/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_amount25_file-93.i


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


This is Ultimate 0.2.5-dev-b75d321-m
[2024-11-03 05:15:51,456 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-03 05:15:51,524 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 05:15:51,529 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-03 05:15:51,530 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-03 05:15:51,552 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-03 05:15:51,553 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-03 05:15:51,553 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-03 05:15:51,553 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-03 05:15:51,555 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-03 05:15:51,555 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-03 05:15:51,556 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-03 05:15:51,556 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-03 05:15:51,557 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-03 05:15:51,557 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-03 05:15:51,557 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-03 05:15:51,558 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-03 05:15:51,558 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-03 05:15:51,560 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-03 05:15:51,561 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-03 05:15:51,562 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-03 05:15:51,566 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-03 05:15:51,566 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-03 05:15:51,566 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-03 05:15:51,566 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-03 05:15:51,567 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-03 05:15:51,567 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-03 05:15:51,567 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-03 05:15:51,567 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-03 05:15:51,567 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-03 05:15:51,568 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-03 05:15:51,568 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-03 05:15:51,568 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-03 05:15:51,568 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-03 05:15:51,569 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 05:15:51,569 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-03 05:15:51,571 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-03 05:15:51,571 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-03 05:15:51,571 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-11-03 05:15:51,571 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-03 05:15:51,571 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-03 05:15:51,572 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-03 05:15:51,572 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-03 05:15:51,573 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-03 05:15:51,573 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt
[2024-11-03 05:15:51,798 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-03 05:15:51,821 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-03 05:15:51,824 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-03 05:15:51,825 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-03 05:15:51,825 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-03 05:15:51,826 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount25_file-93.i
[2024-11-03 05:15:53,331 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-03 05:15:53,515 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-03 05:15:53,516 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount25_file-93.i
[2024-11-03 05:15:53,525 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c6e43904/db3bc89f9e3f40efa892ad42e2406571/FLAG3327218a2
[2024-11-03 05:15:53,902 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c6e43904/db3bc89f9e3f40efa892ad42e2406571
[2024-11-03 05:15:53,904 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-03 05:15:53,905 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2024-11-03 05:15:53,907 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-03 05:15:53,907 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-03 05:15:53,912 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-03 05:15:53,913 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:53" (1/1) ...
[2024-11-03 05:15:53,914 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b3359c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:53, skipping insertion in model container
[2024-11-03 05:15:53,914 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:53" (1/1) ...
[2024-11-03 05:15:53,942 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-03 05:15:54,106 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_amount25_file-93.i[915,928]
[2024-11-03 05:15:54,147 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 05:15:54,160 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-03 05:15:54,170 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_amount25_file-93.i[915,928]
[2024-11-03 05:15:54,200 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-03 05:15:54,219 INFO  L204         MainTranslator]: Completed translation
[2024-11-03 05:15:54,219 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54 WrapperNode
[2024-11-03 05:15:54,219 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-03 05:15:54,221 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-03 05:15:54,221 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-03 05:15:54,221 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-03 05:15:54,228 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,237 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,258 INFO  L138                Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114
[2024-11-03 05:15:54,259 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-03 05:15:54,260 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-03 05:15:54,260 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-03 05:15:54,260 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-03 05:15:54,269 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,270 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,273 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,288 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 05:15:54,288 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,288 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,296 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,299 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,301 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,302 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,305 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-03 05:15:54,306 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-03 05:15:54,306 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-03 05:15:54,306 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-03 05:15:54,307 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (1/1) ...
[2024-11-03 05:15:54,312 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-03 05:15:54,325 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-03 05:15:54,337 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 05:15:54,338 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 05:15:54,363 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-03 05:15:54,363 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-03 05:15:54,363 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-03 05:15:54,364 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-03 05:15:54,364 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-03 05:15:54,364 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-03 05:15:54,437 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-03 05:15:54,439 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-03 05:16:05,317 INFO  L?                        ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-03 05:16:05,317 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-03 05:16:05,329 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-03 05:16:05,329 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-03 05:16:05,330 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:16:05 BoogieIcfgContainer
[2024-11-03 05:16:05,330 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-03 05:16:05,334 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-03 05:16:05,334 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-03 05:16:05,338 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-03 05:16:05,338 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:15:53" (1/3) ...
[2024-11-03 05:16:05,340 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278d4578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:16:05, skipping insertion in model container
[2024-11-03 05:16:05,340 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:54" (2/3) ...
[2024-11-03 05:16:05,340 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278d4578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:16:05, skipping insertion in model container
[2024-11-03 05:16:05,341 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:16:05" (3/3) ...
[2024-11-03 05:16:05,343 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-93.i
[2024-11-03 05:16:05,356 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-03 05:16:05,357 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-03 05:16:05,404 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-03 05:16:05,410 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;@2f5f8ec2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-03 05:16:05,410 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-03 05:16:05,414 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 54 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2024-11-03 05:16:05,425 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2024-11-03 05:16:05,425 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:16:05,426 INFO  L215           NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:16:05,427 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:16:05,431 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:16:05,432 INFO  L85        PathProgramCache]: Analyzing trace with hash 1212608925, now seen corresponding path program 1 times
[2024-11-03 05:16:05,441 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:16:05,442 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1846291315]
[2024-11-03 05:16:05,442 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:16:05,444 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:16:05,446 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:16:05,449 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 05:16:05,451 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 05:16:05,614 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:16:05,617 INFO  L255         TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-03 05:16:05,628 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 05:16:05,715 INFO  L134       CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked.
[2024-11-03 05:16:05,715 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 05:16:07,562 INFO  L134       CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked.
[2024-11-03 05:16:07,563 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 05:16:07,563 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1846291315]
[2024-11-03 05:16:07,563 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1846291315] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-03 05:16:07,564 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-03 05:16:07,564 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-03 05:16:07,565 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382352657]
[2024-11-03 05:16:07,566 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-03 05:16:07,569 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-03 05:16:07,569 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 05:16:07,586 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-03 05:16:07,586 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-03 05:16:07,588 INFO  L87              Difference]: Start difference. First operand  has 54 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand  has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18)
[2024-11-03 05:16:07,615 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 05:16:07,615 INFO  L93              Difference]: Finished difference Result 100 states and 170 transitions.
[2024-11-03 05:16:07,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-03 05:16:07,619 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 113
[2024-11-03 05:16:07,620 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 05:16:07,627 INFO  L225             Difference]: With dead ends: 100
[2024-11-03 05:16:07,627 INFO  L226             Difference]: Without dead ends: 49
[2024-11-03 05:16:07,630 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 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 05:16:07,633 INFO  L432           NwaCegarLoop]: 70 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, 70 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 05:16:07,634 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-03 05:16:07,648 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 49 states.
[2024-11-03 05:16:07,665 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49.
[2024-11-03 05:16:07,666 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 49 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2024-11-03 05:16:07,668 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions.
[2024-11-03 05:16:07,670 INFO  L78                 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 113
[2024-11-03 05:16:07,670 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 05:16:07,670 INFO  L471      AbstractCegarLoop]: Abstraction has 49 states and 70 transitions.
[2024-11-03 05:16:07,671 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18)
[2024-11-03 05:16:07,671 INFO  L276                IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions.
[2024-11-03 05:16:07,675 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2024-11-03 05:16:07,675 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:16:07,676 INFO  L215           NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:16:07,680 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 05:16:07,878 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 05:16:07,879 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:16:07,880 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:16:07,880 INFO  L85        PathProgramCache]: Analyzing trace with hash 953632093, now seen corresponding path program 1 times
[2024-11-03 05:16:07,880 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:16:07,880 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [981707081]
[2024-11-03 05:16:07,881 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:16:07,881 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:16:07,881 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:16:07,884 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 05:16:07,885 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 05:16:08,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:16:08,070 INFO  L255         TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 64 conjuncts are in the unsatisfiable core
[2024-11-03 05:16:08,084 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-03 05:16:40,352 INFO  L134       CoverageAnalysis]: Checked inductivity of 612 backedges. 1 proven. 115 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked.
[2024-11-03 05:16:40,353 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-03 05:17:03,673 INFO  L134       CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked.
[2024-11-03 05:17:03,674 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-03 05:17:03,674 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [981707081]
[2024-11-03 05:17:03,674 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [981707081] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-03 05:17:03,674 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-03 05:17:03,674 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 19
[2024-11-03 05:17:03,674 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259452032]
[2024-11-03 05:17:03,675 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-03 05:17:03,676 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-03 05:17:03,676 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-03 05:17:03,677 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-03 05:17:03,677 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342
[2024-11-03 05:17:03,678 INFO  L87              Difference]: Start difference. First operand 49 states and 70 transitions. Second operand  has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18)
[2024-11-03 05:17:08,383 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:17:12,394 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:17:16,429 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:17:18,533 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:17:20,145 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:17:23,637 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-03 05:17:25,320 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-03 05:17:25,320 INFO  L93              Difference]: Finished difference Result 85 states and 114 transitions.
[2024-11-03 05:17:25,321 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-11-03 05:17:25,321 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 113
[2024-11-03 05:17:25,322 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-03 05:17:25,324 INFO  L225             Difference]: With dead ends: 85
[2024-11-03 05:17:25,324 INFO  L226             Difference]: Without dead ends: 83
[2024-11-03 05:17:25,324 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 206 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420
[2024-11-03 05:17:25,325 INFO  L432           NwaCegarLoop]: 79 mSDtfsCounter, 60 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 12 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time
[2024-11-03 05:17:25,326 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 309 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 73 Invalid, 3 Unknown, 0 Unchecked, 20.0s Time]
[2024-11-03 05:17:25,327 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 83 states.
[2024-11-03 05:17:25,342 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 67.
[2024-11-03 05:17:25,342 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 67 states, 41 states have (on average 1.1219512195121952) internal successors, (46), 42 states have internal predecessors, (46), 23 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23)
[2024-11-03 05:17:25,344 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 92 transitions.
[2024-11-03 05:17:25,347 INFO  L78                 Accepts]: Start accepts. Automaton has 67 states and 92 transitions. Word has length 113
[2024-11-03 05:17:25,347 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-03 05:17:25,348 INFO  L471      AbstractCegarLoop]: Abstraction has 67 states and 92 transitions.
[2024-11-03 05:17:25,348 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18)
[2024-11-03 05:17:25,348 INFO  L276                IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions.
[2024-11-03 05:17:25,349 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 115
[2024-11-03 05:17:25,349 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-03 05:17:25,350 INFO  L215           NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:25,353 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 05:17:25,550 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 05:17:25,551 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-03 05:17:25,551 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-03 05:17:25,551 INFO  L85        PathProgramCache]: Analyzing trace with hash -2046578089, now seen corresponding path program 1 times
[2024-11-03 05:17:25,552 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-03 05:17:25,552 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1810385662]
[2024-11-03 05:17:25,552 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-03 05:17:25,552 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt
[2024-11-03 05:17:25,552 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5
[2024-11-03 05:17:25,555 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 05:17:25,557 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 05:17:27,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-03 05:17:27,634 INFO  L255         TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 62 conjuncts are in the unsatisfiable core
[2024-11-03 05:17:27,640 INFO  L278         TraceCheckSpWp]: Computing forward predicates...