-11-03 04:59:23,035 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 04:59:23,035 INFO  L471      AbstractCegarLoop]: Abstraction has 162 states and 257 transitions.
[2024-11-03 04:59:23,035 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45)
[2024-11-03 04:59:23,036 INFO  L276                IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions.
[2024-11-03 04:59:23,041 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 301
[2024-11-03 04:59:23,042 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 04:59:23,042 INFO  L215           NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:59:23,047 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 04:59:23,246 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 04:59:23,247 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 04:59:23,247 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 04:59:23,248 INFO  L85        PathProgramCache]: Analyzing trace with hash -2138156583, now seen corresponding path program 1 times
[2024-11-03 04:59:23,248 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 04:59:23,248 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [788311077]
[2024-11-03 04:59:23,248 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 04:59:23,248 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 04:59:23,249 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 04:59:23,250 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 04:59:23,252 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 04:59:23,474 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 04:59:23,489 INFO  L255         TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 230 conjuncts are in the unsatisfiable core
[2024-11-03 04:59:23,537 INFO  L278         TraceCheckSpWp]: Computing forward predicates...