./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c --full-output --architecture 32bit


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


Checking for overflows
Using default analysis
Version 803cd42f
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m
[2024-11-22 22:55:07,697 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-22 22:55:07,758 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-22 22:55:07,762 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-22 22:55:07,763 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-22 22:55:07,783 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-22 22:55:07,784 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-22 22:55:07,784 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-22 22:55:07,784 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-22 22:55:07,785 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-22 22:55:07,785 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-22 22:55:07,785 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-22 22:55:07,786 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-22 22:55:07,786 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-22 22:55:07,788 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-22 22:55:07,788 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-22 22:55:07,788 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-22 22:55:07,788 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-22 22:55:07,788 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-22 22:55:07,789 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-22 22:55:07,789 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-22 22:55:07,792 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-22 22:55:07,792 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-22 22:55:07,792 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-22 22:55:07,792 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-22 22:55:07,792 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-22 22:55:07,792 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-22 22:55:07,793 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-22 22:55:07,793 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-22 22:55:07,794 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-22 22:55:07,794 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-22 22:55:07,794 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-22 22:55:07,794 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-22 22:55:07,794 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-22 22:55:07,794 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-22 22:55:07,795 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-22 22:55:07,795 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-22 22:55:07,795 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-22 22:55:07,795 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9
[2024-11-22 22:55:07,980 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-22 22:55:07,999 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-22 22:55:08,001 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-22 22:55:08,002 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-22 22:55:08,002 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-22 22:55:08,002 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c
[2024-11-22 22:55:09,199 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-22 22:55:09,329 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-22 22:55:09,329 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c
[2024-11-22 22:55:09,335 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ec29071/2e57dea0f86b421ea7580058b1b4d96a/FLAG1da529bc7
[2024-11-22 22:55:09,344 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ec29071/2e57dea0f86b421ea7580058b1b4d96a
[2024-11-22 22:55:09,346 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-22 22:55:09,347 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-22 22:55:09,348 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-22 22:55:09,348 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-22 22:55:09,353 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-22 22:55:09,354 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,355 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb097b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09, skipping insertion in model container
[2024-11-22 22:55:09,355 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,369 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-22 22:55:09,502 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-22 22:55:09,507 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-22 22:55:09,518 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-22 22:55:09,530 INFO  L204         MainTranslator]: Completed translation
[2024-11-22 22:55:09,530 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09 WrapperNode
[2024-11-22 22:55:09,530 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-22 22:55:09,531 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-22 22:55:09,531 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-22 22:55:09,531 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-22 22:55:09,535 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,540 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,552 INFO  L138                Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68
[2024-11-22 22:55:09,552 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-22 22:55:09,552 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-22 22:55:09,553 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-22 22:55:09,553 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-22 22:55:09,560 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,560 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,561 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,569 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].
[2024-11-22 22:55:09,570 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,570 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,572 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,573 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,574 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,575 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,576 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-22 22:55:09,576 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-22 22:55:09,576 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-22 22:55:09,577 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-22 22:55:09,577 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (1/1) ...
[2024-11-22 22:55:09,582 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-22 22:55:09,591 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:09,602 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)
[2024-11-22 22:55:09,604 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
[2024-11-22 22:55:09,634 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-22 22:55:09,635 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-22 22:55:09,635 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-22 22:55:09,635 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-22 22:55:09,635 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-22 22:55:09,635 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-22 22:55:09,676 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-22 22:55:09,677 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-22 22:55:09,848 INFO  L?                        ?]: Removed 38 outVars from TransFormulas that were not future-live.
[2024-11-22 22:55:09,848 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-22 22:55:09,862 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-22 22:55:09,863 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-22 22:55:09,863 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:55:09 BoogieIcfgContainer
[2024-11-22 22:55:09,864 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-22 22:55:09,865 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-22 22:55:09,866 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-22 22:55:09,868 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-22 22:55:09,868 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:55:09" (1/3) ...
[2024-11-22 22:55:09,869 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bc0d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:55:09, skipping insertion in model container
[2024-11-22 22:55:09,870 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:55:09" (2/3) ...
[2024-11-22 22:55:09,870 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bc0d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:55:09, skipping insertion in model container
[2024-11-22 22:55:09,870 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:55:09" (3/3) ...
[2024-11-22 22:55:09,871 INFO  L112   eAbstractionObserver]: Analyzing ICFG ps2-ll_unwindbound5.c
[2024-11-22 22:55:09,883 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-22 22:55:09,883 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations.
[2024-11-22 22:55:09,922 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-22 22:55:09,928 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;@4aca966c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-22 22:55:09,928 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 24 error locations.
[2024-11-22 22:55:09,932 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 65 states, 37 states have (on average 1.7567567567567568) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:09,936 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2024-11-22 22:55:09,936 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:09,936 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1]
[2024-11-22 22:55:09,937 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:09,940 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:09,940 INFO  L85        PathProgramCache]: Analyzing trace with hash 927109, now seen corresponding path program 1 times
[2024-11-22 22:55:09,946 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:09,946 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577256424]
[2024-11-22 22:55:09,946 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:09,947 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,005 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:10,048 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:10,048 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:10,048 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577256424]
[2024-11-22 22:55:10,049 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577256424] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:10,049 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:10,049 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:55:10,050 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552657591]
[2024-11-22 22:55:10,050 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:10,054 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-22 22:55:10,054 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:10,069 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-22 22:55:10,070 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-22 22:55:10,071 INFO  L87              Difference]: Start difference. First operand  has 65 states, 37 states have (on average 1.7567567567567568) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand  has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,087 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:10,087 INFO  L93              Difference]: Finished difference Result 125 states and 137 transitions.
[2024-11-22 22:55:10,088 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-22 22:55:10,088 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4
[2024-11-22 22:55:10,089 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:10,093 INFO  L225             Difference]: With dead ends: 125
[2024-11-22 22:55:10,093 INFO  L226             Difference]: Without dead ends: 56
[2024-11-22 22:55:10,095 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-22 22:55:10,097 INFO  L432           NwaCegarLoop]: 64 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, 64 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
[2024-11-22 22:55:10,098 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:10,110 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 56 states.
[2024-11-22 22:55:10,120 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56.
[2024-11-22 22:55:10,121 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 56 states, 32 states have (on average 1.71875) internal successors, (55), 53 states have internal predecessors, (55), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:10,121 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 57 transitions.
[2024-11-22 22:55:10,123 INFO  L78                 Accepts]: Start accepts. Automaton has 56 states and 57 transitions. Word has length 4
[2024-11-22 22:55:10,123 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:10,123 INFO  L471      AbstractCegarLoop]: Abstraction has 56 states and 57 transitions.
[2024-11-22 22:55:10,123 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,123 INFO  L276                IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions.
[2024-11-22 22:55:10,123 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2024-11-22 22:55:10,123 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:10,124 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1]
[2024-11-22 22:55:10,124 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-22 22:55:10,124 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:10,124 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:10,125 INFO  L85        PathProgramCache]: Analyzing trace with hash 925668, now seen corresponding path program 1 times
[2024-11-22 22:55:10,125 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:10,125 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880402696]
[2024-11-22 22:55:10,125 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,125 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,135 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:10,172 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:10,172 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:10,172 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880402696]
[2024-11-22 22:55:10,172 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880402696] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:10,172 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:10,173 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:55:10,173 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116641591]
[2024-11-22 22:55:10,173 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:10,174 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:55:10,174 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:10,174 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:55:10,175 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:10,175 INFO  L87              Difference]: Start difference. First operand 56 states and 57 transitions. Second operand  has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,231 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:10,233 INFO  L93              Difference]: Finished difference Result 56 states and 57 transitions.
[2024-11-22 22:55:10,235 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-22 22:55:10,235 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4
[2024-11-22 22:55:10,239 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:10,240 INFO  L225             Difference]: With dead ends: 56
[2024-11-22 22:55:10,240 INFO  L226             Difference]: Without dead ends: 55
[2024-11-22 22:55:10,242 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-22 22:55:10,242 INFO  L432           NwaCegarLoop]: 50 mSDtfsCounter, 55 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:10,245 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 99 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:10,263 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2024-11-22 22:55:10,266 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55.
[2024-11-22 22:55:10,266 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 55 states, 32 states have (on average 1.6875) internal successors, (54), 52 states have internal predecessors, (54), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:10,267 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 56 transitions.
[2024-11-22 22:55:10,269 INFO  L78                 Accepts]: Start accepts. Automaton has 55 states and 56 transitions. Word has length 4
[2024-11-22 22:55:10,269 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:10,269 INFO  L471      AbstractCegarLoop]: Abstraction has 55 states and 56 transitions.
[2024-11-22 22:55:10,270 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,270 INFO  L276                IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions.
[2024-11-22 22:55:10,270 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2024-11-22 22:55:10,270 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:10,270 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1]
[2024-11-22 22:55:10,270 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-22 22:55:10,271 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:10,272 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:10,272 INFO  L85        PathProgramCache]: Analyzing trace with hash 28695749, now seen corresponding path program 1 times
[2024-11-22 22:55:10,273 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:10,273 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983063570]
[2024-11-22 22:55:10,273 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,274 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,279 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:10,307 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:10,307 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:10,308 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983063570]
[2024-11-22 22:55:10,308 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983063570] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:10,308 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:10,308 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:55:10,308 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529623497]
[2024-11-22 22:55:10,308 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:10,309 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:55:10,309 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:10,309 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:55:10,309 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:10,309 INFO  L87              Difference]: Start difference. First operand 55 states and 56 transitions. Second operand  has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,347 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:10,347 INFO  L93              Difference]: Finished difference Result 75 states and 76 transitions.
[2024-11-22 22:55:10,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-22 22:55:10,348 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5
[2024-11-22 22:55:10,348 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:10,349 INFO  L225             Difference]: With dead ends: 75
[2024-11-22 22:55:10,349 INFO  L226             Difference]: Without dead ends: 59
[2024-11-22 22:55:10,349 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-22 22:55:10,350 INFO  L432           NwaCegarLoop]: 52 mSDtfsCounter, 3 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:10,350 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 152 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:10,352 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 59 states.
[2024-11-22 22:55:10,356 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59.
[2024-11-22 22:55:10,357 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 59 states, 36 states have (on average 1.6111111111111112) internal successors, (58), 56 states have internal predecessors, (58), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:10,359 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 60 transitions.
[2024-11-22 22:55:10,359 INFO  L78                 Accepts]: Start accepts. Automaton has 59 states and 60 transitions. Word has length 5
[2024-11-22 22:55:10,360 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:10,361 INFO  L471      AbstractCegarLoop]: Abstraction has 59 states and 60 transitions.
[2024-11-22 22:55:10,361 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,361 INFO  L276                IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions.
[2024-11-22 22:55:10,361 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2024-11-22 22:55:10,361 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:10,361 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:10,361 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-22 22:55:10,361 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:10,362 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:10,362 INFO  L85        PathProgramCache]: Analyzing trace with hash 176612299, now seen corresponding path program 1 times
[2024-11-22 22:55:10,362 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:10,362 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788417486]
[2024-11-22 22:55:10,362 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,362 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-22 22:55:10,379 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1979025325]
[2024-11-22 22:55:10,379 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,379 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:10,379 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:10,383 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:10,385 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-22 22:55:10,421 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:10,423 INFO  L255         TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:10,426 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:10,448 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:10,449 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:55:10,449 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:10,449 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788417486]
[2024-11-22 22:55:10,449 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-22 22:55:10,450 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979025325]
[2024-11-22 22:55:10,450 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979025325] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:10,450 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:10,450 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:55:10,450 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731091537]
[2024-11-22 22:55:10,450 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:10,451 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:55:10,451 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:10,451 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:55:10,451 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:55:10,452 INFO  L87              Difference]: Start difference. First operand 59 states and 60 transitions. Second operand  has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,525 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:10,526 INFO  L93              Difference]: Finished difference Result 91 states and 101 transitions.
[2024-11-22 22:55:10,526 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-22 22:55:10,527 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8
[2024-11-22 22:55:10,527 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:10,528 INFO  L225             Difference]: With dead ends: 91
[2024-11-22 22:55:10,528 INFO  L226             Difference]: Without dead ends: 87
[2024-11-22 22:55:10,528 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:55:10,529 INFO  L432           NwaCegarLoop]: 35 mSDtfsCounter, 25 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:10,529 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 61 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:10,530 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 87 states.
[2024-11-22 22:55:10,533 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 75.
[2024-11-22 22:55:10,534 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 75 states, 51 states have (on average 1.607843137254902) internal successors, (82), 71 states have internal predecessors, (82), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:10,536 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 86 transitions.
[2024-11-22 22:55:10,537 INFO  L78                 Accepts]: Start accepts. Automaton has 75 states and 86 transitions. Word has length 8
[2024-11-22 22:55:10,537 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:10,537 INFO  L471      AbstractCegarLoop]: Abstraction has 75 states and 86 transitions.
[2024-11-22 22:55:10,537 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,537 INFO  L276                IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions.
[2024-11-22 22:55:10,537 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-22 22:55:10,538 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:10,538 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:10,547 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-22 22:55:10,739 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:10,740 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:10,740 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:10,740 INFO  L85        PathProgramCache]: Analyzing trace with hash 1180014025, now seen corresponding path program 1 times
[2024-11-22 22:55:10,740 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:10,741 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532592832]
[2024-11-22 22:55:10,741 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,741 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,750 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:10,793 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:10,793 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:10,793 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532592832]
[2024-11-22 22:55:10,794 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532592832] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:10,794 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:10,794 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:55:10,794 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845110815]
[2024-11-22 22:55:10,794 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:10,794 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:55:10,794 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:10,795 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:55:10,795 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:55:10,795 INFO  L87              Difference]: Start difference. First operand 75 states and 86 transitions. Second operand  has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,858 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:10,859 INFO  L93              Difference]: Finished difference Result 93 states and 101 transitions.
[2024-11-22 22:55:10,859 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-22 22:55:10,859 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9
[2024-11-22 22:55:10,859 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:10,860 INFO  L225             Difference]: With dead ends: 93
[2024-11-22 22:55:10,860 INFO  L226             Difference]: Without dead ends: 85
[2024-11-22 22:55:10,860 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:55:10,861 INFO  L432           NwaCegarLoop]: 37 mSDtfsCounter, 22 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:10,861 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 65 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:10,862 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 85 states.
[2024-11-22 22:55:10,868 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 80.
[2024-11-22 22:55:10,868 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 80 states, 56 states have (on average 1.5) internal successors, (84), 76 states have internal predecessors, (84), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:10,868 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 88 transitions.
[2024-11-22 22:55:10,869 INFO  L78                 Accepts]: Start accepts. Automaton has 80 states and 88 transitions. Word has length 9
[2024-11-22 22:55:10,869 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:10,869 INFO  L471      AbstractCegarLoop]: Abstraction has 80 states and 88 transitions.
[2024-11-22 22:55:10,869 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,869 INFO  L276                IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions.
[2024-11-22 22:55:10,869 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-22 22:55:10,869 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:10,870 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:10,870 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-22 22:55:10,870 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:10,872 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:10,872 INFO  L85        PathProgramCache]: Analyzing trace with hash -509445297, now seen corresponding path program 1 times
[2024-11-22 22:55:10,872 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:10,872 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746749849]
[2024-11-22 22:55:10,872 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,873 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,883 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:10,925 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:10,925 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:10,926 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746749849]
[2024-11-22 22:55:10,926 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746749849] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:10,926 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:10,926 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-22 22:55:10,926 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371140400]
[2024-11-22 22:55:10,926 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:10,926 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:55:10,926 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:10,926 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:55:10,926 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:10,927 INFO  L87              Difference]: Start difference. First operand 80 states and 88 transitions. Second operand  has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,982 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:10,982 INFO  L93              Difference]: Finished difference Result 89 states and 93 transitions.
[2024-11-22 22:55:10,982 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-22 22:55:10,982 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12
[2024-11-22 22:55:10,982 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:10,983 INFO  L225             Difference]: With dead ends: 89
[2024-11-22 22:55:10,983 INFO  L226             Difference]: Without dead ends: 77
[2024-11-22 22:55:10,983 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:10,983 INFO  L432           NwaCegarLoop]: 35 mSDtfsCounter, 41 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:10,984 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 63 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:10,984 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2024-11-22 22:55:10,987 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 73.
[2024-11-22 22:55:10,987 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 73 states, 49 states have (on average 1.489795918367347) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:10,987 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 77 transitions.
[2024-11-22 22:55:10,988 INFO  L78                 Accepts]: Start accepts. Automaton has 73 states and 77 transitions. Word has length 12
[2024-11-22 22:55:10,988 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:10,988 INFO  L471      AbstractCegarLoop]: Abstraction has 73 states and 77 transitions.
[2024-11-22 22:55:10,988 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:55:10,988 INFO  L276                IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions.
[2024-11-22 22:55:10,988 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-22 22:55:10,988 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:10,988 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:10,988 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-22 22:55:10,988 INFO  L396      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:10,989 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:10,989 INFO  L85        PathProgramCache]: Analyzing trace with hash 1343722417, now seen corresponding path program 1 times
[2024-11-22 22:55:10,989 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:10,989 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771061335]
[2024-11-22 22:55:10,989 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:10,989 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:10,997 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:11,038 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,038 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:11,038 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771061335]
[2024-11-22 22:55:11,038 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771061335] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:11,038 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:11,039 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:55:11,039 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463443944]
[2024-11-22 22:55:11,039 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:11,039 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:55:11,039 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:11,040 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:55:11,040 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:55:11,040 INFO  L87              Difference]: Start difference. First operand 73 states and 77 transitions. Second operand  has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,052 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:11,053 INFO  L93              Difference]: Finished difference Result 75 states and 77 transitions.
[2024-11-22 22:55:11,053 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-22 22:55:11,053 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21
[2024-11-22 22:55:11,053 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:11,054 INFO  L225             Difference]: With dead ends: 75
[2024-11-22 22:55:11,054 INFO  L226             Difference]: Without dead ends: 73
[2024-11-22 22:55:11,054 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:55:11,055 INFO  L432           NwaCegarLoop]: 53 mSDtfsCounter, 1 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:11,055 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 102 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:11,055 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 73 states.
[2024-11-22 22:55:11,058 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73.
[2024-11-22 22:55:11,058 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 73 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 69 states have internal predecessors, (71), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:11,059 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 75 transitions.
[2024-11-22 22:55:11,059 INFO  L78                 Accepts]: Start accepts. Automaton has 73 states and 75 transitions. Word has length 21
[2024-11-22 22:55:11,060 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:11,060 INFO  L471      AbstractCegarLoop]: Abstraction has 73 states and 75 transitions.
[2024-11-22 22:55:11,060 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,060 INFO  L276                IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions.
[2024-11-22 22:55:11,061 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-11-22 22:55:11,061 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:11,061 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:11,061 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-22 22:55:11,061 INFO  L396      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:11,062 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:11,062 INFO  L85        PathProgramCache]: Analyzing trace with hash -1913246411, now seen corresponding path program 1 times
[2024-11-22 22:55:11,062 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:11,062 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421335329]
[2024-11-22 22:55:11,062 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:11,063 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:11,072 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:11,142 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,142 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:11,142 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421335329]
[2024-11-22 22:55:11,143 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421335329] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:11,143 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:11,143 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-22 22:55:11,143 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023995748]
[2024-11-22 22:55:11,143 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:11,143 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:55:11,143 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:11,143 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:55:11,143 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:11,144 INFO  L87              Difference]: Start difference. First operand 73 states and 75 transitions. Second operand  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,220 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:11,220 INFO  L93              Difference]: Finished difference Result 76 states and 79 transitions.
[2024-11-22 22:55:11,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-22 22:55:11,220 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25
[2024-11-22 22:55:11,221 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:11,221 INFO  L225             Difference]: With dead ends: 76
[2024-11-22 22:55:11,221 INFO  L226             Difference]: Without dead ends: 75
[2024-11-22 22:55:11,221 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:11,222 INFO  L432           NwaCegarLoop]: 43 mSDtfsCounter, 1 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:11,222 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 78 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:11,222 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2024-11-22 22:55:11,227 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 74.
[2024-11-22 22:55:11,228 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 74 states, 50 states have (on average 1.44) internal successors, (72), 70 states have internal predecessors, (72), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:11,228 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 76 transitions.
[2024-11-22 22:55:11,229 INFO  L78                 Accepts]: Start accepts. Automaton has 74 states and 76 transitions. Word has length 25
[2024-11-22 22:55:11,229 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:11,229 INFO  L471      AbstractCegarLoop]: Abstraction has 74 states and 76 transitions.
[2024-11-22 22:55:11,229 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions.
[2024-11-22 22:55:11,230 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-11-22 22:55:11,231 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:11,231 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:11,231 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-22 22:55:11,231 INFO  L396      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:11,231 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:11,232 INFO  L85        PathProgramCache]: Analyzing trace with hash 818903483, now seen corresponding path program 1 times
[2024-11-22 22:55:11,232 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:11,232 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44798756]
[2024-11-22 22:55:11,232 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:11,232 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:11,242 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:11,292 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,292 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:11,292 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44798756]
[2024-11-22 22:55:11,292 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44798756] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:11,292 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:55:11,292 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-22 22:55:11,292 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753516489]
[2024-11-22 22:55:11,292 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:11,293 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:55:11,293 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:11,293 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:55:11,293 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:11,293 INFO  L87              Difference]: Start difference. First operand 74 states and 76 transitions. Second operand  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,340 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:11,341 INFO  L93              Difference]: Finished difference Result 76 states and 78 transitions.
[2024-11-22 22:55:11,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-22 22:55:11,341 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26
[2024-11-22 22:55:11,342 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:11,342 INFO  L225             Difference]: With dead ends: 76
[2024-11-22 22:55:11,342 INFO  L226             Difference]: Without dead ends: 75
[2024-11-22 22:55:11,342 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:55:11,343 INFO  L432           NwaCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:11,343 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 62 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:11,344 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2024-11-22 22:55:11,350 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75.
[2024-11-22 22:55:11,351 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 75 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 71 states have internal predecessors, (73), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:11,351 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions.
[2024-11-22 22:55:11,351 INFO  L78                 Accepts]: Start accepts. Automaton has 75 states and 77 transitions. Word has length 26
[2024-11-22 22:55:11,352 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:11,352 INFO  L471      AbstractCegarLoop]: Abstraction has 75 states and 77 transitions.
[2024-11-22 22:55:11,352 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,352 INFO  L276                IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions.
[2024-11-22 22:55:11,352 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-11-22 22:55:11,353 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:11,353 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:11,353 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-11-22 22:55:11,353 INFO  L396      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:11,353 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:11,354 INFO  L85        PathProgramCache]: Analyzing trace with hash 539457580, now seen corresponding path program 1 times
[2024-11-22 22:55:11,354 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:11,354 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153070907]
[2024-11-22 22:55:11,354 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:11,354 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:11,361 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:11,417 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,417 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:11,417 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153070907]
[2024-11-22 22:55:11,417 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153070907] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:11,417 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311934460]
[2024-11-22 22:55:11,417 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:11,417 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:11,417 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:11,420 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:11,421 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-22 22:55:11,446 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:11,446 INFO  L255         TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:11,448 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:11,533 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,533 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:55:11,533 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [311934460] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:11,533 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:55:11,533 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8
[2024-11-22 22:55:11,533 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263861146]
[2024-11-22 22:55:11,533 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:11,534 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-22 22:55:11,534 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:11,534 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-22 22:55:11,534 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2024-11-22 22:55:11,534 INFO  L87              Difference]: Start difference. First operand 75 states and 77 transitions. Second operand  has 5 states, 4 states have (on average 6.75) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,563 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:11,564 INFO  L93              Difference]: Finished difference Result 90 states and 91 transitions.
[2024-11-22 22:55:11,564 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-22 22:55:11,564 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 6.75) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29
[2024-11-22 22:55:11,564 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:11,565 INFO  L225             Difference]: With dead ends: 90
[2024-11-22 22:55:11,565 INFO  L226             Difference]: Without dead ends: 89
[2024-11-22 22:55:11,565 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110
[2024-11-22 22:55:11,566 INFO  L432           NwaCegarLoop]: 64 mSDtfsCounter, 33 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:11,566 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 201 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:11,567 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 89 states.
[2024-11-22 22:55:11,572 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 74.
[2024-11-22 22:55:11,573 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 74 states, 51 states have (on average 1.411764705882353) internal successors, (72), 70 states have internal predecessors, (72), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:11,573 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 76 transitions.
[2024-11-22 22:55:11,573 INFO  L78                 Accepts]: Start accepts. Automaton has 74 states and 76 transitions. Word has length 29
[2024-11-22 22:55:11,573 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:11,573 INFO  L471      AbstractCegarLoop]: Abstraction has 74 states and 76 transitions.
[2024-11-22 22:55:11,574 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 6.75) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:11,574 INFO  L276                IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions.
[2024-11-22 22:55:11,574 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2024-11-22 22:55:11,574 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:11,575 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:11,583 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-22 22:55:11,775 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2024-11-22 22:55:11,776 INFO  L396      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:11,776 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:11,776 INFO  L85        PathProgramCache]: Analyzing trace with hash -786810108, now seen corresponding path program 1 times
[2024-11-22 22:55:11,776 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:11,776 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349755533]
[2024-11-22 22:55:11,776 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:11,777 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:11,792 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-22 22:55:11,793 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1417755384]
[2024-11-22 22:55:11,793 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:11,793 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:11,793 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:11,795 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:11,797 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-22 22:55:11,828 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:11,829 INFO  L255         TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:11,830 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:11,877 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,877 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:11,955 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:11,956 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:11,956 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349755533]
[2024-11-22 22:55:11,956 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-22 22:55:11,956 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1417755384]
[2024-11-22 22:55:11,956 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1417755384] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:11,956 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-22 22:55:11,956 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5
[2024-11-22 22:55:11,956 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504290473]
[2024-11-22 22:55:11,957 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:11,957 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-22 22:55:11,957 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:11,957 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-22 22:55:11,957 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2024-11-22 22:55:11,958 INFO  L87              Difference]: Start difference. First operand 74 states and 76 transitions. Second operand  has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:12,076 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:12,076 INFO  L93              Difference]: Finished difference Result 152 states and 187 transitions.
[2024-11-22 22:55:12,077 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-22 22:55:12,077 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32
[2024-11-22 22:55:12,077 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:12,078 INFO  L225             Difference]: With dead ends: 152
[2024-11-22 22:55:12,078 INFO  L226             Difference]: Without dead ends: 148
[2024-11-22 22:55:12,078 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42
[2024-11-22 22:55:12,078 INFO  L432           NwaCegarLoop]: 39 mSDtfsCounter, 95 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:12,078 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 119 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:12,079 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 148 states.
[2024-11-22 22:55:12,083 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 120.
[2024-11-22 22:55:12,083 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 120 states, 97 states have (on average 1.4536082474226804) internal successors, (141), 114 states have internal predecessors, (141), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-22 22:55:12,083 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 149 transitions.
[2024-11-22 22:55:12,083 INFO  L78                 Accepts]: Start accepts. Automaton has 120 states and 149 transitions. Word has length 32
[2024-11-22 22:55:12,084 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:12,084 INFO  L471      AbstractCegarLoop]: Abstraction has 120 states and 149 transitions.
[2024-11-22 22:55:12,084 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:12,084 INFO  L276                IsEmpty]: Start isEmpty. Operand 120 states and 149 transitions.
[2024-11-22 22:55:12,084 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-11-22 22:55:12,084 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:12,084 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:12,091 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-22 22:55:12,285 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:12,285 INFO  L396      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:12,285 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:12,285 INFO  L85        PathProgramCache]: Analyzing trace with hash 1378690480, now seen corresponding path program 1 times
[2024-11-22 22:55:12,286 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:12,286 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949543946]
[2024-11-22 22:55:12,286 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:12,286 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:12,295 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:12,350 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:12,350 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:12,350 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949543946]
[2024-11-22 22:55:12,350 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949543946] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:12,351 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974854825]
[2024-11-22 22:55:12,351 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:12,351 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:12,351 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:12,353 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:12,354 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-22 22:55:12,381 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:12,381 INFO  L255         TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:12,382 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:12,464 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:12,464 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:12,518 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:12,518 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [974854825] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:12,518 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:55:12,519 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9
[2024-11-22 22:55:12,519 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936762037]
[2024-11-22 22:55:12,519 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:12,519 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-22 22:55:12,519 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:12,519 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-22 22:55:12,519 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90
[2024-11-22 22:55:12,520 INFO  L87              Difference]: Start difference. First operand 120 states and 149 transitions. Second operand  has 10 states, 9 states have (on average 8.666666666666666) internal successors, (78), 10 states have internal predecessors, (78), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-22 22:55:12,626 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:12,626 INFO  L93              Difference]: Finished difference Result 120 states and 149 transitions.
[2024-11-22 22:55:12,626 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-22 22:55:12,627 INFO  L78                 Accepts]: Start accepts. Automaton has  has 10 states, 9 states have (on average 8.666666666666666) internal successors, (78), 10 states have internal predecessors, (78), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 33
[2024-11-22 22:55:12,627 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:12,628 INFO  L225             Difference]: With dead ends: 120
[2024-11-22 22:55:12,628 INFO  L226             Difference]: Without dead ends: 117
[2024-11-22 22:55:12,628 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110
[2024-11-22 22:55:12,629 INFO  L432           NwaCegarLoop]: 27 mSDtfsCounter, 63 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:12,629 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 100 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:12,629 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2024-11-22 22:55:12,633 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117.
[2024-11-22 22:55:12,634 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 117 states, 97 states have (on average 1.3814432989690721) internal successors, (134), 111 states have internal predecessors, (134), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-22 22:55:12,634 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 142 transitions.
[2024-11-22 22:55:12,638 INFO  L78                 Accepts]: Start accepts. Automaton has 117 states and 142 transitions. Word has length 33
[2024-11-22 22:55:12,638 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:12,638 INFO  L471      AbstractCegarLoop]: Abstraction has 117 states and 142 transitions.
[2024-11-22 22:55:12,639 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 8.666666666666666) internal successors, (78), 10 states have internal predecessors, (78), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-22 22:55:12,639 INFO  L276                IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions.
[2024-11-22 22:55:12,639 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2024-11-22 22:55:12,639 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:12,639 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:12,649 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-22 22:55:12,839 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:12,840 INFO  L396      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:12,840 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:12,840 INFO  L85        PathProgramCache]: Analyzing trace with hash -210268026, now seen corresponding path program 1 times
[2024-11-22 22:55:12,840 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:12,840 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863468416]
[2024-11-22 22:55:12,840 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:12,840 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:12,847 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:12,902 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:12,902 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:12,902 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863468416]
[2024-11-22 22:55:12,902 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863468416] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:12,902 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [555175799]
[2024-11-22 22:55:12,902 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:12,903 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:12,903 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:12,905 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:12,907 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-22 22:55:12,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:12,953 INFO  L255         TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:12,954 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:13,043 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:13,043 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:13,099 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:13,099 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [555175799] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:13,099 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:55:13,099 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9
[2024-11-22 22:55:13,099 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752862609]
[2024-11-22 22:55:13,099 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:13,100 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-22 22:55:13,100 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:13,100 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-22 22:55:13,100 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90
[2024-11-22 22:55:13,100 INFO  L87              Difference]: Start difference. First operand 117 states and 142 transitions. Second operand  has 10 states, 9 states have (on average 8.88888888888889) internal successors, (80), 10 states have internal predecessors, (80), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-22 22:55:13,234 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:13,234 INFO  L93              Difference]: Finished difference Result 134 states and 159 transitions.
[2024-11-22 22:55:13,234 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-11-22 22:55:13,235 INFO  L78                 Accepts]: Start accepts. Automaton has  has 10 states, 9 states have (on average 8.88888888888889) internal successors, (80), 10 states have internal predecessors, (80), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 34
[2024-11-22 22:55:13,235 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:13,235 INFO  L225             Difference]: With dead ends: 134
[2024-11-22 22:55:13,235 INFO  L226             Difference]: Without dead ends: 127
[2024-11-22 22:55:13,236 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=72, Unknown=0, NotChecked=0, Total=132
[2024-11-22 22:55:13,236 INFO  L432           NwaCegarLoop]: 22 mSDtfsCounter, 66 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:13,236 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 122 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:13,237 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 127 states.
[2024-11-22 22:55:13,243 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 117.
[2024-11-22 22:55:13,243 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 117 states, 101 states have (on average 1.2574257425742574) internal successors, (127), 111 states have internal predecessors, (127), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-22 22:55:13,244 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions.
[2024-11-22 22:55:13,244 INFO  L78                 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 34
[2024-11-22 22:55:13,244 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:13,244 INFO  L471      AbstractCegarLoop]: Abstraction has 117 states and 135 transitions.
[2024-11-22 22:55:13,244 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 8.88888888888889) internal successors, (80), 10 states have internal predecessors, (80), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-22 22:55:13,244 INFO  L276                IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions.
[2024-11-22 22:55:13,245 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 37
[2024-11-22 22:55:13,245 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:13,245 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:13,255 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-11-22 22:55:13,448 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2024-11-22 22:55:13,449 INFO  L396      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:13,450 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:13,450 INFO  L85        PathProgramCache]: Analyzing trace with hash -204108280, now seen corresponding path program 1 times
[2024-11-22 22:55:13,450 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:13,450 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598294909]
[2024-11-22 22:55:13,450 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:13,450 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:13,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:13,513 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:13,514 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:13,514 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598294909]
[2024-11-22 22:55:13,514 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598294909] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:13,514 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473897817]
[2024-11-22 22:55:13,514 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:13,514 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:13,514 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:13,518 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:13,519 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-22 22:55:13,545 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:13,545 INFO  L255         TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:13,547 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:13,659 INFO  L134       CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:55:13,659 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:55:13,659 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473897817] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:13,659 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:55:13,659 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9
[2024-11-22 22:55:13,660 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078895559]
[2024-11-22 22:55:13,660 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:13,660 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-22 22:55:13,660 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:13,660 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-22 22:55:13,660 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2024-11-22 22:55:13,661 INFO  L87              Difference]: Start difference. First operand 117 states and 135 transitions. Second operand  has 6 states, 5 states have (on average 6.8) internal successors, (34), 6 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:13,709 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:13,709 INFO  L93              Difference]: Finished difference Result 119 states and 137 transitions.
[2024-11-22 22:55:13,709 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-22 22:55:13,709 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 6.8) internal successors, (34), 6 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36
[2024-11-22 22:55:13,710 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:13,710 INFO  L225             Difference]: With dead ends: 119
[2024-11-22 22:55:13,710 INFO  L226             Difference]: Without dead ends: 105
[2024-11-22 22:55:13,710 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2024-11-22 22:55:13,711 INFO  L432           NwaCegarLoop]: 27 mSDtfsCounter, 47 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:13,711 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 45 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:13,711 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 105 states.
[2024-11-22 22:55:13,716 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105.
[2024-11-22 22:55:13,716 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 105 states, 93 states have (on average 1.1397849462365592) internal successors, (106), 99 states have internal predecessors, (106), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-22 22:55:13,717 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 114 transitions.
[2024-11-22 22:55:13,717 INFO  L78                 Accepts]: Start accepts. Automaton has 105 states and 114 transitions. Word has length 36
[2024-11-22 22:55:13,717 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:13,718 INFO  L471      AbstractCegarLoop]: Abstraction has 105 states and 114 transitions.
[2024-11-22 22:55:13,718 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 6.8) internal successors, (34), 6 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-22 22:55:13,718 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 114 transitions.
[2024-11-22 22:55:13,719 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2024-11-22 22:55:13,719 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:13,719 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:13,725 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-11-22 22:55:13,919 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:13,920 INFO  L396      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:13,920 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:13,920 INFO  L85        PathProgramCache]: Analyzing trace with hash -1169456872, now seen corresponding path program 1 times
[2024-11-22 22:55:13,920 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:13,920 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072214679]
[2024-11-22 22:55:13,920 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:13,920 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:13,926 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:13,950 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-22 22:55:13,950 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:13,950 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072214679]
[2024-11-22 22:55:13,950 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072214679] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:13,950 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379317632]
[2024-11-22 22:55:13,950 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:13,951 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:13,951 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:13,952 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:13,953 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-11-22 22:55:13,980 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:13,981 INFO  L255         TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:13,981 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:14,015 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-22 22:55:14,015 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:55:14,015 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [379317632] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:14,015 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:55:14,015 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4
[2024-11-22 22:55:14,015 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932036297]
[2024-11-22 22:55:14,015 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:14,015 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:55:14,015 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:14,016 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:55:14,016 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-22 22:55:14,016 INFO  L87              Difference]: Start difference. First operand 105 states and 114 transitions. Second operand  has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:14,045 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:14,046 INFO  L93              Difference]: Finished difference Result 105 states and 114 transitions.
[2024-11-22 22:55:14,047 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-22 22:55:14,047 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45
[2024-11-22 22:55:14,047 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:14,048 INFO  L225             Difference]: With dead ends: 105
[2024-11-22 22:55:14,048 INFO  L226             Difference]: Without dead ends: 104
[2024-11-22 22:55:14,048 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-22 22:55:14,048 INFO  L432           NwaCegarLoop]: 46 mSDtfsCounter, 19 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:14,048 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 64 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:14,049 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 104 states.
[2024-11-22 22:55:14,055 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104.
[2024-11-22 22:55:14,055 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 104 states, 93 states have (on average 1.10752688172043) internal successors, (103), 98 states have internal predecessors, (103), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-22 22:55:14,056 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 111 transitions.
[2024-11-22 22:55:14,056 INFO  L78                 Accepts]: Start accepts. Automaton has 104 states and 111 transitions. Word has length 45
[2024-11-22 22:55:14,056 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:14,056 INFO  L471      AbstractCegarLoop]: Abstraction has 104 states and 111 transitions.
[2024-11-22 22:55:14,056 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:14,056 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions.
[2024-11-22 22:55:14,056 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2024-11-22 22:55:14,057 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:14,057 INFO  L215           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:55:14,066 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2024-11-22 22:55:14,257 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:14,257 INFO  L396      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:14,258 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:14,258 INFO  L85        PathProgramCache]: Analyzing trace with hash -1893424592, now seen corresponding path program 1 times
[2024-11-22 22:55:14,258 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:14,258 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772502411]
[2024-11-22 22:55:14,258 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:14,258 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:14,267 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:14,323 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-22 22:55:14,323 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:14,323 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772502411]
[2024-11-22 22:55:14,323 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772502411] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:14,324 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275313108]
[2024-11-22 22:55:14,324 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:14,324 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:14,324 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:14,325 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:14,326 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-11-22 22:55:14,355 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:14,356 INFO  L255         TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:14,357 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:14,400 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-22 22:55:14,400 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:14,450 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-22 22:55:14,450 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [275313108] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:14,450 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:55:14,451 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6
[2024-11-22 22:55:14,451 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487084875]
[2024-11-22 22:55:14,451 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:14,451 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-22 22:55:14,451 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:14,451 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-22 22:55:14,452 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2024-11-22 22:55:14,452 INFO  L87              Difference]: Start difference. First operand 104 states and 111 transitions. Second operand  has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-22 22:55:14,479 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:14,479 INFO  L93              Difference]: Finished difference Result 120 states and 126 transitions.
[2024-11-22 22:55:14,479 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-22 22:55:14,479 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 46
[2024-11-22 22:55:14,479 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:14,480 INFO  L225             Difference]: With dead ends: 120
[2024-11-22 22:55:14,480 INFO  L226             Difference]: Without dead ends: 119
[2024-11-22 22:55:14,480 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2024-11-22 22:55:14,481 INFO  L432           NwaCegarLoop]: 33 mSDtfsCounter, 11 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:14,481 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 140 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:14,481 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 119 states.
[2024-11-22 22:55:14,486 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 114.
[2024-11-22 22:55:14,487 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 114 states, 102 states have (on average 1.088235294117647) internal successors, (111), 107 states have internal predecessors, (111), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-22 22:55:14,487 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions.
[2024-11-22 22:55:14,488 INFO  L78                 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 46
[2024-11-22 22:55:14,488 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:14,488 INFO  L471      AbstractCegarLoop]: Abstraction has 114 states and 121 transitions.
[2024-11-22 22:55:14,488 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-11-22 22:55:14,488 INFO  L276                IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions.
[2024-11-22 22:55:14,489 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2024-11-22 22:55:14,489 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:14,489 INFO  L215           NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1]
[2024-11-22 22:55:14,495 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0
[2024-11-22 22:55:14,689 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2024-11-22 22:55:14,689 INFO  L396      AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:14,690 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:14,690 INFO  L85        PathProgramCache]: Analyzing trace with hash 1909658797, now seen corresponding path program 1 times
[2024-11-22 22:55:14,690 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:14,690 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849218704]
[2024-11-22 22:55:14,690 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:14,690 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:14,698 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:14,781 INFO  L134       CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-22 22:55:14,782 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:14,782 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849218704]
[2024-11-22 22:55:14,782 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849218704] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:14,782 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [816482919]
[2024-11-22 22:55:14,782 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:55:14,782 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:14,782 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:14,784 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:14,785 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2024-11-22 22:55:14,816 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:55:14,817 INFO  L255         TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:14,820 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:15,000 INFO  L134       CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-22 22:55:15,001 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:15,151 INFO  L134       CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-22 22:55:15,151 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [816482919] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:15,151 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:55:15,151 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 19
[2024-11-22 22:55:15,151 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282645781]
[2024-11-22 22:55:15,151 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:15,151 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 20 states
[2024-11-22 22:55:15,151 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:15,152 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants.
[2024-11-22 22:55:15,152 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=236, Unknown=0, NotChecked=0, Total=380
[2024-11-22 22:55:15,152 INFO  L87              Difference]: Start difference. First operand 114 states and 121 transitions. Second operand  has 20 states, 19 states have (on average 9.368421052631579) internal successors, (178), 20 states have internal predecessors, (178), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2024-11-22 22:55:15,357 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:15,358 INFO  L93              Difference]: Finished difference Result 171 states and 190 transitions.
[2024-11-22 22:55:15,358 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2024-11-22 22:55:15,358 INFO  L78                 Accepts]: Start accepts. Automaton has  has 20 states, 19 states have (on average 9.368421052631579) internal successors, (178), 20 states have internal predecessors, (178), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Word has length 74
[2024-11-22 22:55:15,358 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:15,359 INFO  L225             Difference]: With dead ends: 171
[2024-11-22 22:55:15,359 INFO  L226             Difference]: Without dead ends: 170
[2024-11-22 22:55:15,359 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=248, Invalid=402, Unknown=0, NotChecked=0, Total=650
[2024-11-22 22:55:15,359 INFO  L432           NwaCegarLoop]: 17 mSDtfsCounter, 52 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:15,360 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 116 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:15,360 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 170 states.
[2024-11-22 22:55:15,364 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 158.
[2024-11-22 22:55:15,364 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 158 states, 144 states have (on average 1.1111111111111112) internal successors, (160), 149 states have internal predecessors, (160), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-11-22 22:55:15,364 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 174 transitions.
[2024-11-22 22:55:15,364 INFO  L78                 Accepts]: Start accepts. Automaton has 158 states and 174 transitions. Word has length 74
[2024-11-22 22:55:15,365 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:15,365 INFO  L471      AbstractCegarLoop]: Abstraction has 158 states and 174 transitions.
[2024-11-22 22:55:15,365 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 20 states, 19 states have (on average 9.368421052631579) internal successors, (178), 20 states have internal predecessors, (178), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2024-11-22 22:55:15,365 INFO  L276                IsEmpty]: Start isEmpty. Operand 158 states and 174 transitions.
[2024-11-22 22:55:15,367 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 83
[2024-11-22 22:55:15,367 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:15,367 INFO  L215           NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1]
[2024-11-22 22:55:15,376 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2024-11-22 22:55:15,568 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16
[2024-11-22 22:55:15,568 INFO  L396      AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:15,568 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:15,568 INFO  L85        PathProgramCache]: Analyzing trace with hash -722331272, now seen corresponding path program 2 times
[2024-11-22 22:55:15,569 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:15,569 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420979255]
[2024-11-22 22:55:15,569 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:15,569 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:15,578 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-22 22:55:15,579 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:15,671 INFO  L134       CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-22 22:55:15,671 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:15,671 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420979255]
[2024-11-22 22:55:15,671 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420979255] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:15,671 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192221209]
[2024-11-22 22:55:15,671 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:15,672 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:15,672 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:15,674 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:15,675 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2024-11-22 22:55:15,710 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-22 22:55:15,710 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:15,711 INFO  L255         TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:15,712 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:15,894 INFO  L134       CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-22 22:55:15,894 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:16,063 INFO  L134       CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-11-22 22:55:16,064 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [192221209] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:16,064 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:55:16,064 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21
[2024-11-22 22:55:16,064 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91345574]
[2024-11-22 22:55:16,064 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:16,065 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2024-11-22 22:55:16,065 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:16,065 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2024-11-22 22:55:16,065 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=297, Unknown=0, NotChecked=0, Total=462
[2024-11-22 22:55:16,066 INFO  L87              Difference]: Start difference. First operand 158 states and 174 transitions. Second operand  has 22 states, 21 states have (on average 9.238095238095237) internal successors, (194), 22 states have internal predecessors, (194), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2024-11-22 22:55:16,322 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:16,322 INFO  L93              Difference]: Finished difference Result 186 states and 202 transitions.
[2024-11-22 22:55:16,322 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-11-22 22:55:16,322 INFO  L78                 Accepts]: Start accepts. Automaton has  has 22 states, 21 states have (on average 9.238095238095237) internal successors, (194), 22 states have internal predecessors, (194), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Word has length 82
[2024-11-22 22:55:16,323 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:16,323 INFO  L225             Difference]: With dead ends: 186
[2024-11-22 22:55:16,323 INFO  L226             Difference]: Without dead ends: 174
[2024-11-22 22:55:16,324 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=321, Invalid=549, Unknown=0, NotChecked=0, Total=870
[2024-11-22 22:55:16,324 INFO  L432           NwaCegarLoop]: 18 mSDtfsCounter, 110 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:16,324 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 177 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-22 22:55:16,325 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 174 states.
[2024-11-22 22:55:16,328 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 166.
[2024-11-22 22:55:16,329 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 166 states, 152 states have (on average 1.0921052631578947) internal successors, (166), 157 states have internal predecessors, (166), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-11-22 22:55:16,329 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 180 transitions.
[2024-11-22 22:55:16,329 INFO  L78                 Accepts]: Start accepts. Automaton has 166 states and 180 transitions. Word has length 82
[2024-11-22 22:55:16,330 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:16,330 INFO  L471      AbstractCegarLoop]: Abstraction has 166 states and 180 transitions.
[2024-11-22 22:55:16,330 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 22 states, 21 states have (on average 9.238095238095237) internal successors, (194), 22 states have internal predecessors, (194), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2024-11-22 22:55:16,330 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 180 transitions.
[2024-11-22 22:55:16,330 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 105
[2024-11-22 22:55:16,331 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:16,331 INFO  L215           NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1]
[2024-11-22 22:55:16,337 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2024-11-22 22:55:16,534 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17
[2024-11-22 22:55:16,535 INFO  L396      AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:16,535 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:16,535 INFO  L85        PathProgramCache]: Analyzing trace with hash 1306599087, now seen corresponding path program 2 times
[2024-11-22 22:55:16,535 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:16,535 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211775613]
[2024-11-22 22:55:16,535 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:16,535 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:16,557 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-22 22:55:16,558 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unknown
[2024-11-22 22:55:16,559 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1603764989]
[2024-11-22 22:55:16,559 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:16,559 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:16,559 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:16,561 INFO  L229       MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:16,562 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process
[2024-11-22 22:55:16,598 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-22 22:55:16,598 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:16,599 INFO  L255         TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:16,600 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:16,689 INFO  L134       CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-22 22:55:16,689 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:16,872 INFO  L134       CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-22 22:55:16,873 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:16,873 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211775613]
[2024-11-22 22:55:16,873 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-22 22:55:16,873 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603764989]
[2024-11-22 22:55:16,873 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603764989] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:16,873 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-22 22:55:16,873 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11
[2024-11-22 22:55:16,873 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304738785]
[2024-11-22 22:55:16,873 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:16,873 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-22 22:55:16,873 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:16,874 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-22 22:55:16,874 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132
[2024-11-22 22:55:16,874 INFO  L87              Difference]: Start difference. First operand 166 states and 180 transitions. Second operand  has 12 states, 11 states have (on average 15.454545454545455) internal successors, (170), 12 states have internal predecessors, (170), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2024-11-22 22:55:17,131 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:17,132 INFO  L93              Difference]: Finished difference Result 249 states and 272 transitions.
[2024-11-22 22:55:17,132 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-11-22 22:55:17,132 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 11 states have (on average 15.454545454545455) internal successors, (170), 12 states have internal predecessors, (170), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 104
[2024-11-22 22:55:17,132 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:17,133 INFO  L225             Difference]: With dead ends: 249
[2024-11-22 22:55:17,133 INFO  L226             Difference]: Without dead ends: 241
[2024-11-22 22:55:17,133 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240
[2024-11-22 22:55:17,133 INFO  L432           NwaCegarLoop]: 67 mSDtfsCounter, 146 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:17,134 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 363 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-22 22:55:17,134 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 241 states.
[2024-11-22 22:55:17,139 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 224.
[2024-11-22 22:55:17,139 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 224 states, 207 states have (on average 1.0917874396135265) internal successors, (226), 212 states have internal predecessors, (226), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2024-11-22 22:55:17,139 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 246 transitions.
[2024-11-22 22:55:17,140 INFO  L78                 Accepts]: Start accepts. Automaton has 224 states and 246 transitions. Word has length 104
[2024-11-22 22:55:17,140 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:17,140 INFO  L471      AbstractCegarLoop]: Abstraction has 224 states and 246 transitions.
[2024-11-22 22:55:17,140 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 11 states have (on average 15.454545454545455) internal successors, (170), 12 states have internal predecessors, (170), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2024-11-22 22:55:17,140 INFO  L276                IsEmpty]: Start isEmpty. Operand 224 states and 246 transitions.
[2024-11-22 22:55:17,140 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 119
[2024-11-22 22:55:17,140 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:17,140 INFO  L215           NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 1, 1, 1]
[2024-11-22 22:55:17,147 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0
[2024-11-22 22:55:17,341 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:17,341 INFO  L396      AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:17,341 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:17,341 INFO  L85        PathProgramCache]: Analyzing trace with hash -835567973, now seen corresponding path program 2 times
[2024-11-22 22:55:17,341 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:17,342 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899724162]
[2024-11-22 22:55:17,342 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:17,342 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:17,365 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:55:17,365 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:17,390 INFO  L134       CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked.
[2024-11-22 22:55:17,390 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:17,390 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899724162]
[2024-11-22 22:55:17,390 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899724162] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:17,390 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400556088]
[2024-11-22 22:55:17,390 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:17,390 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:17,390 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:17,392 INFO  L229       MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:17,397 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process
[2024-11-22 22:55:17,427 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:55:17,427 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:17,427 INFO  L255         TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:17,428 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:17,509 INFO  L134       CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked.
[2024-11-22 22:55:17,509 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:55:17,612 INFO  L134       CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked.
[2024-11-22 22:55:17,612 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1400556088] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:55:17,612 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:55:17,612 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5
[2024-11-22 22:55:17,612 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340905681]
[2024-11-22 22:55:17,612 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:55:17,613 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-22 22:55:17,613 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:17,613 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-22 22:55:17,613 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2024-11-22 22:55:17,613 INFO  L87              Difference]: Start difference. First operand 224 states and 246 transitions. Second operand  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:17,632 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:17,632 INFO  L93              Difference]: Finished difference Result 224 states and 246 transitions.
[2024-11-22 22:55:17,633 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-22 22:55:17,633 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 118
[2024-11-22 22:55:17,633 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:17,634 INFO  L225             Difference]: With dead ends: 224
[2024-11-22 22:55:17,634 INFO  L226             Difference]: Without dead ends: 223
[2024-11-22 22:55:17,634 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:55:17,635 INFO  L432           NwaCegarLoop]: 32 mSDtfsCounter, 55 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:17,635 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 72 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:55:17,637 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 223 states.
[2024-11-22 22:55:17,642 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223.
[2024-11-22 22:55:17,642 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 223 states, 207 states have (on average 1.0628019323671498) internal successors, (220), 211 states have internal predecessors, (220), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2024-11-22 22:55:17,643 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 240 transitions.
[2024-11-22 22:55:17,643 INFO  L78                 Accepts]: Start accepts. Automaton has 223 states and 240 transitions. Word has length 118
[2024-11-22 22:55:17,643 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:17,643 INFO  L471      AbstractCegarLoop]: Abstraction has 223 states and 240 transitions.
[2024-11-22 22:55:17,644 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:17,644 INFO  L276                IsEmpty]: Start isEmpty. Operand 223 states and 240 transitions.
[2024-11-22 22:55:17,644 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-22 22:55:17,644 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:17,644 INFO  L215           NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 1, 1, 1]
[2024-11-22 22:55:17,650 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0
[2024-11-22 22:55:17,845 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:17,845 INFO  L396      AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:17,845 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:17,845 INFO  L85        PathProgramCache]: Analyzing trace with hash 84477585, now seen corresponding path program 2 times
[2024-11-22 22:55:17,845 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:17,845 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722887978]
[2024-11-22 22:55:17,845 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:17,846 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:17,862 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2024-11-22 22:55:17,863 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:18,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked.
[2024-11-22 22:55:18,214 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:18,214 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722887978]
[2024-11-22 22:55:18,214 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722887978] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:18,214 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899633194]
[2024-11-22 22:55:18,214 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:55:18,214 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:18,214 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:18,216 INFO  L229       MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:18,217 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process
[2024-11-22 22:55:18,248 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:55:18,248 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:18,249 INFO  L255         TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:18,250 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:18,395 INFO  L134       CoverageAnalysis]: Checked inductivity of 504 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked.
[2024-11-22 22:55:18,395 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:55:18,396 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [899633194] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:55:18,396 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:55:18,396 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [15] total 20
[2024-11-22 22:55:18,396 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693690242]
[2024-11-22 22:55:18,396 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:55:18,396 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-22 22:55:18,396 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:55:18,397 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-22 22:55:18,397 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420
[2024-11-22 22:55:18,397 INFO  L87              Difference]: Start difference. First operand 223 states and 240 transitions. Second operand  has 7 states, 6 states have (on average 6.5) internal successors, (39), 7 states have internal predecessors, (39), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:18,467 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:55:18,467 INFO  L93              Difference]: Finished difference Result 225 states and 242 transitions.
[2024-11-22 22:55:18,467 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-11-22 22:55:18,467 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 6 states have (on average 6.5) internal successors, (39), 7 states have internal predecessors, (39), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 170
[2024-11-22 22:55:18,467 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:55:18,468 INFO  L225             Difference]: With dead ends: 225
[2024-11-22 22:55:18,468 INFO  L226             Difference]: Without dead ends: 224
[2024-11-22 22:55:18,468 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462
[2024-11-22 22:55:18,469 INFO  L432           NwaCegarLoop]: 19 mSDtfsCounter, 25 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-22 22:55:18,469 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 76 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-22 22:55:18,469 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 224 states.
[2024-11-22 22:55:18,474 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 222.
[2024-11-22 22:55:18,475 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 222 states, 207 states have (on average 1.0434782608695652) internal successors, (216), 210 states have internal predecessors, (216), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2024-11-22 22:55:18,475 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 236 transitions.
[2024-11-22 22:55:18,476 INFO  L78                 Accepts]: Start accepts. Automaton has 222 states and 236 transitions. Word has length 170
[2024-11-22 22:55:18,476 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:55:18,476 INFO  L471      AbstractCegarLoop]: Abstraction has 222 states and 236 transitions.
[2024-11-22 22:55:18,476 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 6 states have (on average 6.5) internal successors, (39), 7 states have internal predecessors, (39), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:55:18,476 INFO  L276                IsEmpty]: Start isEmpty. Operand 222 states and 236 transitions.
[2024-11-22 22:55:18,477 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 179
[2024-11-22 22:55:18,477 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:55:18,477 INFO  L215           NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1]
[2024-11-22 22:55:18,484 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0
[2024-11-22 22:55:18,677 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20
[2024-11-22 22:55:18,677 INFO  L396      AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:55:18,678 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:55:18,678 INFO  L85        PathProgramCache]: Analyzing trace with hash -593893540, now seen corresponding path program 3 times
[2024-11-22 22:55:18,678 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:55:18,678 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611345803]
[2024-11-22 22:55:18,678 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-22 22:55:18,678 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:55:18,712 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s)
[2024-11-22 22:55:18,712 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:19,080 INFO  L134       CoverageAnalysis]: Checked inductivity of 560 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked.
[2024-11-22 22:55:19,080 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:55:19,080 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611345803]
[2024-11-22 22:55:19,080 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611345803] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:55:19,081 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260568074]
[2024-11-22 22:55:19,081 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-22 22:55:19,081 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:55:19,081 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:55:19,083 INFO  L229       MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:55:19,083 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process
[2024-11-22 22:55:19,117 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s)
[2024-11-22 22:55:19,117 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:55:19,118 INFO  L255         TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjuncts are in the unsatisfiable core
[2024-11-22 22:55:19,119 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:55:59,404 WARN  L873   $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (= (mod (+ |ULTIMATE.start_main_~y~0#1| .cse0) 2) 0) (<= .cse0 9223372036854775807) (<= |c_ULTIMATE.start_main_~x~0#1| (+ |ULTIMATE.start_main_~y~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~y~0#1|) .cse0) 2)))))) is different from true
[2024-11-22 22:56:03,424 INFO  L134       CoverageAnalysis]: Checked inductivity of 560 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked.
[2024-11-22 22:56:03,424 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:56:03,425 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260568074] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:56:03,425 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:56:03,425 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [16] total 23
[2024-11-22 22:56:03,425 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893786072]
[2024-11-22 22:56:03,425 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:56:03,425 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-22 22:56:03,425 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:56:03,425 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-22 22:56:03,426 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=422, Unknown=2, NotChecked=42, Total=552
[2024-11-22 22:56:03,426 INFO  L87              Difference]: Start difference. First operand 222 states and 236 transitions. Second operand  has 9 states, 8 states have (on average 5.875) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:56:16,108 WARN  L286               SmtUtils]: Spent 8.03s on a formula simplification. DAG size of input: 22 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2024-11-22 22:56:24,287 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:56:24,288 INFO  L93              Difference]: Finished difference Result 224 states and 238 transitions.
[2024-11-22 22:56:24,288 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2024-11-22 22:56:24,289 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 8 states have (on average 5.875) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 178
[2024-11-22 22:56:24,289 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:56:24,290 INFO  L225             Difference]: With dead ends: 224
[2024-11-22 22:56:24,290 INFO  L226             Difference]: Without dead ends: 218
[2024-11-22 22:56:24,290 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 172 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 32.5s TimeCoverageRelationStatistics Valid=116, Invalid=640, Unknown=4, NotChecked=52, Total=812
[2024-11-22 22:56:24,290 INFO  L432           NwaCegarLoop]: 12 mSDtfsCounter, 58 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 51 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2024-11-22 22:56:24,290 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 54 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 103 Invalid, 0 Unknown, 51 Unchecked, 0.6s Time]
[2024-11-22 22:56:24,291 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 218 states.
[2024-11-22 22:56:24,302 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 216.
[2024-11-22 22:56:24,302 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 216 states, 203 states have (on average 1.0098522167487685) internal successors, (205), 204 states have internal predecessors, (205), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2024-11-22 22:56:24,303 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 225 transitions.
[2024-11-22 22:56:24,303 INFO  L78                 Accepts]: Start accepts. Automaton has 216 states and 225 transitions. Word has length 178
[2024-11-22 22:56:24,303 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:56:24,303 INFO  L471      AbstractCegarLoop]: Abstraction has 216 states and 225 transitions.
[2024-11-22 22:56:24,304 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 8 states have (on average 5.875) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-22 22:56:24,304 INFO  L276                IsEmpty]: Start isEmpty. Operand 216 states and 225 transitions.
[2024-11-22 22:56:24,305 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 249
[2024-11-22 22:56:24,305 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-22 22:56:24,305 INFO  L215           NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1]
[2024-11-22 22:56:24,312 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0
[2024-11-22 22:56:24,507 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:56:24,508 INFO  L396      AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] ===
[2024-11-22 22:56:24,508 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:56:24,508 INFO  L85        PathProgramCache]: Analyzing trace with hash -633156347, now seen corresponding path program 3 times
[2024-11-22 22:56:24,508 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:56:24,508 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419364473]
[2024-11-22 22:56:24,508 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-22 22:56:24,508 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:56:24,572 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s)
[2024-11-22 22:56:24,573 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:56:25,473 INFO  L134       CoverageAnalysis]: Checked inductivity of 1140 backedges. 935 proven. 25 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked.
[2024-11-22 22:56:25,475 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:56:25,475 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419364473]
[2024-11-22 22:56:25,475 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419364473] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:56:25,475 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746846896]
[2024-11-22 22:56:25,475 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2024-11-22 22:56:25,475 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:56:25,476 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:56:25,477 INFO  L229       MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:56:25,478 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process
[2024-11-22 22:56:25,588 INFO  L227   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s)
[2024-11-22 22:56:25,588 INFO  L228   tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:56:25,590 INFO  L255         TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 23 conjuncts are in the unsatisfiable core
[2024-11-22 22:56:25,593 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:56:25,920 INFO  L134       CoverageAnalysis]: Checked inductivity of 1140 backedges. 1130 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:56:25,920 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:56:26,424 INFO  L134       CoverageAnalysis]: Checked inductivity of 1140 backedges. 950 proven. 10 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked.
[2024-11-22 22:56:26,424 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [746846896] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:56:26,424 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:56:26,424 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 23, 24] total 40
[2024-11-22 22:56:26,424 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231541243]
[2024-11-22 22:56:26,424 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:56:26,425 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 40 states
[2024-11-22 22:56:26,425 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:56:26,426 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants.
[2024-11-22 22:56:26,426 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=1102, Unknown=0, NotChecked=0, Total=1560
[2024-11-22 22:56:26,427 INFO  L87              Difference]: Start difference. First operand 216 states and 225 transitions. Second operand  has 40 states, 40 states have (on average 8.55) internal successors, (342), 40 states have internal predecessors, (342), 15 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 15 states have call predecessors, (25), 15 states have call successors, (25)
[2024-11-22 22:56:26,661 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:56:26,661 INFO  L93              Difference]: Finished difference Result 236 states and 240 transitions.
[2024-11-22 22:56:26,661 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2024-11-22 22:56:26,661 INFO  L78                 Accepts]: Start accepts. Automaton has  has 40 states, 40 states have (on average 8.55) internal successors, (342), 40 states have internal predecessors, (342), 15 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 15 states have call predecessors, (25), 15 states have call successors, (25) Word has length 248
[2024-11-22 22:56:26,661 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:56:26,662 INFO  L225             Difference]: With dead ends: 236
[2024-11-22 22:56:26,662 INFO  L226             Difference]: Without dead ends: 0
[2024-11-22 22:56:26,662 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 475 SyntacticMatches, 11 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1177 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=640, Invalid=1522, Unknown=0, NotChecked=0, Total=2162
[2024-11-22 22:56:26,663 INFO  L432           NwaCegarLoop]: 102 mSDtfsCounter, 18 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 1034 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-22 22:56:26,663 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 1034 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-22 22:56:26,663 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-22 22:56:26,663 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-22 22:56:26,663 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:56:26,663 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-22 22:56:26,663 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 248
[2024-11-22 22:56:26,664 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:56:26,664 INFO  L471      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-22 22:56:26,664 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 40 states, 40 states have (on average 8.55) internal successors, (342), 40 states have internal predecessors, (342), 15 states have call successors, (25), 11 states have call predecessors, (25), 11 states have return successors, (25), 15 states have call predecessors, (25), 15 states have call successors, (25)
[2024-11-22 22:56:26,664 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-22 22:56:26,664 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-22 22:56:26,668 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 24 remaining)
[2024-11-22 22:56:26,668 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 24 remaining)
[2024-11-22 22:56:26,668 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 24 remaining)
[2024-11-22 22:56:26,668 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 24 remaining)
[2024-11-22 22:56:26,668 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 24 remaining)
[2024-11-22 22:56:26,669 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 24 remaining)
[2024-11-22 22:56:26,670 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 24 remaining)
[2024-11-22 22:56:26,671 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 24 remaining)
[2024-11-22 22:56:26,677 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0
[2024-11-22 22:56:26,874 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:56:26,877 INFO  L407         BasicCegarLoop]: Path program histogram: [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:56:26,879 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-22 22:56:43,115 WARN  L286               SmtUtils]: Spent 16.21s on a formula simplification. DAG size of input: 75 DAG size of output: 66 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter)
[2024-11-22 22:56:43,261 INFO  L170   ceAbstractionStarter]: Computing trace abstraction results
[2024-11-22 22:56:43,295 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:56:43 BoogieIcfgContainer
[2024-11-22 22:56:43,295 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-22 22:56:43,296 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-22 22:56:43,296 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-11-22 22:56:43,296 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-11-22 22:56:43,296 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:55:09" (3/4) ...
[2024-11-22 22:56:43,298 INFO  L142         WitnessPrinter]: Generating witness for correct program
[2024-11-22 22:56:43,302 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert
[2024-11-22 22:56:43,307 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2024-11-22 22:56:43,307 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2024-11-22 22:56:43,307 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-22 22:56:43,307 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-22 22:56:43,393 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-22 22:56:43,393 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml
[2024-11-22 22:56:43,393 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-22 22:56:43,394 INFO  L158              Benchmark]: Toolchain (without parser) took 94047.30ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 118.4MB in the beginning and 169.7MB in the end (delta: -51.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB.
[2024-11-22 22:56:43,394 INFO  L158              Benchmark]: CDTParser took 0.68ms. Allocated memory is still 119.5MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-22 22:56:43,394 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 182.62ms. Allocated memory is still 186.6MB. Free memory was 118.4MB in the beginning and 106.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-11-22 22:56:43,395 INFO  L158              Benchmark]: Boogie Procedure Inliner took 21.35ms. Allocated memory is still 186.6MB. Free memory was 106.1MB in the beginning and 104.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-22 22:56:43,395 INFO  L158              Benchmark]: Boogie Preprocessor took 23.31ms. Allocated memory is still 186.6MB. Free memory was 104.4MB in the beginning and 102.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-22 22:56:43,395 INFO  L158              Benchmark]: RCFGBuilder took 287.39ms. Allocated memory is still 186.6MB. Free memory was 102.7MB in the beginning and 87.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-22 22:56:43,395 INFO  L158              Benchmark]: TraceAbstraction took 93429.57ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 87.0MB in the beginning and 173.9MB in the end (delta: -86.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-22 22:56:43,395 INFO  L158              Benchmark]: Witness Printer took 97.95ms. Allocated memory is still 270.5MB. Free memory was 173.9MB in the beginning and 169.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-22 22:56:43,397 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.68ms. Allocated memory is still 119.5MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 182.62ms. Allocated memory is still 186.6MB. Free memory was 118.4MB in the beginning and 106.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 21.35ms. Allocated memory is still 186.6MB. Free memory was 106.1MB in the beginning and 104.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 23.31ms. Allocated memory is still 186.6MB. Free memory was 104.4MB in the beginning and 102.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 287.39ms. Allocated memory is still 186.6MB. Free memory was 102.7MB in the beginning and 87.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * TraceAbstraction took 93429.57ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 87.0MB in the beginning and 173.9MB in the end (delta: -86.9MB). There was no memory consumed. Max. memory is 16.1GB.
 * Witness Printer took 97.95ms. Allocated memory is still 270.5MB. Free memory was 173.9MB in the beginning and 169.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - PositiveResult [Line: 27]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 27]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 28]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 33]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 33]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 34]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 34]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 35]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 35]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 37]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 2 procedures, 65 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 77.0s, OverallIterations: 23, TraceHistogramMax: 11, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 23.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 956 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 946 mSDsluCounter, 3429 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 51 IncrementalHoareTripleChecker+Unchecked, 2491 mSDsCounter, 111 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2090 IncrementalHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 111 mSolverCounterUnsat, 938 mSDtfsCounter, 2090 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2150 GetRequests, 1909 SyntacticMatches, 13 SemanticMatches, 228 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1862 ImplicationChecksByTransitivity, 34.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=19, InterpolantAutomatonStates: 157, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 23 MinimizatonAttempts, 121 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 49.7s InterpolantComputationTime, 2580 NumberOfCodeBlocks, 2100 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 3163 ConstructedInterpolants, 4 QuantifiedInterpolants, 12327 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1710 ConjunctsInSsa, 109 ConjunctsInUnsatCore, 44 InterpolantComputations, 14 PerfectInterpolantSequences, 5423/7241 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    24 specifications checked. All of them hold
  - InvariantResult [Line: 27]: Loop Invariant
    Derived loop invariant: (((((((((((((y == 4) && (c <= 9223372036854775806)) && (1 <= c)) && (k <= 2147483647)) && (x <= 10)) && (counter <= 5)) && (4 <= counter)) && (4 <= x)) || ((((((c == 1) && (k <= 2147483647)) && (x == 1)) && (1 <= counter)) && (y == 1)) && (counter <= 5))) || ((((((((c <= 9223372036854775806) && (1 <= c)) && (k <= 2147483647)) && (3 == y)) && (counter <= 5)) && (x <= 6)) && (3 <= x)) && (3 <= counter))) || (((((((((c <= 9223372036854775806) && (counter == 5)) && (1 <= y)) && ((((y + ((__int128) y * y)) >= 0) ? ((y + ((__int128) y * y)) % 2) : (((y + ((__int128) y * y)) % 2) + 2)) == 0)) && (x <= (y + (((((__int128) -1 * y) + ((__int128) y * y)) >= 0) ? ((((__int128) -1 * y) + ((__int128) y * y)) / 2) : (((((__int128) -1 * y) + ((__int128) y * y)) / 2) - 1))))) && (1 <= c)) && (k <= 2147483647)) && (y <= x)) && ((((__int128) y * 8) + ((__int128) y * y)) <= 9223372036854775791))) || ((((((((2 <= x) && (2 <= counter)) && (1 <= c)) && (k <= 2147483647)) && (2 == y)) && (x <= 3)) && (counter <= 5)) && (c <= 9223372036854775805))) || (((((c == 0) && (k <= 2147483647)) && (y == 0)) && (counter == 0)) && (x == 0)))
  - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert
    Derived contract for procedure __VERIFIER_assert. Ensures: ((((cond != 0) || (5 < counter)) || (counter < 1)) && (counter == \old(counter)))
RESULT: Ultimate proved your program to be correct!
[2024-11-22 22:56:43,609 WARN  L435       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process
[2024-11-22 22:56:43,625 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE