/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c


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


This is Ultimate 0.2.2-dev-05d3305-m
[2022-10-15 22:25:18,368 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2022-10-15 22:25:18,467 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2022-10-15 22:25:18,469 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-10-15 22:25:18,472 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf
[2022-10-15 22:25:18,529 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-10-15 22:25:18,529 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-10-15 22:25:18,530 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-10-15 22:25:18,531 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-10-15 22:25:18,533 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-10-15 22:25:18,533 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-10-15 22:25:18,536 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-10-15 22:25:18,536 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-10-15 22:25:18,537 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-10-15 22:25:18,537 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-10-15 22:25:18,538 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-10-15 22:25:18,539 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2022-10-15 22:25:18,539 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-10-15 22:25:18,539 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-10-15 22:25:18,540 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-10-15 22:25:18,540 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-10-15 22:25:18,540 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-10-15 22:25:18,540 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-10-15 22:25:18,541 INFO  L138        SettingsManager]:  * Check absence of signed integer overflows=true
[2022-10-15 22:25:18,541 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-10-15 22:25:18,541 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-10-15 22:25:18,542 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-10-15 22:25:18,542 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-10-15 22:25:18,542 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-10-15 22:25:18,542 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-10-15 22:25:18,543 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-10-15 22:25:18,543 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-10-15 22:25:18,543 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-10-15 22:25:18,543 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-10-15 22:25:18,544 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-10-15 22:25:18,544 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-10-15 22:25:18,544 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-10-15 22:25:18,545 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-10-15 22:25:18,545 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-10-15 22:25:19,046 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-10-15 22:25:19,080 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-10-15 22:25:19,083 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-10-15 22:25:19,084 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-10-15 22:25:19,085 INFO  L275        PluginConnector]: CDTParser initialized
[2022-10-15 22:25:19,087 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c
[2022-10-15 22:25:19,163 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c3c1743/7b10343bf13f4c26b6be79971a6f1807/FLAG83060f01f
[2022-10-15 22:25:20,226 INFO  L306              CDTParser]: Found 1 translation units.
[2022-10-15 22:25:20,227 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c
[2022-10-15 22:25:20,284 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c3c1743/7b10343bf13f4c26b6be79971a6f1807/FLAG83060f01f
[2022-10-15 22:25:20,597 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c3c1743/7b10343bf13f4c26b6be79971a6f1807
[2022-10-15 22:25:20,602 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-10-15 22:25:20,609 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2022-10-15 22:25:20,615 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-10-15 22:25:20,615 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-10-15 22:25:20,619 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-10-15 22:25:20,621 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:25:20" (1/1) ...
[2022-10-15 22:25:20,623 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ca7303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:20, skipping insertion in model container
[2022-10-15 22:25:20,623 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:25:20" (1/1) ...
[2022-10-15 22:25:20,632 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-10-15 22:25:21,210 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-10-15 22:25:22,203 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[40692,40705]
[2022-10-15 22:25:25,718 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-15 22:25:25,734 INFO  L203         MainTranslator]: Completed pre-run
[2022-10-15 22:25:26,016 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[40692,40705]
[2022-10-15 22:25:28,843 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-15 22:25:28,891 INFO  L208         MainTranslator]: Completed translation
[2022-10-15 22:25:28,892 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28 WrapperNode
[2022-10-15 22:25:28,892 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-10-15 22:25:28,895 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-10-15 22:25:28,895 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-10-15 22:25:28,895 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-10-15 22:25:28,905 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:29,010 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:29,547 INFO  L138                Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24348
[2022-10-15 22:25:29,548 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-10-15 22:25:29,549 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-10-15 22:25:29,549 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-10-15 22:25:29,549 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-10-15 22:25:29,561 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:29,562 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:29,764 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:29,766 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:30,076 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:30,275 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:30,360 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:30,400 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:30,524 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-10-15 22:25:30,526 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-10-15 22:25:30,526 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-10-15 22:25:30,527 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-10-15 22:25:30,528 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (1/1) ...
[2022-10-15 22:25:30,536 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-10-15 22:25:30,552 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-10-15 22:25:30,580 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-10-15 22:25:30,593 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-10-15 22:25:30,665 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-10-15 22:25:30,665 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-10-15 22:25:30,666 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-10-15 22:25:30,666 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-10-15 22:25:31,275 INFO  L235             CfgBuilder]: Building ICFG
[2022-10-15 22:25:31,278 INFO  L261             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-10-15 22:25:46,661 INFO  L276             CfgBuilder]: Performing block encoding
[2022-10-15 22:25:46,721 INFO  L295             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-10-15 22:25:46,722 INFO  L300             CfgBuilder]: Removed 0 assume(true) statements.
[2022-10-15 22:25:46,736 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:25:46 BoogieIcfgContainer
[2022-10-15 22:25:46,736 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-10-15 22:25:46,739 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-10-15 22:25:46,739 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-10-15 22:25:46,743 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-10-15 22:25:46,744 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 10:25:20" (1/3) ...
[2022-10-15 22:25:46,744 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b220e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:25:46, skipping insertion in model container
[2022-10-15 22:25:46,745 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:25:28" (2/3) ...
[2022-10-15 22:25:46,745 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b220e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:25:46, skipping insertion in model container
[2022-10-15 22:25:46,745 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:25:46" (3/3) ...
[2022-10-15 22:25:46,747 INFO  L112   eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c
[2022-10-15 22:25:46,768 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-10-15 22:25:46,769 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1628 error locations.
[2022-10-15 22:25:46,982 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-10-15 22:25:46,991 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@76aac165, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-10-15 22:25:46,992 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1628 error locations.
[2022-10-15 22:25:47,025 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 10118 states, 8489 states have (on average 1.7983272470255625) internal successors, (15266), 10117 states have internal predecessors, (15266), 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)
[2022-10-15 22:25:47,053 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 192
[2022-10-15 22:25:47,055 INFO  L187           NwaCegarLoop]: Found error trace
[2022-10-15 22:25:47,056 INFO  L195           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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-10-15 22:25:47,057 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1625 more)] ===
[2022-10-15 22:25:47,063 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-15 22:25:47,063 INFO  L85        PathProgramCache]: Analyzing trace with hash -2058062598, now seen corresponding path program 1 times
[2022-10-15 22:25:47,074 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-15 22:25:47,075 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574762562]
[2022-10-15 22:25:47,075 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-15 22:25:47,076 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-15 22:25:47,574 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-15 22:25:48,029 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-15 22:25:48,030 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-15 22:25:48,030 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574762562]
[2022-10-15 22:25:48,031 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574762562] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-15 22:25:48,031 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-15 22:25:48,031 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-15 22:25:48,033 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876746032]
[2022-10-15 22:25:48,034 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-15 22:25:48,040 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-15 22:25:48,041 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-15 22:25:48,084 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-15 22:25:48,085 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:48,115 INFO  L87              Difference]: Start difference. First operand  has 10118 states, 8489 states have (on average 1.7983272470255625) internal successors, (15266), 10117 states have internal predecessors, (15266), 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) Second operand  has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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)
[2022-10-15 22:25:49,159 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-10-15 22:25:49,159 INFO  L93              Difference]: Finished difference Result 18348 states and 28412 transitions.
[2022-10-15 22:25:49,161 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-15 22:25:49,163 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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 191
[2022-10-15 22:25:49,165 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-10-15 22:25:49,277 INFO  L225             Difference]: With dead ends: 18348
[2022-10-15 22:25:49,278 INFO  L226             Difference]: Without dead ends: 10775
[2022-10-15 22:25:49,314 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:49,321 INFO  L413           NwaCegarLoop]: 16733 mSDtfsCounter, 8926 mSDsluCounter, 7845 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8926 SdHoareTripleChecker+Valid, 24578 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-10-15 22:25:49,322 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [8926 Valid, 24578 Invalid, 30 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [14 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-10-15 22:25:49,375 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 10775 states.
[2022-10-15 22:25:50,429 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 10775 to 10497.
[2022-10-15 22:25:50,474 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 10497 states, 9477 states have (on average 1.7199535718054237) internal successors, (16300), 10496 states have internal predecessors, (16300), 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)
[2022-10-15 22:25:50,513 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10497 states to 10497 states and 16300 transitions.
[2022-10-15 22:25:50,516 INFO  L78                 Accepts]: Start accepts. Automaton has 10497 states and 16300 transitions. Word has length 191
[2022-10-15 22:25:50,521 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-10-15 22:25:50,521 INFO  L495      AbstractCegarLoop]: Abstraction has 10497 states and 16300 transitions.
[2022-10-15 22:25:50,523 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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)
[2022-10-15 22:25:50,523 INFO  L276                IsEmpty]: Start isEmpty. Operand 10497 states and 16300 transitions.
[2022-10-15 22:25:50,532 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 199
[2022-10-15 22:25:50,533 INFO  L187           NwaCegarLoop]: Found error trace
[2022-10-15 22:25:50,534 INFO  L195           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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-10-15 22:25:50,534 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-10-15 22:25:50,535 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1022ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1625 more)] ===
[2022-10-15 22:25:50,535 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-15 22:25:50,536 INFO  L85        PathProgramCache]: Analyzing trace with hash 1813914242, now seen corresponding path program 1 times
[2022-10-15 22:25:50,536 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-15 22:25:50,536 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397291848]
[2022-10-15 22:25:50,537 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-15 22:25:50,537 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-15 22:25:50,933 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-15 22:25:51,176 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-15 22:25:51,177 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-15 22:25:51,177 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397291848]
[2022-10-15 22:25:51,177 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397291848] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-15 22:25:51,178 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-15 22:25:51,178 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-15 22:25:51,178 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563346631]
[2022-10-15 22:25:51,178 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-15 22:25:51,180 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-15 22:25:51,181 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-15 22:25:51,181 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-15 22:25:51,182 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:51,182 INFO  L87              Difference]: Start difference. First operand 10497 states and 16300 transitions. Second operand  has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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)
[2022-10-15 22:25:52,514 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-10-15 22:25:52,514 INFO  L93              Difference]: Finished difference Result 22202 states and 35240 transitions.
[2022-10-15 22:25:52,515 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-15 22:25:52,516 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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 198
[2022-10-15 22:25:52,519 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-10-15 22:25:52,640 INFO  L225             Difference]: With dead ends: 22202
[2022-10-15 22:25:52,644 INFO  L226             Difference]: Without dead ends: 13275
[2022-10-15 22:25:52,666 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:52,668 INFO  L413           NwaCegarLoop]: 14995 mSDtfsCounter, 8707 mSDsluCounter, 6310 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8707 SdHoareTripleChecker+Valid, 21305 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-10-15 22:25:52,668 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [8707 Valid, 21305 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [24 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-10-15 22:25:52,702 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 13275 states.
[2022-10-15 22:25:53,608 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 13275 to 12999.
[2022-10-15 22:25:53,649 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 12999 states, 12283 states have (on average 1.7201823658715298) internal successors, (21129), 12998 states have internal predecessors, (21129), 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)
[2022-10-15 22:25:53,709 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12999 states to 12999 states and 21129 transitions.
[2022-10-15 22:25:53,710 INFO  L78                 Accepts]: Start accepts. Automaton has 12999 states and 21129 transitions. Word has length 198
[2022-10-15 22:25:53,710 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-10-15 22:25:53,711 INFO  L495      AbstractCegarLoop]: Abstraction has 12999 states and 21129 transitions.
[2022-10-15 22:25:53,711 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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)
[2022-10-15 22:25:53,711 INFO  L276                IsEmpty]: Start isEmpty. Operand 12999 states and 21129 transitions.
[2022-10-15 22:25:53,716 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 206
[2022-10-15 22:25:53,716 INFO  L187           NwaCegarLoop]: Found error trace
[2022-10-15 22:25:53,716 INFO  L195           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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-10-15 22:25:53,717 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-10-15 22:25:53,717 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1326ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1625 more)] ===
[2022-10-15 22:25:53,718 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-15 22:25:53,718 INFO  L85        PathProgramCache]: Analyzing trace with hash -226838400, now seen corresponding path program 1 times
[2022-10-15 22:25:53,718 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-15 22:25:53,719 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350348634]
[2022-10-15 22:25:53,719 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-15 22:25:53,719 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-15 22:25:53,804 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-15 22:25:53,973 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-15 22:25:53,974 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-15 22:25:53,974 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350348634]
[2022-10-15 22:25:53,974 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350348634] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-15 22:25:53,974 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-15 22:25:53,975 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-15 22:25:53,975 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717410939]
[2022-10-15 22:25:53,975 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-15 22:25:53,976 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-15 22:25:53,976 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-15 22:25:53,977 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-15 22:25:53,977 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:53,977 INFO  L87              Difference]: Start difference. First operand 12999 states and 21129 transitions. Second operand  has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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)
[2022-10-15 22:25:55,616 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-10-15 22:25:55,616 INFO  L93              Difference]: Finished difference Result 29900 states and 49031 transitions.
[2022-10-15 22:25:55,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-15 22:25:55,617 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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 205
[2022-10-15 22:25:55,618 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-10-15 22:25:55,683 INFO  L225             Difference]: With dead ends: 29900
[2022-10-15 22:25:55,683 INFO  L226             Difference]: Without dead ends: 17994
[2022-10-15 22:25:55,712 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:55,714 INFO  L413           NwaCegarLoop]: 14243 mSDtfsCounter, 8508 mSDsluCounter, 5845 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8508 SdHoareTripleChecker+Valid, 20088 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-10-15 22:25:55,715 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [8508 Valid, 20088 Invalid, 92 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [54 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-10-15 22:25:55,752 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 17994 states.
[2022-10-15 22:25:57,009 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 17994 to 17720.
[2022-10-15 22:25:57,039 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 17720 states, 17156 states have (on average 1.7203310795057123) internal successors, (29514), 17719 states have internal predecessors, (29514), 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)
[2022-10-15 22:25:57,112 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 17720 states to 17720 states and 29514 transitions.
[2022-10-15 22:25:57,113 INFO  L78                 Accepts]: Start accepts. Automaton has 17720 states and 29514 transitions. Word has length 205
[2022-10-15 22:25:57,114 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-10-15 22:25:57,114 INFO  L495      AbstractCegarLoop]: Abstraction has 17720 states and 29514 transitions.
[2022-10-15 22:25:57,114 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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)
[2022-10-15 22:25:57,115 INFO  L276                IsEmpty]: Start isEmpty. Operand 17720 states and 29514 transitions.
[2022-10-15 22:25:57,121 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 213
[2022-10-15 22:25:57,121 INFO  L187           NwaCegarLoop]: Found error trace
[2022-10-15 22:25:57,123 INFO  L195           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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-10-15 22:25:57,123 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-10-15 22:25:57,124 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1478ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1625 more)] ===
[2022-10-15 22:25:57,128 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-15 22:25:57,129 INFO  L85        PathProgramCache]: Analyzing trace with hash 602731792, now seen corresponding path program 1 times
[2022-10-15 22:25:57,129 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-15 22:25:57,129 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033153390]
[2022-10-15 22:25:57,130 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-15 22:25:57,131 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-15 22:25:57,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-15 22:25:57,507 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-15 22:25:57,507 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-15 22:25:57,507 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033153390]
[2022-10-15 22:25:57,508 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033153390] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-15 22:25:57,508 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-15 22:25:57,508 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-15 22:25:57,508 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407843197]
[2022-10-15 22:25:57,509 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-15 22:25:57,509 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-15 22:25:57,510 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-15 22:25:57,510 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-15 22:25:57,510 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:57,511 INFO  L87              Difference]: Start difference. First operand 17720 states and 29514 transitions. Second operand  has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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)
[2022-10-15 22:25:59,492 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-10-15 22:25:59,492 INFO  L93              Difference]: Finished difference Result 42511 states and 71016 transitions.
[2022-10-15 22:25:59,493 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-15 22:25:59,493 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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 212
[2022-10-15 22:25:59,494 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-10-15 22:25:59,654 INFO  L225             Difference]: With dead ends: 42511
[2022-10-15 22:25:59,655 INFO  L226             Difference]: Without dead ends: 25659
[2022-10-15 22:25:59,686 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:25:59,688 INFO  L413           NwaCegarLoop]: 14065 mSDtfsCounter, 7973 mSDsluCounter, 5958 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7973 SdHoareTripleChecker+Valid, 20023 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2022-10-15 22:25:59,688 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [7973 Valid, 20023 Invalid, 236 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [144 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2022-10-15 22:25:59,726 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 25659 states.
[2022-10-15 22:26:01,314 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 25659 to 25387.
[2022-10-15 22:26:01,351 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 25387 states, 24899 states have (on average 1.7189043736696252) internal successors, (42799), 25386 states have internal predecessors, (42799), 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)
[2022-10-15 22:26:01,415 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 25387 states to 25387 states and 42799 transitions.
[2022-10-15 22:26:01,415 INFO  L78                 Accepts]: Start accepts. Automaton has 25387 states and 42799 transitions. Word has length 212
[2022-10-15 22:26:01,416 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-10-15 22:26:01,416 INFO  L495      AbstractCegarLoop]: Abstraction has 25387 states and 42799 transitions.
[2022-10-15 22:26:01,417 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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)
[2022-10-15 22:26:01,417 INFO  L276                IsEmpty]: Start isEmpty. Operand 25387 states and 42799 transitions.
[2022-10-15 22:26:01,421 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 220
[2022-10-15 22:26:01,422 INFO  L187           NwaCegarLoop]: Found error trace
[2022-10-15 22:26:01,422 INFO  L195           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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-10-15 22:26:01,422 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-10-15 22:26:01,423 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1554ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1625 more)] ===
[2022-10-15 22:26:01,423 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-15 22:26:01,424 INFO  L85        PathProgramCache]: Analyzing trace with hash 585171058, now seen corresponding path program 1 times
[2022-10-15 22:26:01,424 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-15 22:26:01,424 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008060780]
[2022-10-15 22:26:01,425 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-15 22:26:01,425 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-15 22:26:01,503 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-15 22:26:01,677 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-15 22:26:01,677 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-15 22:26:01,678 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008060780]
[2022-10-15 22:26:01,678 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008060780] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-15 22:26:01,678 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-15 22:26:01,678 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-15 22:26:01,680 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825634755]
[2022-10-15 22:26:01,680 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-15 22:26:01,681 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-15 22:26:01,681 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-15 22:26:01,682 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-15 22:26:01,682 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:26:01,683 INFO  L87              Difference]: Start difference. First operand 25387 states and 42799 transitions. Second operand  has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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)
[2022-10-15 22:26:04,823 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-10-15 22:26:04,824 INFO  L93              Difference]: Finished difference Result 62208 states and 105069 transitions.
[2022-10-15 22:26:04,824 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-15 22:26:04,825 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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 219
[2022-10-15 22:26:04,826 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-10-15 22:26:04,943 INFO  L225             Difference]: With dead ends: 62208
[2022-10-15 22:26:04,944 INFO  L226             Difference]: Without dead ends: 37590
[2022-10-15 22:26:04,996 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-15 22:26:05,000 INFO  L413           NwaCegarLoop]: 13936 mSDtfsCounter, 6814 mSDsluCounter, 6804 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6814 SdHoareTripleChecker+Valid, 20740 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-10-15 22:26:05,003 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [6814 Valid, 20740 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-10-15 22:26:05,050 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 37590 states.