./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/hardness-nfm22/hardness_operatoramount_amount250_file-26.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c89190f71494cfa64250ca9ffdf4d785818c50a201306d43ec124de4003d1620 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 17:18:44,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 17:18:44,279 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 17:18:44,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 17:18:44,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 17:18:44,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 17:18:44,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 17:18:44,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 17:18:44,311 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 17:18:44,312 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 17:18:44,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 17:18:44,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 17:18:44,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 17:18:44,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 17:18:44,315 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 17:18:44,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 17:18:44,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 17:18:44,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 17:18:44,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 17:18:44,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 17:18:44,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 17:18:44,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 17:18:44,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 17:18:44,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 17:18:44,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 17:18:44,321 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 17:18:44,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 17:18:44,321 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 17:18:44,322 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 17:18:44,322 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 17:18:44,322 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 17:18:44,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 17:18:44,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:18:44,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 17:18:44,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 17:18:44,323 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 17:18:44,323 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 17:18:44,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 17:18:44,323 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 17:18:44,324 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 17:18:44,324 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 17:18:44,325 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 17:18:44,325 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c89190f71494cfa64250ca9ffdf4d785818c50a201306d43ec124de4003d1620 [2024-11-16 17:18:44,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 17:18:44,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 17:18:44,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 17:18:44,585 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 17:18:44,586 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 17:18:44,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i [2024-11-16 17:18:46,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 17:18:46,279 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 17:18:46,280 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i [2024-11-16 17:18:46,288 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159a735b1/c5f4c64ee95a48179b74584a39e1633c/FLAGa816bb434 [2024-11-16 17:18:46,299 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159a735b1/c5f4c64ee95a48179b74584a39e1633c [2024-11-16 17:18:46,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 17:18:46,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 17:18:46,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 17:18:46,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 17:18:46,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 17:18:46,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3d2bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46, skipping insertion in model container [2024-11-16 17:18:46,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,341 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 17:18:46,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i[916,929] [2024-11-16 17:18:46,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:18:46,583 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 17:18:46,592 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i[916,929] [2024-11-16 17:18:46,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:18:46,680 INFO L204 MainTranslator]: Completed translation [2024-11-16 17:18:46,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46 WrapperNode [2024-11-16 17:18:46,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 17:18:46,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 17:18:46,682 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 17:18:46,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 17:18:46,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,776 INFO L138 Inliner]: procedures = 26, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 525 [2024-11-16 17:18:46,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 17:18:46,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 17:18:46,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 17:18:46,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 17:18:46,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,803 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,834 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]. [2024-11-16 17:18:46,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,860 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 17:18:46,895 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 17:18:46,895 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 17:18:46,895 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 17:18:46,896 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (1/1) ... [2024-11-16 17:18:46,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:18:46,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:18:46,926 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) [2024-11-16 17:18:46,973 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 [2024-11-16 17:18:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 17:18:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 17:18:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 17:18:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 17:18:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 17:18:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 17:18:47,125 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 17:18:47,127 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 17:18:47,665 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L390: havoc property_#t~bitwise43#1;havoc property_#t~short44#1;havoc property_#t~ite46#1;havoc property_#t~bitwise45#1;havoc property_#t~short47#1;havoc property_#t~bitwise48#1;havoc property_#t~short49#1;havoc property_#t~ite51#1;havoc property_#t~bitwise50#1;havoc property_#t~short52#1;havoc property_#t~bitwise53#1;havoc property_#t~short54#1; [2024-11-16 17:18:47,772 INFO L? ?]: Removed 68 outVars from TransFormulas that were not future-live. [2024-11-16 17:18:47,772 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 17:18:47,795 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 17:18:47,795 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 17:18:47,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:18:47 BoogieIcfgContainer [2024-11-16 17:18:47,796 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 17:18:47,797 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 17:18:47,798 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 17:18:47,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 17:18:47,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 05:18:46" (1/3) ... [2024-11-16 17:18:47,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d07e328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:18:47, skipping insertion in model container [2024-11-16 17:18:47,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:18:46" (2/3) ... [2024-11-16 17:18:47,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d07e328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:18:47, skipping insertion in model container [2024-11-16 17:18:47,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:18:47" (3/3) ... [2024-11-16 17:18:47,802 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-26.i [2024-11-16 17:18:47,815 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 17:18:47,815 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 17:18:47,866 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 17:18:47,871 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;@7c9a9849, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 17:18:47,871 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 17:18:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand has 224 states, 162 states have (on average 1.4753086419753085) internal successors, (239), 163 states have internal predecessors, (239), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-16 17:18:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2024-11-16 17:18:47,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:47,895 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:47,896 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:47,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:47,900 INFO L85 PathProgramCache]: Analyzing trace with hash -88559737, now seen corresponding path program 1 times [2024-11-16 17:18:47,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:47,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577734065] [2024-11-16 17:18:47,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:47,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:48,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:48,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:48,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577734065] [2024-11-16 17:18:48,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577734065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:48,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:48,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:18:48,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312474001] [2024-11-16 17:18:48,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:48,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 17:18:48,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:48,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 17:18:48,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:18:48,582 INFO L87 Difference]: Start difference. First operand has 224 states, 162 states have (on average 1.4753086419753085) internal successors, (239), 163 states have internal predecessors, (239), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) Second operand has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:18:48,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:48,670 INFO L93 Difference]: Finished difference Result 440 states and 766 transitions. [2024-11-16 17:18:48,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 17:18:48,672 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) Word has length 394 [2024-11-16 17:18:48,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:48,683 INFO L225 Difference]: With dead ends: 440 [2024-11-16 17:18:48,684 INFO L226 Difference]: Without dead ends: 219 [2024-11-16 17:18:48,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:18:48,716 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:48,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 339 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:18:48,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-16 17:18:48,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2024-11-16 17:18:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 158 states have (on average 1.4620253164556962) internal successors, (231), 158 states have internal predecessors, (231), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-16 17:18:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 349 transitions. [2024-11-16 17:18:48,797 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 349 transitions. Word has length 394 [2024-11-16 17:18:48,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:48,797 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 349 transitions. [2024-11-16 17:18:48,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:18:48,798 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 349 transitions. [2024-11-16 17:18:48,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2024-11-16 17:18:48,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:48,803 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:48,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 17:18:48,804 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:48,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:48,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1894275566, now seen corresponding path program 1 times [2024-11-16 17:18:48,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:48,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047652424] [2024-11-16 17:18:48,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:48,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:49,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:49,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047652424] [2024-11-16 17:18:49,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047652424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:49,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:49,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:18:49,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823054618] [2024-11-16 17:18:49,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:49,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:18:49,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:49,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:18:49,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:49,220 INFO L87 Difference]: Start difference. First operand 219 states and 349 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:49,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:49,383 INFO L93 Difference]: Finished difference Result 646 states and 1031 transitions. [2024-11-16 17:18:49,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:18:49,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 394 [2024-11-16 17:18:49,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:49,391 INFO L225 Difference]: With dead ends: 646 [2024-11-16 17:18:49,392 INFO L226 Difference]: Without dead ends: 430 [2024-11-16 17:18:49,394 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:49,395 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 310 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:49,395 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 658 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:18:49,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2024-11-16 17:18:49,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 262. [2024-11-16 17:18:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 201 states have (on average 1.5124378109452736) internal successors, (304), 201 states have internal predecessors, (304), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-16 17:18:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 422 transitions. [2024-11-16 17:18:49,428 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 422 transitions. Word has length 394 [2024-11-16 17:18:49,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:49,432 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 422 transitions. [2024-11-16 17:18:49,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 422 transitions. [2024-11-16 17:18:49,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2024-11-16 17:18:49,438 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:49,438 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:49,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 17:18:49,438 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:49,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:49,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1212337271, now seen corresponding path program 1 times [2024-11-16 17:18:49,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:49,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392804720] [2024-11-16 17:18:49,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:49,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:49,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:49,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392804720] [2024-11-16 17:18:49,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392804720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:49,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:49,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:18:49,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025692979] [2024-11-16 17:18:49,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:49,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:18:49,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:49,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:18:49,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:49,880 INFO L87 Difference]: Start difference. First operand 262 states and 422 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:49,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:49,991 INFO L93 Difference]: Finished difference Result 629 states and 1014 transitions. [2024-11-16 17:18:49,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:18:49,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 394 [2024-11-16 17:18:49,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:49,997 INFO L225 Difference]: With dead ends: 629 [2024-11-16 17:18:49,997 INFO L226 Difference]: Without dead ends: 370 [2024-11-16 17:18:49,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:50,000 INFO L432 NwaCegarLoop]: 331 mSDtfsCounter, 127 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:50,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 640 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:18:50,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2024-11-16 17:18:50,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 331. [2024-11-16 17:18:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 270 states have (on average 1.5592592592592593) internal successors, (421), 270 states have internal predecessors, (421), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-16 17:18:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 539 transitions. [2024-11-16 17:18:50,029 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 539 transitions. Word has length 394 [2024-11-16 17:18:50,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:50,031 INFO L471 AbstractCegarLoop]: Abstraction has 331 states and 539 transitions. [2024-11-16 17:18:50,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:50,031 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 539 transitions. [2024-11-16 17:18:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2024-11-16 17:18:50,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:50,034 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:50,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 17:18:50,034 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:50,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:50,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1528856233, now seen corresponding path program 1 times [2024-11-16 17:18:50,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:50,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56518728] [2024-11-16 17:18:50,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:50,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:50,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:50,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:50,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56518728] [2024-11-16 17:18:50,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56518728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:50,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:50,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:18:50,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264164795] [2024-11-16 17:18:50,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:50,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:18:50,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:50,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:18:50,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:50,957 INFO L87 Difference]: Start difference. First operand 331 states and 539 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:51,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:51,051 INFO L93 Difference]: Finished difference Result 987 states and 1611 transitions. [2024-11-16 17:18:51,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:18:51,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 395 [2024-11-16 17:18:51,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:51,058 INFO L225 Difference]: With dead ends: 987 [2024-11-16 17:18:51,058 INFO L226 Difference]: Without dead ends: 659 [2024-11-16 17:18:51,060 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:51,060 INFO L432 NwaCegarLoop]: 330 mSDtfsCounter, 233 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:51,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 654 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:18:51,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2024-11-16 17:18:51,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 656. [2024-11-16 17:18:51,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 535 states have (on average 1.5532710280373832) internal successors, (831), 535 states have internal predecessors, (831), 118 states have call successors, (118), 2 states have call predecessors, (118), 2 states have return successors, (118), 118 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-16 17:18:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 1067 transitions. [2024-11-16 17:18:51,109 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 1067 transitions. Word has length 395 [2024-11-16 17:18:51,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:51,111 INFO L471 AbstractCegarLoop]: Abstraction has 656 states and 1067 transitions. [2024-11-16 17:18:51,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1067 transitions. [2024-11-16 17:18:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2024-11-16 17:18:51,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:51,114 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:51,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 17:18:51,115 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:51,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:51,115 INFO L85 PathProgramCache]: Analyzing trace with hash 90772391, now seen corresponding path program 1 times [2024-11-16 17:18:51,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:51,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358467019] [2024-11-16 17:18:51,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:51,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:52,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:52,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:52,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358467019] [2024-11-16 17:18:52,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358467019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:52,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:52,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 17:18:52,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017635675] [2024-11-16 17:18:52,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:52,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 17:18:52,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:52,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 17:18:52,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 17:18:52,674 INFO L87 Difference]: Start difference. First operand 656 states and 1067 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:18:53,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:53,784 INFO L93 Difference]: Finished difference Result 2753 states and 4447 transitions. [2024-11-16 17:18:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 17:18:53,784 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 395 [2024-11-16 17:18:53,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:53,794 INFO L225 Difference]: With dead ends: 2753 [2024-11-16 17:18:53,795 INFO L226 Difference]: Without dead ends: 2100 [2024-11-16 17:18:53,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2024-11-16 17:18:53,799 INFO L432 NwaCegarLoop]: 471 mSDtfsCounter, 824 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 824 SdHoareTripleChecker+Valid, 2074 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:53,800 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [824 Valid, 2074 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 654 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 17:18:53,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2100 states. [2024-11-16 17:18:53,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2100 to 1798. [2024-11-16 17:18:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1529 states have (on average 1.5539568345323742) internal successors, (2376), 1533 states have internal predecessors, (2376), 260 states have call successors, (260), 8 states have call predecessors, (260), 8 states have return successors, (260), 256 states have call predecessors, (260), 260 states have call successors, (260) [2024-11-16 17:18:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2896 transitions. [2024-11-16 17:18:53,941 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2896 transitions. Word has length 395 [2024-11-16 17:18:53,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:53,941 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2896 transitions. [2024-11-16 17:18:53,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:18:53,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2896 transitions. [2024-11-16 17:18:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2024-11-16 17:18:53,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:53,947 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:53,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 17:18:53,947 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:53,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:53,948 INFO L85 PathProgramCache]: Analyzing trace with hash 528781894, now seen corresponding path program 1 times [2024-11-16 17:18:53,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:53,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767416429] [2024-11-16 17:18:53,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:53,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:54,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:54,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:54,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767416429] [2024-11-16 17:18:54,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767416429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:54,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:54,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 17:18:54,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388349403] [2024-11-16 17:18:54,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:54,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 17:18:54,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:54,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 17:18:54,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:18:54,769 INFO L87 Difference]: Start difference. First operand 1798 states and 2896 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:55,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:55,280 INFO L93 Difference]: Finished difference Result 4353 states and 6964 transitions. [2024-11-16 17:18:55,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 17:18:55,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 395 [2024-11-16 17:18:55,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:55,294 INFO L225 Difference]: With dead ends: 4353 [2024-11-16 17:18:55,294 INFO L226 Difference]: Without dead ends: 3522 [2024-11-16 17:18:55,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:18:55,296 INFO L432 NwaCegarLoop]: 525 mSDtfsCounter, 489 mSDsluCounter, 1227 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 1752 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:55,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 1752 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 17:18:55,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3522 states. [2024-11-16 17:18:55,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3522 to 3296. [2024-11-16 17:18:55,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3296 states, 2859 states have (on average 1.5578873732074152) internal successors, (4454), 2869 states have internal predecessors, (4454), 420 states have call successors, (420), 16 states have call predecessors, (420), 16 states have return successors, (420), 410 states have call predecessors, (420), 420 states have call successors, (420) [2024-11-16 17:18:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 3296 states and 5294 transitions. [2024-11-16 17:18:55,433 INFO L78 Accepts]: Start accepts. Automaton has 3296 states and 5294 transitions. Word has length 395 [2024-11-16 17:18:55,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:55,433 INFO L471 AbstractCegarLoop]: Abstraction has 3296 states and 5294 transitions. [2024-11-16 17:18:55,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:55,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 5294 transitions. [2024-11-16 17:18:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2024-11-16 17:18:55,438 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:55,438 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:55,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 17:18:55,438 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:55,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:55,439 INFO L85 PathProgramCache]: Analyzing trace with hash -208396958, now seen corresponding path program 1 times [2024-11-16 17:18:55,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:55,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14305637] [2024-11-16 17:18:55,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:55,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:55,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:55,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14305637] [2024-11-16 17:18:55,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14305637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:55,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:55,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:18:55,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651052358] [2024-11-16 17:18:55,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:55,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:18:55,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:55,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:18:55,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:55,617 INFO L87 Difference]: Start difference. First operand 3296 states and 5294 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:55,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:55,839 INFO L93 Difference]: Finished difference Result 5828 states and 9291 transitions. [2024-11-16 17:18:55,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:18:55,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 395 [2024-11-16 17:18:55,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:55,856 INFO L225 Difference]: With dead ends: 5828 [2024-11-16 17:18:55,856 INFO L226 Difference]: Without dead ends: 4167 [2024-11-16 17:18:55,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:18:55,860 INFO L432 NwaCegarLoop]: 657 mSDtfsCounter, 309 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:55,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 980 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:18:55,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4167 states. [2024-11-16 17:18:56,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4167 to 3296. [2024-11-16 17:18:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3296 states, 2859 states have (on average 1.5438964672962574) internal successors, (4414), 2869 states have internal predecessors, (4414), 420 states have call successors, (420), 16 states have call predecessors, (420), 16 states have return successors, (420), 410 states have call predecessors, (420), 420 states have call successors, (420) [2024-11-16 17:18:56,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 3296 states and 5254 transitions. [2024-11-16 17:18:56,028 INFO L78 Accepts]: Start accepts. Automaton has 3296 states and 5254 transitions. Word has length 395 [2024-11-16 17:18:56,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:56,028 INFO L471 AbstractCegarLoop]: Abstraction has 3296 states and 5254 transitions. [2024-11-16 17:18:56,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:18:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 5254 transitions. [2024-11-16 17:18:56,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-16 17:18:56,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:56,033 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:56,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 17:18:56,033 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:56,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:56,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1960459289, now seen corresponding path program 1 times [2024-11-16 17:18:56,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:56,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622088332] [2024-11-16 17:18:56,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:56,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:18:57,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:57,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622088332] [2024-11-16 17:18:57,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622088332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:18:57,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:18:57,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 17:18:57,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679859219] [2024-11-16 17:18:57,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:18:57,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 17:18:57,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:18:57,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 17:18:57,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-16 17:18:57,203 INFO L87 Difference]: Start difference. First operand 3296 states and 5254 transitions. Second operand has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:18:58,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:18:58,697 INFO L93 Difference]: Finished difference Result 15757 states and 24933 transitions. [2024-11-16 17:18:58,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 17:18:58,698 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 396 [2024-11-16 17:18:58,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:18:58,733 INFO L225 Difference]: With dead ends: 15757 [2024-11-16 17:18:58,734 INFO L226 Difference]: Without dead ends: 12464 [2024-11-16 17:18:58,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2024-11-16 17:18:58,746 INFO L432 NwaCegarLoop]: 349 mSDtfsCounter, 1998 mSDsluCounter, 1640 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1998 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:18:58,746 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1998 Valid, 1989 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 17:18:58,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12464 states. [2024-11-16 17:18:59,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12464 to 6710. [2024-11-16 17:18:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6710 states, 6212 states have (on average 1.5812942691564713) internal successors, (9823), 6222 states have internal predecessors, (9823), 479 states have call successors, (479), 18 states have call predecessors, (479), 18 states have return successors, (479), 469 states have call predecessors, (479), 479 states have call successors, (479) [2024-11-16 17:18:59,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6710 states to 6710 states and 10781 transitions. [2024-11-16 17:18:59,048 INFO L78 Accepts]: Start accepts. Automaton has 6710 states and 10781 transitions. Word has length 396 [2024-11-16 17:18:59,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:18:59,048 INFO L471 AbstractCegarLoop]: Abstraction has 6710 states and 10781 transitions. [2024-11-16 17:18:59,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:18:59,048 INFO L276 IsEmpty]: Start isEmpty. Operand 6710 states and 10781 transitions. [2024-11-16 17:18:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-16 17:18:59,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:18:59,054 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:18:59,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 17:18:59,055 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:18:59,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:18:59,055 INFO L85 PathProgramCache]: Analyzing trace with hash 324404166, now seen corresponding path program 1 times [2024-11-16 17:18:59,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:18:59,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610532481] [2024-11-16 17:18:59,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:59,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:18:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:18:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:18:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:18:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:18:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:18:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:18:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:18:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:18:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:18:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:18:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:18:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:18:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:18:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:18:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:18:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:18:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:18:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:18:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:18:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:18:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:18:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:18:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:18:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:18:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:18:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:18:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:18:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:18:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:18:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:18:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:18:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:18:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:18:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:18:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:18:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:18:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:18:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:18:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:18:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:18:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:18:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:18:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:18:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:18:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:18:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:18:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:18:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:18:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:18:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:18:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:18:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:18:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:18:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:18:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:18:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:18:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:18:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:18:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:18:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:18:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:18:59,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:18:59,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610532481] [2024-11-16 17:18:59,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610532481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:18:59,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088477333] [2024-11-16 17:18:59,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:18:59,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:18:59,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:18:59,828 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) [2024-11-16 17:18:59,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 17:19:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:00,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 17:19:00,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:19:00,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 58 proven. 174 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2024-11-16 17:19:00,624 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:19:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:01,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088477333] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:19:01,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:19:01,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-16 17:19:01,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131259198] [2024-11-16 17:19:01,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:19:01,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 17:19:01,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:01,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 17:19:01,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-16 17:19:01,087 INFO L87 Difference]: Start difference. First operand 6710 states and 10781 transitions. Second operand has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (175), 2 states have call predecessors, (175), 4 states have return successors, (176), 2 states have call predecessors, (176), 3 states have call successors, (176) [2024-11-16 17:19:01,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:01,791 INFO L93 Difference]: Finished difference Result 9596 states and 15240 transitions. [2024-11-16 17:19:01,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 17:19:01,796 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (175), 2 states have call predecessors, (175), 4 states have return successors, (176), 2 states have call predecessors, (176), 3 states have call successors, (176) Word has length 396 [2024-11-16 17:19:01,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:01,812 INFO L225 Difference]: With dead ends: 9596 [2024-11-16 17:19:01,813 INFO L226 Difference]: Without dead ends: 4770 [2024-11-16 17:19:01,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 915 GetRequests, 906 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-16 17:19:01,824 INFO L432 NwaCegarLoop]: 255 mSDtfsCounter, 505 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:01,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 642 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 17:19:01,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2024-11-16 17:19:01,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4752. [2024-11-16 17:19:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4752 states, 4239 states have (on average 1.534560037744751) internal successors, (6505), 4249 states have internal predecessors, (6505), 479 states have call successors, (479), 33 states have call predecessors, (479), 33 states have return successors, (479), 469 states have call predecessors, (479), 479 states have call successors, (479) [2024-11-16 17:19:02,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 4752 states and 7463 transitions. [2024-11-16 17:19:02,012 INFO L78 Accepts]: Start accepts. Automaton has 4752 states and 7463 transitions. Word has length 396 [2024-11-16 17:19:02,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:02,012 INFO L471 AbstractCegarLoop]: Abstraction has 4752 states and 7463 transitions. [2024-11-16 17:19:02,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (175), 2 states have call predecessors, (175), 4 states have return successors, (176), 2 states have call predecessors, (176), 3 states have call successors, (176) [2024-11-16 17:19:02,013 INFO L276 IsEmpty]: Start isEmpty. Operand 4752 states and 7463 transitions. [2024-11-16 17:19:02,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-16 17:19:02,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:02,069 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:02,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 17:19:02,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:02,270 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:02,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:02,271 INFO L85 PathProgramCache]: Analyzing trace with hash -2007954659, now seen corresponding path program 1 times [2024-11-16 17:19:02,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:02,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396912758] [2024-11-16 17:19:02,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:02,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:19:02,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:02,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396912758] [2024-11-16 17:19:02,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396912758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:19:02,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:19:02,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:19:02,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639542709] [2024-11-16 17:19:02,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:19:02,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:19:02,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:02,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:19:02,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:19:02,707 INFO L87 Difference]: Start difference. First operand 4752 states and 7463 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:19:03,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:03,087 INFO L93 Difference]: Finished difference Result 11545 states and 18127 transitions. [2024-11-16 17:19:03,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:19:03,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 396 [2024-11-16 17:19:03,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:03,104 INFO L225 Difference]: With dead ends: 11545 [2024-11-16 17:19:03,105 INFO L226 Difference]: Without dead ends: 8130 [2024-11-16 17:19:03,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:19:03,114 INFO L432 NwaCegarLoop]: 422 mSDtfsCounter, 140 mSDsluCounter, 692 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 1114 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:03,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 1114 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:19:03,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2024-11-16 17:19:03,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 5256. [2024-11-16 17:19:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5256 states, 4743 states have (on average 1.5397427788319629) internal successors, (7303), 4753 states have internal predecessors, (7303), 479 states have call successors, (479), 33 states have call predecessors, (479), 33 states have return successors, (479), 469 states have call predecessors, (479), 479 states have call successors, (479) [2024-11-16 17:19:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5256 states to 5256 states and 8261 transitions. [2024-11-16 17:19:03,402 INFO L78 Accepts]: Start accepts. Automaton has 5256 states and 8261 transitions. Word has length 396 [2024-11-16 17:19:03,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:03,402 INFO L471 AbstractCegarLoop]: Abstraction has 5256 states and 8261 transitions. [2024-11-16 17:19:03,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:19:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 5256 states and 8261 transitions. [2024-11-16 17:19:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-16 17:19:03,407 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:03,407 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:03,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 17:19:03,408 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:03,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:03,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1262318716, now seen corresponding path program 1 times [2024-11-16 17:19:03,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:03,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835117778] [2024-11-16 17:19:03,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:04,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:04,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835117778] [2024-11-16 17:19:04,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835117778] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:19:04,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [909763237] [2024-11-16 17:19:04,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:04,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:04,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:19:04,450 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) [2024-11-16 17:19:04,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 17:19:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:04,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 17:19:04,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:19:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 1840 proven. 147 refuted. 0 times theorem prover too weak. 4857 trivial. 0 not checked. [2024-11-16 17:19:05,579 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:19:06,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 27 proven. 147 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:06,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [909763237] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:19:06,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:19:06,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 7] total 18 [2024-11-16 17:19:06,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975923349] [2024-11-16 17:19:06,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:19:06,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-16 17:19:06,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:06,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-16 17:19:06,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2024-11-16 17:19:06,112 INFO L87 Difference]: Start difference. First operand 5256 states and 8261 transitions. Second operand has 18 states, 18 states have (on average 12.444444444444445) internal successors, (224), 18 states have internal predecessors, (224), 6 states have call successors, (177), 3 states have call predecessors, (177), 6 states have return successors, (177), 5 states have call predecessors, (177), 6 states have call successors, (177) [2024-11-16 17:19:10,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:10,156 INFO L93 Difference]: Finished difference Result 25010 states and 38666 transitions. [2024-11-16 17:19:10,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-11-16 17:19:10,157 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 12.444444444444445) internal successors, (224), 18 states have internal predecessors, (224), 6 states have call successors, (177), 3 states have call predecessors, (177), 6 states have return successors, (177), 5 states have call predecessors, (177), 6 states have call successors, (177) Word has length 396 [2024-11-16 17:19:10,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:10,199 INFO L225 Difference]: With dead ends: 25010 [2024-11-16 17:19:10,200 INFO L226 Difference]: Without dead ends: 20246 [2024-11-16 17:19:10,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 983 GetRequests, 910 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1944 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1064, Invalid=4486, Unknown=0, NotChecked=0, Total=5550 [2024-11-16 17:19:10,210 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 3690 mSDsluCounter, 3616 mSDsCounter, 0 mSdLazyCounter, 3153 mSolverCounterSat, 871 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3748 SdHoareTripleChecker+Valid, 3954 SdHoareTripleChecker+Invalid, 4024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 871 IncrementalHoareTripleChecker+Valid, 3153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:10,210 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3748 Valid, 3954 Invalid, 4024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [871 Valid, 3153 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-16 17:19:10,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20246 states. [2024-11-16 17:19:10,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20246 to 16345. [2024-11-16 17:19:10,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16345 states, 14301 states have (on average 1.4970981050276204) internal successors, (21410), 14357 states have internal predecessors, (21410), 1883 states have call successors, (1883), 160 states have call predecessors, (1883), 160 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16345 states to 16345 states and 25176 transitions. [2024-11-16 17:19:10,972 INFO L78 Accepts]: Start accepts. Automaton has 16345 states and 25176 transitions. Word has length 396 [2024-11-16 17:19:10,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:10,973 INFO L471 AbstractCegarLoop]: Abstraction has 16345 states and 25176 transitions. [2024-11-16 17:19:10,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.444444444444445) internal successors, (224), 18 states have internal predecessors, (224), 6 states have call successors, (177), 3 states have call predecessors, (177), 6 states have return successors, (177), 5 states have call predecessors, (177), 6 states have call successors, (177) [2024-11-16 17:19:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 16345 states and 25176 transitions. [2024-11-16 17:19:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-11-16 17:19:10,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:10,982 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:10,996 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 17:19:11,186 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,SelfDestructingSolverStorable10 [2024-11-16 17:19:11,187 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:11,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:11,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1368835539, now seen corresponding path program 1 times [2024-11-16 17:19:11,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:11,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831174107] [2024-11-16 17:19:11,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:11,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:19:11,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:11,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831174107] [2024-11-16 17:19:11,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831174107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:19:11,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:19:11,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:19:11,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279751415] [2024-11-16 17:19:11,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:19:11,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:19:11,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:11,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:19:11,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:19:11,900 INFO L87 Difference]: Start difference. First operand 16345 states and 25176 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:19:12,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:12,700 INFO L93 Difference]: Finished difference Result 35199 states and 54278 transitions. [2024-11-16 17:19:12,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 17:19:12,701 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 399 [2024-11-16 17:19:12,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:12,761 INFO L225 Difference]: With dead ends: 35199 [2024-11-16 17:19:12,761 INFO L226 Difference]: Without dead ends: 26706 [2024-11-16 17:19:12,784 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-16 17:19:12,785 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 503 mSDsluCounter, 1043 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 503 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:12,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [503 Valid, 1476 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:19:12,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26706 states. [2024-11-16 17:19:13,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26706 to 17889. [2024-11-16 17:19:13,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17889 states, 15845 states have (on average 1.5091827074786999) internal successors, (23913), 15901 states have internal predecessors, (23913), 1883 states have call successors, (1883), 160 states have call predecessors, (1883), 160 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:13,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17889 states to 17889 states and 27679 transitions. [2024-11-16 17:19:13,621 INFO L78 Accepts]: Start accepts. Automaton has 17889 states and 27679 transitions. Word has length 399 [2024-11-16 17:19:13,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:13,621 INFO L471 AbstractCegarLoop]: Abstraction has 17889 states and 27679 transitions. [2024-11-16 17:19:13,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:19:13,622 INFO L276 IsEmpty]: Start isEmpty. Operand 17889 states and 27679 transitions. [2024-11-16 17:19:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-11-16 17:19:13,631 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:13,631 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:13,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 17:19:13,632 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:13,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:13,632 INFO L85 PathProgramCache]: Analyzing trace with hash -738376914, now seen corresponding path program 1 times [2024-11-16 17:19:13,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:13,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564049518] [2024-11-16 17:19:13,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:19:13,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:13,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564049518] [2024-11-16 17:19:13,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564049518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:19:13,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:19:13,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:19:13,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291806668] [2024-11-16 17:19:13,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:19:13,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:19:13,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:13,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:19:13,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:19:13,946 INFO L87 Difference]: Start difference. First operand 17889 states and 27679 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:19:14,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:14,816 INFO L93 Difference]: Finished difference Result 33927 states and 52355 transitions. [2024-11-16 17:19:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 17:19:14,817 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 399 [2024-11-16 17:19:14,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:14,855 INFO L225 Difference]: With dead ends: 33927 [2024-11-16 17:19:14,856 INFO L226 Difference]: Without dead ends: 16158 [2024-11-16 17:19:14,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-16 17:19:14,884 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 287 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:14,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1370 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:19:14,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16158 states. [2024-11-16 17:19:15,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16158 to 15739. [2024-11-16 17:19:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15739 states, 13695 states have (on average 1.4988682000730194) internal successors, (20527), 13751 states have internal predecessors, (20527), 1883 states have call successors, (1883), 160 states have call predecessors, (1883), 160 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:15,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15739 states to 15739 states and 24293 transitions. [2024-11-16 17:19:15,595 INFO L78 Accepts]: Start accepts. Automaton has 15739 states and 24293 transitions. Word has length 399 [2024-11-16 17:19:15,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:15,596 INFO L471 AbstractCegarLoop]: Abstraction has 15739 states and 24293 transitions. [2024-11-16 17:19:15,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 17:19:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 15739 states and 24293 transitions. [2024-11-16 17:19:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-11-16 17:19:15,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:15,600 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:15,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 17:19:15,601 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:15,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:15,601 INFO L85 PathProgramCache]: Analyzing trace with hash 145751344, now seen corresponding path program 1 times [2024-11-16 17:19:15,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:15,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724719969] [2024-11-16 17:19:15,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:15,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 33 proven. 141 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:16,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:16,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724719969] [2024-11-16 17:19:16,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724719969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:19:16,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080096394] [2024-11-16 17:19:16,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:16,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:16,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:19:16,380 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) [2024-11-16 17:19:16,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 17:19:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:16,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 17:19:16,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:19:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 2148 proven. 141 refuted. 0 times theorem prover too weak. 4555 trivial. 0 not checked. [2024-11-16 17:19:17,448 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:19:17,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 33 proven. 141 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:17,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080096394] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:19:17,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:19:17,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 16 [2024-11-16 17:19:17,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785506554] [2024-11-16 17:19:17,979 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:19:17,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 17:19:17,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:17,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 17:19:17,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-16 17:19:17,981 INFO L87 Difference]: Start difference. First operand 15739 states and 24293 transitions. Second operand has 16 states, 16 states have (on average 12.8125) internal successors, (205), 16 states have internal predecessors, (205), 5 states have call successors, (177), 3 states have call predecessors, (177), 6 states have return successors, (177), 5 states have call predecessors, (177), 5 states have call successors, (177) [2024-11-16 17:19:19,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:19,927 INFO L93 Difference]: Finished difference Result 38818 states and 59969 transitions. [2024-11-16 17:19:19,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 17:19:19,928 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 12.8125) internal successors, (205), 16 states have internal predecessors, (205), 5 states have call successors, (177), 3 states have call predecessors, (177), 6 states have return successors, (177), 5 states have call predecessors, (177), 5 states have call successors, (177) Word has length 399 [2024-11-16 17:19:19,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:19,985 INFO L225 Difference]: With dead ends: 38818 [2024-11-16 17:19:19,986 INFO L226 Difference]: Without dead ends: 23201 [2024-11-16 17:19:20,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 925 GetRequests, 905 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2024-11-16 17:19:20,021 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 1347 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 1121 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 1489 SdHoareTripleChecker+Invalid, 1301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:20,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1416 Valid, 1489 Invalid, 1301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1121 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 17:19:20,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23201 states. [2024-11-16 17:19:20,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23201 to 15737. [2024-11-16 17:19:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15737 states, 13676 states have (on average 1.4886662766890904) internal successors, (20359), 13732 states have internal predecessors, (20359), 1883 states have call successors, (1883), 177 states have call predecessors, (1883), 177 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15737 states to 15737 states and 24125 transitions. [2024-11-16 17:19:20,969 INFO L78 Accepts]: Start accepts. Automaton has 15737 states and 24125 transitions. Word has length 399 [2024-11-16 17:19:20,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:20,970 INFO L471 AbstractCegarLoop]: Abstraction has 15737 states and 24125 transitions. [2024-11-16 17:19:20,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.8125) internal successors, (205), 16 states have internal predecessors, (205), 5 states have call successors, (177), 3 states have call predecessors, (177), 6 states have return successors, (177), 5 states have call predecessors, (177), 5 states have call successors, (177) [2024-11-16 17:19:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 15737 states and 24125 transitions. [2024-11-16 17:19:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-11-16 17:19:20,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:20,974 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:20,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 17:19:21,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:21,175 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:21,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:21,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1784867761, now seen corresponding path program 1 times [2024-11-16 17:19:21,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:21,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000473010] [2024-11-16 17:19:21,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:21,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:21,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 17:19:21,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:21,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000473010] [2024-11-16 17:19:21,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000473010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:19:21,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:19:21,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 17:19:21,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209579828] [2024-11-16 17:19:21,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:19:21,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 17:19:21,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:21,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 17:19:21,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-16 17:19:21,804 INFO L87 Difference]: Start difference. First operand 15737 states and 24125 transitions. Second operand has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:19:23,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:23,087 INFO L93 Difference]: Finished difference Result 31395 states and 48020 transitions. [2024-11-16 17:19:23,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 17:19:23,088 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 399 [2024-11-16 17:19:23,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:23,130 INFO L225 Difference]: With dead ends: 31395 [2024-11-16 17:19:23,130 INFO L226 Difference]: Without dead ends: 16160 [2024-11-16 17:19:23,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-16 17:19:23,153 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 642 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:23,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [642 Valid, 1748 Invalid, 985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 17:19:23,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16160 states. [2024-11-16 17:19:23,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16160 to 15741. [2024-11-16 17:19:23,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15741 states, 13679 states have (on average 1.4863659624241539) internal successors, (20332), 13735 states have internal predecessors, (20332), 1883 states have call successors, (1883), 178 states have call predecessors, (1883), 178 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15741 states to 15741 states and 24098 transitions. [2024-11-16 17:19:23,764 INFO L78 Accepts]: Start accepts. Automaton has 15741 states and 24098 transitions. Word has length 399 [2024-11-16 17:19:23,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:23,765 INFO L471 AbstractCegarLoop]: Abstraction has 15741 states and 24098 transitions. [2024-11-16 17:19:23,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 17:19:23,765 INFO L276 IsEmpty]: Start isEmpty. Operand 15741 states and 24098 transitions. [2024-11-16 17:19:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2024-11-16 17:19:23,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:23,769 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:23,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 17:19:23,769 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:23,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:23,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1875525052, now seen corresponding path program 1 times [2024-11-16 17:19:23,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:23,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582020706] [2024-11-16 17:19:23,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:23,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,302 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 75 proven. 99 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:24,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:24,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582020706] [2024-11-16 17:19:24,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582020706] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:19:24,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553884901] [2024-11-16 17:19:24,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:24,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:24,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:19:24,306 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) [2024-11-16 17:19:24,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-16 17:19:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:24,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 17:19:24,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:19:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 3408 proven. 99 refuted. 0 times theorem prover too weak. 3337 trivial. 0 not checked. [2024-11-16 17:19:25,190 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:19:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 75 proven. 99 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:25,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553884901] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:19:25,476 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:19:25,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-16 17:19:25,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473895191] [2024-11-16 17:19:25,477 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:19:25,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 17:19:25,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:25,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 17:19:25,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-16 17:19:25,479 INFO L87 Difference]: Start difference. First operand 15741 states and 24098 transitions. Second operand has 8 states, 8 states have (on average 20.5) internal successors, (164), 8 states have internal predecessors, (164), 3 states have call successors, (125), 2 states have call predecessors, (125), 4 states have return successors, (126), 3 states have call predecessors, (126), 3 states have call successors, (126) [2024-11-16 17:19:26,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:26,190 INFO L93 Difference]: Finished difference Result 31312 states and 47817 transitions. [2024-11-16 17:19:26,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 17:19:26,191 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.5) internal successors, (164), 8 states have internal predecessors, (164), 3 states have call successors, (125), 2 states have call predecessors, (125), 4 states have return successors, (126), 3 states have call predecessors, (126), 3 states have call successors, (126) Word has length 400 [2024-11-16 17:19:26,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:26,228 INFO L225 Difference]: With dead ends: 31312 [2024-11-16 17:19:26,228 INFO L226 Difference]: Without dead ends: 15901 [2024-11-16 17:19:26,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 923 GetRequests, 914 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-16 17:19:26,250 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 199 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:26,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 679 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:19:26,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15901 states. [2024-11-16 17:19:26,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15901 to 15801. [2024-11-16 17:19:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15801 states, 13706 states have (on average 1.4343353275937545) internal successors, (19659), 13762 states have internal predecessors, (19659), 1883 states have call successors, (1883), 211 states have call predecessors, (1883), 211 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15801 states to 15801 states and 23425 transitions. [2024-11-16 17:19:26,891 INFO L78 Accepts]: Start accepts. Automaton has 15801 states and 23425 transitions. Word has length 400 [2024-11-16 17:19:26,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:26,892 INFO L471 AbstractCegarLoop]: Abstraction has 15801 states and 23425 transitions. [2024-11-16 17:19:26,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.5) internal successors, (164), 8 states have internal predecessors, (164), 3 states have call successors, (125), 2 states have call predecessors, (125), 4 states have return successors, (126), 3 states have call predecessors, (126), 3 states have call successors, (126) [2024-11-16 17:19:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 15801 states and 23425 transitions. [2024-11-16 17:19:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2024-11-16 17:19:26,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:26,895 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:26,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 17:19:27,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-16 17:19:27,097 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:27,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:27,098 INFO L85 PathProgramCache]: Analyzing trace with hash 755675395, now seen corresponding path program 1 times [2024-11-16 17:19:27,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:27,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887846197] [2024-11-16 17:19:27,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:27,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:28,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 102 proven. 72 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:28,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:28,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887846197] [2024-11-16 17:19:28,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887846197] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:19:28,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611532456] [2024-11-16 17:19:28,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:28,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:28,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:19:28,173 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) [2024-11-16 17:19:28,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-16 17:19:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:28,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 17:19:28,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:19:28,706 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 3390 proven. 72 refuted. 0 times theorem prover too weak. 3382 trivial. 0 not checked. [2024-11-16 17:19:28,706 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:19:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 102 proven. 72 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 17:19:29,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611532456] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:19:29,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:19:29,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-16 17:19:29,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927181653] [2024-11-16 17:19:29,049 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:19:29,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 17:19:29,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:29,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 17:19:29,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-16 17:19:29,051 INFO L87 Difference]: Start difference. First operand 15801 states and 23425 transitions. Second operand has 10 states, 10 states have (on average 14.0) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 2 states have call predecessors, (84), 2 states have call successors, (84) [2024-11-16 17:19:30,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:19:30,064 INFO L93 Difference]: Finished difference Result 31662 states and 46766 transitions. [2024-11-16 17:19:30,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 17:19:30,065 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 14.0) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 2 states have call predecessors, (84), 2 states have call successors, (84) Word has length 401 [2024-11-16 17:19:30,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:19:30,129 INFO L225 Difference]: With dead ends: 31662 [2024-11-16 17:19:30,129 INFO L226 Difference]: Without dead ends: 16099 [2024-11-16 17:19:30,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 933 GetRequests, 917 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2024-11-16 17:19:30,154 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 1003 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 441 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 441 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 17:19:30,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1005 Valid, 669 Invalid, 797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [441 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 17:19:30,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16099 states. [2024-11-16 17:19:30,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16099 to 15933. [2024-11-16 17:19:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15933 states, 13805 states have (on average 1.41615356754799) internal successors, (19550), 13861 states have internal predecessors, (19550), 1883 states have call successors, (1883), 244 states have call predecessors, (1883), 244 states have return successors, (1883), 1827 states have call predecessors, (1883), 1883 states have call successors, (1883) [2024-11-16 17:19:31,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15933 states to 15933 states and 23316 transitions. [2024-11-16 17:19:31,021 INFO L78 Accepts]: Start accepts. Automaton has 15933 states and 23316 transitions. Word has length 401 [2024-11-16 17:19:31,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:19:31,022 INFO L471 AbstractCegarLoop]: Abstraction has 15933 states and 23316 transitions. [2024-11-16 17:19:31,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.0) internal successors, (140), 10 states have internal predecessors, (140), 2 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 2 states have call predecessors, (84), 2 states have call successors, (84) [2024-11-16 17:19:31,022 INFO L276 IsEmpty]: Start isEmpty. Operand 15933 states and 23316 transitions. [2024-11-16 17:19:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2024-11-16 17:19:31,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:19:31,026 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:19:31,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-16 17:19:31,227 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,SelfDestructingSolverStorable16 [2024-11-16 17:19:31,227 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:19:31,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:19:31,228 INFO L85 PathProgramCache]: Analyzing trace with hash -945065084, now seen corresponding path program 1 times [2024-11-16 17:19:31,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:19:31,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766977140] [2024-11-16 17:19:31,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:31,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:19:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:19:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:19:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:19:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:19:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 17:19:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 17:19:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 17:19:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 17:19:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:19:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 17:19:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:19:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 17:19:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:19:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 17:19:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:19:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 17:19:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:19:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 17:19:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:19:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 17:19:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:19:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 17:19:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:19:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 17:19:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:19:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 17:19:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:19:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:19:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:19:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:19:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 17:19:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 17:19:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 17:19:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 17:19:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 17:19:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 17:19:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:19:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:19:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 17:19:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 17:19:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:19:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:19:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 17:19:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 17:19:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 17:19:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 17:19:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 17:19:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 17:19:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 17:19:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 17:19:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 17:19:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-16 17:19:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 17:19:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:19:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:19:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:19:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:19:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:19:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:19:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 54 proven. 288 refuted. 0 times theorem prover too weak. 6502 trivial. 0 not checked. [2024-11-16 17:19:34,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:19:34,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766977140] [2024-11-16 17:19:34,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766977140] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:19:34,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963912937] [2024-11-16 17:19:34,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:19:34,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:19:34,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:19:34,662 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) [2024-11-16 17:19:34,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-16 17:19:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:19:34,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-16 17:19:34,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:19:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 1780 proven. 432 refuted. 0 times theorem prover too weak. 4632 trivial. 0 not checked. [2024-11-16 17:19:37,989 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:19:40,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963912937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:19:40,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 17:19:40,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16] total 35 [2024-11-16 17:19:40,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605129727] [2024-11-16 17:19:40,576 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-16 17:19:40,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-16 17:19:40,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:19:40,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-16 17:19:40,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1943, Unknown=0, NotChecked=0, Total=2162 [2024-11-16 17:19:40,579 INFO L87 Difference]: Start difference. First operand 15933 states and 23316 transitions. Second operand has 35 states, 34 states have (on average 6.382352941176471) internal successors, (217), 33 states have internal predecessors, (217), 9 states have call successors, (118), 5 states have call predecessors, (118), 7 states have return successors, (118), 9 states have call predecessors, (118), 9 states have call successors, (118)